./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f322714ac20f006604c99f1f234e99ccbfae195 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f322714ac20f006604c99f1f234e99ccbfae195 ................................................................................................................................................................................................................................... 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 0.1.23-5842f4b [2018-11-18 19:09:58,707 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:09:58,709 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:09:58,729 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:09:58,729 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:09:58,735 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:09:58,738 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:09:58,741 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:09:58,743 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:09:58,745 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:09:58,747 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:09:58,747 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:09:58,748 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:09:58,751 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:09:58,760 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:09:58,761 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:09:58,761 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:09:58,763 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:09:58,764 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:09:58,765 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:09:58,766 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:09:58,766 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:09:58,774 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:09:58,774 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:09:58,774 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:09:58,775 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:09:58,775 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:09:58,776 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:09:58,776 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:09:58,777 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:09:58,777 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:09:58,777 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:09:58,778 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:09:58,778 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:09:58,778 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:09:58,794 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:09:58,795 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 19:09:58,842 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:09:58,842 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:09:58,842 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:09:58,843 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:09:58,843 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:09:58,843 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:09:58,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:09:58,843 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:09:58,844 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:09:58,845 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:09:58,845 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:09:58,845 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:09:58,845 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:09:58,845 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:09:58,845 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:09:58,845 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:09:58,845 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:09:58,845 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:09:58,846 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 19:09:58,846 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:09:58,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 19:09:58,846 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_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak 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 -> Kojak 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 -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-11-18 19:09:58,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:09:58,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:09:58,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:09:58,983 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:09:58,984 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:09:58,985 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-18 19:09:59,094 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/884986758/7d16fe8da6b9435ea63010cf429420a8/FLAGc2aec4b27 [2018-11-18 19:09:59,497 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:09:59,499 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-18 19:09:59,514 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/884986758/7d16fe8da6b9435ea63010cf429420a8/FLAGc2aec4b27 [2018-11-18 19:09:59,887 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/884986758/7d16fe8da6b9435ea63010cf429420a8 [2018-11-18 19:09:59,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:09:59,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:09:59,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:09:59,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:09:59,894 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:09:59,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:09:59" (1/1) ... [2018-11-18 19:09:59,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21fe3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:59, skipping insertion in model container [2018-11-18 19:09:59,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:09:59" (1/1) ... [2018-11-18 19:09:59,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:09:59,926 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:10:00,161 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:10:00,179 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:10:00,196 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:10:00,207 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:10:00,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00 WrapperNode [2018-11-18 19:10:00,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:10:00,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:10:00,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:10:00,209 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:10:00,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:10:00,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:10:00,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:10:00,238 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:10:00,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:10:00,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:10:00,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:10:00,259 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:10:00,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 19:10:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 19:10:00,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 19:10:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 19:10:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 19:10:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:10:00,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:10:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 19:10:00,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 19:10:00,753 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:10:00,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:10:00 BoogieIcfgContainer [2018-11-18 19:10:00,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:10:00,754 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:10:00,754 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:10:00,763 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:10:00,763 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:10:00" (1/1) ... [2018-11-18 19:10:00,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:10:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:10:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-11-18 19:10:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-11-18 19:10:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 19:10:00,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:10:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:10:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:10:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:10:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:10:01,022 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 19:10:01,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 07:10:01 ImpRootNode [2018-11-18 19:10:01,060 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 19:10:01,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 19:10:01,061 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 19:10:01,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 19:10:01,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:10:00" (3/4) ... [2018-11-18 19:10:01,065 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 19:10:01,065 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 19:10:01,066 INFO L168 Benchmark]: Toolchain (without parser) took 1175.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 49.8 MB). Free memory was 959.3 MB in the beginning and 997.0 MB in the end (delta: -37.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:01,069 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:01,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.34 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:01,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.91 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:01,071 INFO L168 Benchmark]: Boogie Preprocessor took 19.88 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:01,071 INFO L168 Benchmark]: RCFGBuilder took 495.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 49.8 MB). Free memory was 945.7 MB in the beginning and 1.0 GB in the end (delta: -75.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:01,072 INFO L168 Benchmark]: CodeCheck took 306.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 997.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:01,072 INFO L168 Benchmark]: Witness Printer took 4.52 ms. Allocated memory is still 1.1 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:01,077 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 16 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 19, overapproximation of bitwiseAnd at line 11. Possible FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) [L8] FCALL double dmax; [L9] FCALL float f; [L11] EXPR, FCALL \read(d) [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 [L16] EXPR, FCALL \read(d) [L16] EXPR, FCALL \read(dmax) [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) [L19] EXPR, FCALL \read(dmax) [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) [L23] EXPR d >= -3.41e38 && d <= 3.41e38 [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) [L3] COND TRUE !(cond) [L3] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.34 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.91 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.88 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 495.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 49.8 MB). Free memory was 945.7 MB in the beginning and 1.0 GB in the end (delta: -75.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * CodeCheck took 306.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 997.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.52 ms. Allocated memory is still 1.1 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 19:10:03,256 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:10:03,257 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:10:03,266 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:10:03,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:10:03,267 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:10:03,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:10:03,269 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:10:03,271 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:10:03,272 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:10:03,273 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:10:03,273 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:10:03,274 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:10:03,274 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:10:03,280 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:10:03,280 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:10:03,281 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:10:03,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:10:03,295 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:10:03,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:10:03,297 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:10:03,298 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:10:03,299 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:10:03,300 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:10:03,300 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:10:03,300 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:10:03,301 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:10:03,302 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:10:03,302 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:10:03,307 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:10:03,307 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:10:03,308 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:10:03,308 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:10:03,308 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:10:03,309 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:10:03,309 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:10:03,309 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 19:10:03,326 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:10:03,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:10:03,334 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:10:03,335 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:10:03,336 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:10:03,336 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:10:03,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:10:03,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 19:10:03,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:10:03,338 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:10:03,338 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:10:03,338 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:10:03,338 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:10:03,338 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:10:03,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:10:03,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:10:03,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:10:03,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 19:10:03,340 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 19:10:03,340 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_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak 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 -> Kojak 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 -> 4f322714ac20f006604c99f1f234e99ccbfae195 [2018-11-18 19:10:03,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:10:03,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:10:03,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:10:03,400 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:10:03,401 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:10:03,401 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-18 19:10:03,459 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/2c6322bac/c0adaa7b7a524574bf7be84b92405793/FLAGcaf844b42 [2018-11-18 19:10:03,836 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:10:03,837 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/sv-benchmarks/c/float-benchs/cast_float_ptr_false-unreach-call_true-termination.c [2018-11-18 19:10:03,842 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/2c6322bac/c0adaa7b7a524574bf7be84b92405793/FLAGcaf844b42 [2018-11-18 19:10:04,218 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/data/2c6322bac/c0adaa7b7a524574bf7be84b92405793 [2018-11-18 19:10:04,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:10:04,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:10:04,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:10:04,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:10:04,228 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:10:04,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58cc6c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04, skipping insertion in model container [2018-11-18 19:10:04,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:10:04,257 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:10:04,418 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:10:04,433 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:10:04,456 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:10:04,477 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:10:04,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04 WrapperNode [2018-11-18 19:10:04,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:10:04,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:10:04,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:10:04,478 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:10:04,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:10:04,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:10:04,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:10:04,514 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:10:04,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... [2018-11-18 19:10:04,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:10:04,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:10:04,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:10:04,545 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:10:04,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:10:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 19:10:04,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 19:10:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 19:10:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 19:10:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 19:10:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 19:10:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:10:04,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:10:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 19:10:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 19:10:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 19:10:04,894 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 19:10:04,943 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 19:10:05,279 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:10:05,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:10:05 BoogieIcfgContainer [2018-11-18 19:10:05,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:10:05,280 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:10:05,280 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:10:05,289 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:10:05,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:10:05" (1/1) ... [2018-11-18 19:10:05,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:10:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:10:05,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2018-11-18 19:10:05,331 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2018-11-18 19:10:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-18 19:10:05,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:10:05,381 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 19:10:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:10:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:10:05,508 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 19:10:05,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 07:10:05 ImpRootNode [2018-11-18 19:10:05,553 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 19:10:05,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 19:10:05,554 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 19:10:05,554 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 19:10:05,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:10:05" (3/4) ... [2018-11-18 19:10:05,556 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 19:10:05,591 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_de379aa2-00e4-4f3c-9e7c-4daf2200c789/bin-2019/ukojak/witness.graphml [2018-11-18 19:10:05,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 19:10:05,591 INFO L168 Benchmark]: Toolchain (without parser) took 1368.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:05,592 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:05,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.57 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:05,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.16 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:05,594 INFO L168 Benchmark]: Boogie Preprocessor took 30.64 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:05,594 INFO L168 Benchmark]: RCFGBuilder took 734.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:05,595 INFO L168 Benchmark]: CodeCheck took 273.65 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:05,595 INFO L168 Benchmark]: Witness Printer took 37.35 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. [2018-11-18 19:10:05,599 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 16 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L32] double a; [L33] float r; [L35] a = __VERIFIER_nondet_double() [L36] CALL cast(a) [L8] FCALL double dmax; [L9] FCALL float f; [L11] EXPR, FCALL \read(d) [L11] COND FALSE !((((*(unsigned*)&d) & 0x7FF00000) >> 20) == 2047) [L13] FCALL ((unsigned*)&dmax)[0] = 0x47efffff [L14] FCALL ((unsigned*)&dmax)[1] = 0xe0000000 [L16] EXPR, FCALL \read(d) [L16] EXPR, FCALL \read(dmax) [L16] COND FALSE !(d > dmax) [L19] EXPR, FCALL \read(d) [L19] EXPR, FCALL \read(dmax) [L19] COND FALSE !(-d > dmax) [L23] EXPR, FCALL \read(d) [L23] EXPR d >= -3.41e38 && d <= 3.41e38 [L23] CALL __VERIFIER_assert(d >= -3.41e38 && d <= 3.41e38) [L3] COND TRUE !(cond) [L3] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.57 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.16 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.64 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 734.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. * CodeCheck took 273.65 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Witness Printer took 37.35 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. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...