./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_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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 [2018-12-08 10:36:45,303 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:36:45,304 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:36:45,311 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:36:45,312 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:36:45,312 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:36:45,313 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:36:45,314 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:36:45,315 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:36:45,316 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:36:45,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:36:45,317 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:36:45,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:36:45,318 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:36:45,319 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:36:45,319 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:36:45,320 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:36:45,321 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:36:45,323 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:36:45,324 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:36:45,324 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:36:45,325 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:36:45,327 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:36:45,327 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:36:45,327 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:36:45,328 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:36:45,328 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:36:45,329 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:36:45,330 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:36:45,330 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:36:45,330 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:36:45,331 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:36:45,331 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:36:45,331 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:36:45,332 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:36:45,332 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:36:45,333 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 10:36:45,340 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:36:45,341 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:36:45,341 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 10:36:45,341 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 10:36:45,342 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:36:45,342 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:36:45,342 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:36:45,342 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:36:45,342 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 10:36:45,343 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:36:45,344 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 10:36:45,344 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:36:45,344 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 10:36:45,344 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:36:45,344 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:36:45,344 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 10:36:45,345 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 10:36:45,345 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:36:45,345 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:36:45,345 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 10:36:45,345 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 10:36:45,345 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 10:36:45,345 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 10:36:45,346 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 10:36:45,346 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_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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 [2018-12-08 10:36:45,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:36:45,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:36:45,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:36:45,382 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:36:45,383 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:36:45,383 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-08 10:36:45,422 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/8768c4241/54d17c7fa647446da86657e7deff6ce7/FLAG3cca53da3 [2018-12-08 10:36:45,819 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:36:45,819 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-08 10:36:45,823 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/8768c4241/54d17c7fa647446da86657e7deff6ce7/FLAG3cca53da3 [2018-12-08 10:36:45,830 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/8768c4241/54d17c7fa647446da86657e7deff6ce7 [2018-12-08 10:36:45,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:36:45,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 10:36:45,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:36:45,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:36:45,835 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:36:45,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709ce3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45, skipping insertion in model container [2018-12-08 10:36:45,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:36:45,854 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:36:45,944 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:36:45,947 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:36:45,956 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:36:45,964 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:36:45,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45 WrapperNode [2018-12-08 10:36:45,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:36:45,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 10:36:45,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 10:36:45,965 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 10:36:45,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 10:36:45,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:36:45,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:36:45,979 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:36:45,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... [2018-12-08 10:36:45,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:36:45,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:36:45,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:36:45,990 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:36:45,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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 [2018-12-08 10:36:46,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 10:36:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 10:36:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:36:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:36:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 10:36:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 10:36:46,121 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:36:46,121 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-08 10:36:46,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:36:46 BoogieIcfgContainer [2018-12-08 10:36:46,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:36:46,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 10:36:46,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 10:36:46,124 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 10:36:46,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:36:45" (1/3) ... [2018-12-08 10:36:46,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac89efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:36:46, skipping insertion in model container [2018-12-08 10:36:46,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:45" (2/3) ... [2018-12-08 10:36:46,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac89efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:36:46, skipping insertion in model container [2018-12-08 10:36:46,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:36:46" (3/3) ... [2018-12-08 10:36:46,127 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_3_false-unreach-call_true-termination.i [2018-12-08 10:36:46,133 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 10:36:46,137 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 10:36:46,146 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 10:36:46,164 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:36:46,164 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 10:36:46,164 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 10:36:46,164 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 10:36:46,164 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:36:46,164 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:36:46,165 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 10:36:46,165 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:36:46,165 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 10:36:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-12-08 10:36:46,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 10:36:46,178 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:36:46,179 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:36:46,180 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:36:46,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:36:46,183 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-12-08 10:36:46,184 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:36:46,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:36:46,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:36:46,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:36:46,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:36:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:36:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:36:46,249 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 10:36:46,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:36:46 BoogieIcfgContainer [2018-12-08 10:36:46,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 10:36:46,262 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 10:36:46,262 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 10:36:46,262 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 10:36:46,263 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:36:46" (3/4) ... [2018-12-08 10:36:46,265 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 10:36:46,265 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 10:36:46,266 INFO L168 Benchmark]: Toolchain (without parser) took 433.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -139.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:36:46,267 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:36:46,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 131.02 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 10:36:46,268 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.44 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:36:46,268 INFO L168 Benchmark]: Boogie Preprocessor took 10.44 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:36:46,268 INFO L168 Benchmark]: RCFGBuilder took 132.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-08 10:36:46,269 INFO L168 Benchmark]: TraceAbstraction took 139.40 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-08 10:36:46,269 INFO L168 Benchmark]: Witness Printer took 3.07 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. [2018-12-08 10:36:46,271 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 131.02 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 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 14.44 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.44 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 132.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 139.40 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.07 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 [2018-12-08 10:36:47,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:36:47,536 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:36:47,544 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:36:47,544 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:36:47,545 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:36:47,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:36:47,547 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:36:47,548 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:36:47,548 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:36:47,549 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:36:47,549 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:36:47,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:36:47,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:36:47,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:36:47,552 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:36:47,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:36:47,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:36:47,555 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:36:47,556 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:36:47,557 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:36:47,558 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:36:47,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:36:47,560 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:36:47,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:36:47,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:36:47,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:36:47,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:36:47,562 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:36:47,563 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:36:47,563 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:36:47,564 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:36:47,564 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:36:47,564 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:36:47,564 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:36:47,565 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:36:47,565 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 10:36:47,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:36:47,575 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:36:47,576 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 10:36:47,576 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 10:36:47,577 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:36:47,577 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:36:47,577 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:36:47,577 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:36:47,577 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:36:47,577 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:36:47,577 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:36:47,577 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:36:47,578 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 10:36:47,578 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:36:47,579 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 10:36:47,579 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 10:36:47,580 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_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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 [2018-12-08 10:36:47,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:36:47,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:36:47,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:36:47,616 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:36:47,617 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:36:47,617 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-08 10:36:47,658 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/7abf51d2e/812ee7e26aaf4262bba38ddb2c1e8cf5/FLAG214c68642 [2018-12-08 10:36:47,978 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:36:47,978 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/sv-benchmarks/c/floats-cdfpl/sine_3_false-unreach-call_true-termination.i [2018-12-08 10:36:47,982 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/7abf51d2e/812ee7e26aaf4262bba38ddb2c1e8cf5/FLAG214c68642 [2018-12-08 10:36:48,389 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/data/7abf51d2e/812ee7e26aaf4262bba38ddb2c1e8cf5 [2018-12-08 10:36:48,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:36:48,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 10:36:48,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:36:48,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:36:48,395 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:36:48,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe18e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48, skipping insertion in model container [2018-12-08 10:36:48,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:36:48,411 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:36:48,496 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:36:48,500 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:36:48,511 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:36:48,519 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:36:48,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48 WrapperNode [2018-12-08 10:36:48,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:36:48,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 10:36:48,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 10:36:48,520 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 10:36:48,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 10:36:48,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:36:48,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:36:48,534 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:36:48,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... [2018-12-08 10:36:48,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:36:48,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:36:48,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:36:48,547 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:36:48,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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 [2018-12-08 10:36:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 10:36:48,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 10:36:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:36:48,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:36:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 10:36:48,615 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 10:36:51,084 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:36:51,084 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-08 10:36:51,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:36:51 BoogieIcfgContainer [2018-12-08 10:36:51,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:36:51,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 10:36:51,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 10:36:51,087 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 10:36:51,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:36:48" (1/3) ... [2018-12-08 10:36:51,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390f3774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:36:51, skipping insertion in model container [2018-12-08 10:36:51,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:36:48" (2/3) ... [2018-12-08 10:36:51,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390f3774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:36:51, skipping insertion in model container [2018-12-08 10:36:51,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:36:51" (3/3) ... [2018-12-08 10:36:51,089 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_3_false-unreach-call_true-termination.i [2018-12-08 10:36:51,095 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 10:36:51,099 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 10:36:51,107 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 10:36:51,123 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:36:51,123 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 10:36:51,124 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 10:36:51,124 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 10:36:51,124 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:36:51,124 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:36:51,124 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 10:36:51,124 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:36:51,124 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 10:36:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-12-08 10:36:51,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 10:36:51,136 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:36:51,137 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:36:51,138 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:36:51,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:36:51,142 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-12-08 10:36:51,144 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-08 10:36:51,144 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/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 [2018-12-08 10:36:51,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:41:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:42:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 10:42:39,348 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-08 10:42:39,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:42:39 BoogieIcfgContainer [2018-12-08 10:42:39,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 10:42:39,366 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 10:42:39,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 10:42:39,366 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 10:42:39,367 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:36:51" (3/4) ... [2018-12-08 10:42:39,368 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 10:42:39,393 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bc44bf31-e5e0-423c-b195-ef42837cf3b7/bin-2019/uautomizer/witness.graphml [2018-12-08 10:42:39,393 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 10:42:39,394 INFO L168 Benchmark]: Toolchain (without parser) took 351002.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:42:39,395 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 10:42:39,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 126.86 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. [2018-12-08 10:42:39,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 13.25 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. [2018-12-08 10:42:39,396 INFO L168 Benchmark]: Boogie Preprocessor took 13.47 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. [2018-12-08 10:42:39,396 INFO L168 Benchmark]: RCFGBuilder took 2537.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -192.3 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-08 10:42:39,397 INFO L168 Benchmark]: TraceAbstraction took 348280.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-12-08 10:42:39,397 INFO L168 Benchmark]: Witness Printer took 27.47 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. [2018-12-08 10:42:39,400 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 126.86 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 13.25 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 13.47 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 2537.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -192.3 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 348280.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Witness Printer took 27.47 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, 348.2s 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, 295.6s 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...