./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.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_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/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 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 ...................................................................................................................................................................................................................................................... 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_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/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 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 .................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:40:25,136 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:40:25,138 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:40:25,146 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:40:25,146 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:40:25,147 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:40:25,147 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:40:25,148 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:40:25,150 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:40:25,150 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:40:25,151 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:40:25,151 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:40:25,152 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:40:25,152 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:40:25,153 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:40:25,153 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:40:25,154 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:40:25,155 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:40:25,156 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:40:25,157 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:40:25,158 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:40:25,159 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:40:25,160 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:40:25,160 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:40:25,160 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:40:25,162 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:40:25,162 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:40:25,163 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:40:25,163 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:40:25,165 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:40:25,165 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:40:25,165 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:40:25,165 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:40:25,166 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:40:25,166 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:40:25,167 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:40:25,167 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:40:25,177 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:40:25,177 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:40:25,178 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:40:25,178 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:40:25,179 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:40:25,179 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:40:25,179 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:40:25,179 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:40:25,179 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:40:25,179 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:40:25,179 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:40:25,180 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:40:25,180 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:40:25,180 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:40:25,180 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:40:25,180 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:40:25,180 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:40:25,181 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:40:25,181 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:40:25,181 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:40:25,181 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:40:25,181 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:40:25,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:40:25,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:40:25,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:40:25,182 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:40:25,182 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:40:25,182 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:40:25,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:40:25,182 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_5d16131e-d632-4320-8363-77104996776a/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 -> 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 [2018-11-18 11:40:25,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:40:25,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:40:25,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:40:25,215 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:40:25,215 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:40:25,215 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.c [2018-11-18 11:40:25,254 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/c587771c3/6802fad9cb6f4adcb3bdb32e082206da/FLAGa8501a18f [2018-11-18 11:40:25,658 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:40:25,659 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.c [2018-11-18 11:40:25,663 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/c587771c3/6802fad9cb6f4adcb3bdb32e082206da/FLAGa8501a18f [2018-11-18 11:40:25,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/c587771c3/6802fad9cb6f4adcb3bdb32e082206da [2018-11-18 11:40:25,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:40:25,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:40:25,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:40:25,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:40:25,677 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:40:25,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602e9054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25, skipping insertion in model container [2018-11-18 11:40:25,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:40:25,703 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:40:25,844 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:40:25,847 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:40:25,873 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:40:25,922 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:40:25,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25 WrapperNode [2018-11-18 11:40:25,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:40:25,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:40:25,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:40:25,924 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:40:25,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:40:25,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:40:25,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:40:25,956 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:40:25,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... [2018-11-18 11:40:25,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:40:25,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:40:25,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:40:25,982 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:40:25,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/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 11:40:26,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 11:40:26,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 11:40:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 11:40:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:40:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:40:26,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:40:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 11:40:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:40:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-18 11:40:26,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-18 11:40:26,408 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:40:26,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:40:26 BoogieIcfgContainer [2018-11-18 11:40:26,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:40:26,409 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:40:26,409 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:40:26,416 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:40:26,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:40:26" (1/1) ... [2018-11-18 11:40:26,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:40:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:40:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-18 11:40:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-18 11:40:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:40:26,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:40:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:40:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:40:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:40:26,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-11-18 11:40:26,526 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-11-18 11:40:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:40:26,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:40:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:40:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:40:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:40:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:40:26,625 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 11:40:26,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:40:26 ImpRootNode [2018-11-18 11:40:26,650 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:40:26,650 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:40:26,651 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:40:26,651 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:40:26,651 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:40:26" (3/4) ... [2018-11-18 11:40:26,654 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:40:26,654 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:40:26,655 INFO L168 Benchmark]: Toolchain (without parser) took 980.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:40:26,656 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:40:26,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -221.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:40:26,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:40:26,657 INFO L168 Benchmark]: Boogie Preprocessor took 26.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:40:26,657 INFO L168 Benchmark]: RCFGBuilder took 426.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:40:26,658 INFO L168 Benchmark]: CodeCheck took 241.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:40:26,658 INFO L168 Benchmark]: Witness Printer took 3.53 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 11:40:26,661 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 2 procedures, 56 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 173]: 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 someUnaryDOUBLEoperation at line 87, overapproximation of bitwiseAnd at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L168] float x = 1.0f / 0.0f; [L169] CALL, EXPR __ieee754_acosf(x) [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] FCALL ieee_float_shape_type gf_u; [L98] FCALL gf_u.value = (x) [L99] EXPR, FCALL gf_u.word [L99] (hx) = gf_u.word [L100] COND FALSE !(0) VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] RET return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L169] EXPR __ieee754_acosf(x) [L169] float res = __ieee754_acosf(x); [L172] CALL, EXPR isnan_float(res) [L13] RET return x != x; [L172] EXPR isnan_float(res) [L172] COND TRUE !isnan_float(res) [L173] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 248.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -221.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 426.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. * CodeCheck took 241.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.53 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 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 11:40:28,062 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:40:28,063 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:40:28,071 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:40:28,071 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:40:28,072 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:40:28,073 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:40:28,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:40:28,075 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:40:28,076 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:40:28,076 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:40:28,076 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:40:28,077 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:40:28,078 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:40:28,079 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:40:28,079 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:40:28,080 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:40:28,081 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:40:28,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:40:28,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:40:28,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:40:28,085 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:40:28,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:40:28,087 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:40:28,087 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:40:28,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:40:28,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:40:28,089 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:40:28,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:40:28,090 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:40:28,090 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:40:28,091 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:40:28,091 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:40:28,091 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:40:28,092 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:40:28,092 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:40:28,092 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 11:40:28,103 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:40:28,103 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:40:28,104 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:40:28,104 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:40:28,104 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:40:28,104 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:40:28,105 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:40:28,105 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:40:28,106 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:40:28,106 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:40:28,106 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:40:28,106 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:40:28,106 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:40:28,106 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:40:28,106 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:40:28,107 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:40:28,107 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:40:28,107 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:40:28,107 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:40:28,107 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:40:28,107 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:40:28,107 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 11:40:28,108 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:40:28,108 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:40:28,108 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:40:28,108 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:40:28,108 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_5d16131e-d632-4320-8363-77104996776a/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 -> 42a5ff50ef75a9bc2b11724463e26eddfdf3a733 [2018-11-18 11:40:28,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:40:28,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:40:28,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:40:28,148 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:40:28,148 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:40:28,149 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.c [2018-11-18 11:40:28,186 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/7c11e74fe/e78a0404c7c345a9a237d60edede573e/FLAGf2eddf853 [2018-11-18 11:40:28,589 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:40:28,589 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/sv-benchmarks/c/float-newlib/float_req_bl_0490a_true-unreach-call.c [2018-11-18 11:40:28,594 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/7c11e74fe/e78a0404c7c345a9a237d60edede573e/FLAGf2eddf853 [2018-11-18 11:40:28,603 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/data/7c11e74fe/e78a0404c7c345a9a237d60edede573e [2018-11-18 11:40:28,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:40:28,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:40:28,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:40:28,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:40:28,609 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:40:28,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,611 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 11:40:28, skipping insertion in model container [2018-11-18 11:40:28,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:40:28,636 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:40:28,783 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:40:28,788 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:40:28,825 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:40:28,842 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:40:28,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28 WrapperNode [2018-11-18 11:40:28,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:40:28,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:40:28,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:40:28,843 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:40:28,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:40:28,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:40:28,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:40:28,924 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:40:28,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... [2018-11-18 11:40:28,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:40:28,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:40:28,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:40:28,958 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:40:28,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:40:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/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 11:40:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 11:40:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:40:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 11:40:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:40:28,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:40:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 11:40:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 11:40:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:40:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-18 11:40:28,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-18 11:40:29,147 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:41:22,989 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:41:22,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:41:22 BoogieIcfgContainer [2018-11-18 11:41:22,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:41:22,989 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:41:22,989 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:41:22,995 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:41:22,996 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:41:22" (1/1) ... [2018-11-18 11:41:23,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:41:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:41:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-18 11:41:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-18 11:41:23,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 11:41:23,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:41:23,060 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:41:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:41:23,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:41:23,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:41:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:41:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2018-11-18 11:41:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2018-11-18 11:41:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 11:41:23,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:41:23,110 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:41:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:41:23,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:41:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:41:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:41:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2018-11-18 11:41:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2018-11-18 11:41:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 11:41:23,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:41:23,271 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:41:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:41:23,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:41:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:42:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:42:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-11-18 11:42:22,780 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-11-18 11:42:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 11:42:22,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:42:22,781 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 11:42:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:42:22,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:42:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:42:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:42:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-18 11:42:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-18 11:42:23,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:42:23,545 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 11:42:23,551 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:42:23,584 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:42:23,586 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 11:42:23,589 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,589 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,591 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,591 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,592 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 11:42:23,592 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,592 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,593 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,594 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,595 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,595 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,596 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,596 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,596 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,596 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,596 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,597 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,599 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,600 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:42:23 ImpRootNode [2018-11-18 11:42:23,600 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:42:23,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:42:23,601 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:42:23,601 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:42:23,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:41:22" (3/4) ... [2018-11-18 11:42:23,605 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:42:23,610 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-18 11:42:23,615 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2018-11-18 11:42:23,615 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-18 11:42:23,616 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 11:42:23,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) [2018-11-18 11:42:23,672 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5d16131e-d632-4320-8363-77104996776a/bin-2019/ukojak/witness.graphml [2018-11-18 11:42:23,672 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:42:23,673 INFO L168 Benchmark]: Toolchain (without parser) took 115067.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 951.9 MB in the beginning and 955.5 MB in the end (delta: -3.6 MB). Peak memory consumption was 126.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,674 INFO L168 Benchmark]: CDTParser took 0.13 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 11:42:23,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.24 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,675 INFO L168 Benchmark]: Boogie Preprocessor took 34.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,675 INFO L168 Benchmark]: RCFGBuilder took 54030.76 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: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,675 INFO L168 Benchmark]: CodeCheck took 60611.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.2 MB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,675 INFO L168 Benchmark]: Witness Printer took 71.75 ms. Allocated memory is still 1.2 GB. Free memory was 962.2 MB in the beginning and 955.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 11:42:23,677 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 2 procedures, 56 locations, 1 error locations. SAFE Result, 60.5s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 226 SolverSat, 62 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 110.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 3 QuantifiedInterpolants, 1818 SizeOfPredicates, 18 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - PositiveResult [Line: 173]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant [2018-11-18 11:42:23,678 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,678 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,679 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,679 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 93]: Loop Invariant [2018-11-18 11:42:23,679 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,679 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,679 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,680 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,681 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,682 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 11:42:23,683 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 235.24 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 54030.76 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: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 11.5 GB. * CodeCheck took 60611.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.2 MB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. * Witness Printer took 71.75 ms. Allocated memory is still 1.2 GB. Free memory was 962.2 MB in the beginning and 955.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...