./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/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 79593329bc8f7511983805b3e0e5d4c7fc3a0674 ........................................................................................................................................................................................................................................ 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_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/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 79593329bc8f7511983805b3e0e5d4c7fc3a0674 ................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:33:31,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:31,902 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:31,910 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:31,911 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:31,911 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:31,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:31,914 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:31,915 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:31,915 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:31,916 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:31,916 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:31,917 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:31,917 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:31,918 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:31,918 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:31,919 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:31,920 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:31,921 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:31,923 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:31,924 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:31,925 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:31,926 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:31,927 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:31,927 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:31,927 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:31,928 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:31,929 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:31,929 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:31,930 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:31,930 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:31,931 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:31,931 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:31,931 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:31,932 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:31,933 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:31,933 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:33:31,940 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:31,940 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:31,941 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:31,941 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:31,942 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:31,942 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:31,942 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:31,942 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:31,942 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:31,943 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:31,944 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:31,944 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:31,944 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:31,944 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:31,944 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:31,944 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:31,945 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:31,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:31,945 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:31,945 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:31,945 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:31,945 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:31,946 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:31,946 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:33:31,946 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_734a093d-17a6-4eb3-bacb-eb69d9306972/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 -> 79593329bc8f7511983805b3e0e5d4c7fc3a0674 [2018-11-28 10:33:31,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:31,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:31,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:31,985 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:31,985 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:31,985 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i [2018-11-28 10:33:32,025 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/69d6d450b/c0f4b897aff74d1d8849bcb7493e43c3/FLAG267f30ed6 [2018-11-28 10:33:32,412 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:32,413 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i [2018-11-28 10:33:32,416 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/69d6d450b/c0f4b897aff74d1d8849bcb7493e43c3/FLAG267f30ed6 [2018-11-28 10:33:32,426 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/69d6d450b/c0f4b897aff74d1d8849bcb7493e43c3 [2018-11-28 10:33:32,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:32,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:32,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:32,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:32,432 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:32,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261ff106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32, skipping insertion in model container [2018-11-28 10:33:32,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:32,453 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:32,550 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:32,552 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:32,562 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:32,571 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:32,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32 WrapperNode [2018-11-28 10:33:32,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:32,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:32,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:32,572 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:32,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:32,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:32,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:32,586 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:32,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... [2018-11-28 10:33:32,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:32,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:32,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:32,599 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:32,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:32,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:32,768 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:32,768 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 10:33:32,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:32 BoogieIcfgContainer [2018-11-28 10:33:32,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:32,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:32,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:32,771 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:32,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:32" (1/3) ... [2018-11-28 10:33:32,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0d2094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:32, skipping insertion in model container [2018-11-28 10:33:32,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:32" (2/3) ... [2018-11-28 10:33:32,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0d2094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:32, skipping insertion in model container [2018-11-28 10:33:32,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:32" (3/3) ... [2018-11-28 10:33:32,774 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_2_false-unreach-call_true-termination.i [2018-11-28 10:33:32,782 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:32,788 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:32,802 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:32,829 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:32,829 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:32,830 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:32,830 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:32,830 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:32,830 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:32,830 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:32,830 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:32,830 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:32,846 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-11-28 10:33:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 10:33:32,851 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:32,851 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:32,853 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:32,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:32,859 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-11-28 10:33:32,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:32,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:32,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:32,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:32,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:33:32,943 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:33:32,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:33:32 BoogieIcfgContainer [2018-11-28 10:33:32,961 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:33:32,962 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:33:32,962 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:33:32,962 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:33:32,963 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:32" (3/4) ... [2018-11-28 10:33:32,966 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 10:33:32,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:33:32,967 INFO L168 Benchmark]: Toolchain (without parser) took 539.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:32,969 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:32,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:32,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.38 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:32,970 INFO L168 Benchmark]: Boogie Preprocessor took 12.23 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:32,970 INFO L168 Benchmark]: RCFGBuilder took 169.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:32,971 INFO L168 Benchmark]: TraceAbstraction took 192.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:32,971 INFO L168 Benchmark]: Witness Printer took 4.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:32,974 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.6 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 14.38 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.23 ms. Allocated memory is still 1.0 GB. Free memory is still 942.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 169.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 192.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.55 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 <= 1.0f && result >= -1.0f) VAL [IN=0, x=0] [L14] __VERIFIER_error() VAL [IN=0, x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:33:34,414 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:34,415 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:34,422 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:34,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:34,423 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:34,424 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:34,425 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:34,426 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:34,427 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:34,427 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:34,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:34,428 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:34,429 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:34,430 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:34,430 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:34,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:34,432 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:34,434 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:34,435 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:34,435 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:34,436 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:34,438 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:34,438 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:34,438 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:34,439 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:34,439 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:34,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:34,440 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:34,441 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:34,441 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:34,442 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:34,442 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:34,442 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:34,443 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:34,443 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:34,443 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 10:33:34,453 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:34,453 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:34,454 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:34,454 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:34,455 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:34,455 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:34,455 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:34,455 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:34,455 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:34,455 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 10:33:34,456 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:34,457 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:34,457 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:34,457 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:34,457 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:34,457 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:34,457 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:34,458 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:34,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:34,458 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:34,458 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:34,458 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:34,458 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 10:33:34,458 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:34,459 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 10:33:34,459 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 10:33:34,459 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_734a093d-17a6-4eb3-bacb-eb69d9306972/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 -> 79593329bc8f7511983805b3e0e5d4c7fc3a0674 [2018-11-28 10:33:34,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:34,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:34,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:34,498 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:34,498 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:34,499 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i [2018-11-28 10:33:34,537 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/cef010df5/08d94929273c422a974281553ed58622/FLAGfb997af14 [2018-11-28 10:33:34,932 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:34,933 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/sv-benchmarks/c/floats-cdfpl/sine_2_false-unreach-call_true-termination.i [2018-11-28 10:33:34,936 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/cef010df5/08d94929273c422a974281553ed58622/FLAGfb997af14 [2018-11-28 10:33:34,944 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/data/cef010df5/08d94929273c422a974281553ed58622 [2018-11-28 10:33:34,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:34,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:34,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:34,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:34,951 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:34,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:34" (1/1) ... [2018-11-28 10:33:34,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4733a4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:34, skipping insertion in model container [2018-11-28 10:33:34,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:34" (1/1) ... [2018-11-28 10:33:34,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:34,973 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:35,075 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:35,079 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:35,092 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:35,101 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:35,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35 WrapperNode [2018-11-28 10:33:35,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:35,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:35,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:35,103 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:35,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:35,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:35,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:35,121 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:35,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... [2018-11-28 10:33:35,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:35,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:35,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:35,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:35,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:37,729 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:37,729 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 10:33:37,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:37 BoogieIcfgContainer [2018-11-28 10:33:37,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:37,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:37,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:37,733 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:37,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:34" (1/3) ... [2018-11-28 10:33:37,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d208470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:37, skipping insertion in model container [2018-11-28 10:33:37,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:35" (2/3) ... [2018-11-28 10:33:37,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d208470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:37, skipping insertion in model container [2018-11-28 10:33:37,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:37" (3/3) ... [2018-11-28 10:33:37,736 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_2_false-unreach-call_true-termination.i [2018-11-28 10:33:37,742 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:37,748 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:37,759 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:37,777 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:37,778 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:37,778 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:37,778 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:37,778 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:37,778 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:37,778 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:37,779 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:37,779 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2018-11-28 10:33:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-28 10:33:37,793 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:37,794 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:37,795 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:37,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:37,798 INFO L82 PathProgramCache]: Analyzing trace with hash -2109216782, now seen corresponding path program 1 times [2018-11-28 10:33:37,800 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:33:37,801 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-28 10:33:37,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:40:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:40:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:40:37,259 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:40:37,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:40:37 BoogieIcfgContainer [2018-11-28 10:40:37,281 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:40:37,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:40:37,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:40:37,282 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:40:37,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:37" (3/4) ... [2018-11-28 10:40:37,284 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 10:40:37,315 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_734a093d-17a6-4eb3-bacb-eb69d9306972/bin-2019/uautomizer/witness.graphml [2018-11-28 10:40:37,315 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:40:37,315 INFO L168 Benchmark]: Toolchain (without parser) took 422368.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 4.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:40:37,317 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:40:37,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.90 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 938.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:40:37,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.59 ms. Allocated memory is still 1.0 GB. Free memory is still 938.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:40:37,318 INFO L168 Benchmark]: Boogie Preprocessor took 18.68 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:40:37,318 INFO L168 Benchmark]: RCFGBuilder took 2589.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:40:37,319 INFO L168 Benchmark]: TraceAbstraction took 419550.63 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:40:37,320 INFO L168 Benchmark]: Witness Printer took 33.53 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:40:37,322 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.90 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 938.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.59 ms. Allocated memory is still 1.0 GB. Free memory is still 938.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.68 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2589.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 419550.63 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * Witness Printer took 33.53 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: 6.6 MB). Peak memory consumption was 6.6 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=1.5600119829177856, result=1.0087169408798218, x=1.5600119829177856] [L13] COND TRUE !(result <= 1.0f && result >= -1.0f) VAL [IN=1.5600119829177856, result=1.0087169408798218, x=1.5600119829177856] [L14] __VERIFIER_error() VAL [IN=1.5600119829177856, result=1.0087169408798218, x=1.5600119829177856] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 419.5s 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, 398.3s 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...