./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/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 4c9cffacfd3e6caa748d273206d3a84e636fe987 ................................................................................................................................................................................................................................................................ 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_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/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 4c9cffacfd3e6caa748d273206d3a84e636fe987 .............................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:58:52,201 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:58:52,202 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:58:52,208 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:58:52,208 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:58:52,209 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:58:52,209 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:58:52,210 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:58:52,211 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:58:52,211 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:58:52,212 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:58:52,212 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:58:52,212 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:58:52,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:58:52,213 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:58:52,214 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:58:52,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:58:52,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:58:52,216 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:58:52,216 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:58:52,217 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:58:52,217 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:58:52,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:58:52,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:58:52,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:58:52,219 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:58:52,220 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:58:52,220 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:58:52,220 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:58:52,221 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:58:52,221 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:58:52,221 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:58:52,221 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:58:52,221 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:58:52,222 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:58:52,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:58:52,222 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 20:58:52,229 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:58:52,229 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:58:52,230 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:58:52,230 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 20:58:52,230 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:58:52,230 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:58:52,230 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:58:52,231 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 20:58:52,231 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 20:58:52,232 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 20:58:52,232 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:58:52,232 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 20:58:52,232 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_08cc98bf-1509-4f95-a811-292bc86c7bda/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 -> 4c9cffacfd3e6caa748d273206d3a84e636fe987 [2018-12-02 20:58:52,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:58:52,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:58:52,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:58:52,258 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:58:52,258 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:58:52,259 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-12-02 20:58:52,292 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/f25554aec/e3bb9329ef6c4041aec75eda4c3e14ec/FLAG52a22547e [2018-12-02 20:58:52,672 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:58:52,672 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-12-02 20:58:52,676 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/f25554aec/e3bb9329ef6c4041aec75eda4c3e14ec/FLAG52a22547e [2018-12-02 20:58:52,684 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/f25554aec/e3bb9329ef6c4041aec75eda4c3e14ec [2018-12-02 20:58:52,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:58:52,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:58:52,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:58:52,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:58:52,689 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:58:52,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be0f211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52, skipping insertion in model container [2018-12-02 20:58:52,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:58:52,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:58:52,816 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:58:52,820 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:58:52,841 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:58:52,885 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:58:52,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52 WrapperNode [2018-12-02 20:58:52,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:58:52,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:58:52,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:58:52,886 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:58:52,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:58:52,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:58:52,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:58:52,913 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:58:52,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... [2018-12-02 20:58:52,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:58:52,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:58:52,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:58:52,932 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:58:52,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/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 [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:58:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 20:58:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:58:53,178 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:58:53,179 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 20:58:53,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:58:53 BoogieIcfgContainer [2018-12-02 20:58:53,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:58:53,179 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 20:58:53,179 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 20:58:53,186 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 20:58:53,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:58:53" (1/1) ... [2018-12-02 20:58:53,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:58:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:58:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-12-02 20:58:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-12-02 20:58:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 20:58:53,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:58:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:58:53,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:58:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:58:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-12-02 20:58:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-12-02 20:58:53,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 20:58:53,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:58:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:58:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:58:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:58:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:58:53,382 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 20:58:53,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:58:53 ImpRootNode [2018-12-02 20:58:53,402 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 20:58:53,402 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:58:53,402 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:58:53,403 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:58:53,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:58:53" (3/4) ... [2018-12-02 20:58:53,405 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 20:58:53,405 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:58:53,406 INFO L168 Benchmark]: Toolchain (without parser) took 720.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -67.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:58:53,407 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:58:53,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:58:53,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:58:53,408 INFO L168 Benchmark]: Boogie Preprocessor took 18.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:58:53,409 INFO L168 Benchmark]: RCFGBuilder took 246.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-02 20:58:53,409 INFO L168 Benchmark]: CodeCheck took 222.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-02 20:58:53,409 INFO L168 Benchmark]: Witness Printer took 3.23 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:58:53,412 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, 36 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 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: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of bitwiseAnd at line 46, overapproximation of someUnaryFLOAToperation at line 117, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L117] float x = -0.0f; [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L122] __VERIFIER_error() VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 198.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 246.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 222.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.23 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-02 20:58:54,832 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:58:54,833 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:58:54,841 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:58:54,842 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:58:54,842 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:58:54,843 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:58:54,844 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:58:54,845 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:58:54,845 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:58:54,846 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:58:54,846 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:58:54,847 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:58:54,848 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:58:54,848 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:58:54,849 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:58:54,849 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:58:54,851 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:58:54,852 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:58:54,853 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:58:54,853 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:58:54,854 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:58:54,856 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:58:54,856 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:58:54,856 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:58:54,857 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:58:54,857 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:58:54,857 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:58:54,858 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:58:54,859 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:58:54,859 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:58:54,859 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:58:54,860 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:58:54,860 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:58:54,860 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:58:54,861 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:58:54,861 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 20:58:54,871 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:58:54,872 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:58:54,872 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:58:54,872 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 20:58:54,873 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:58:54,873 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:58:54,873 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:58:54,873 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:58:54,873 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:58:54,873 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:58:54,874 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 20:58:54,874 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 20:58:54,875 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 20:58:54,875 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 20:58:54,875 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 20:58:54,876 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_08cc98bf-1509-4f95-a811-292bc86c7bda/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 -> 4c9cffacfd3e6caa748d273206d3a84e636fe987 [2018-12-02 20:58:54,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:58:54,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:58:54,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:58:54,902 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:58:54,903 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:58:54,903 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-12-02 20:58:54,937 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/88e97ee8a/283b10d2dd674a9faeb84e44a8a1f310/FLAG860705afc [2018-12-02 20:58:55,275 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:58:55,275 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-12-02 20:58:55,279 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/88e97ee8a/283b10d2dd674a9faeb84e44a8a1f310/FLAG860705afc [2018-12-02 20:58:55,671 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/data/88e97ee8a/283b10d2dd674a9faeb84e44a8a1f310 [2018-12-02 20:58:55,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:58:55,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:58:55,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:58:55,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:58:55,676 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:58:55,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55, skipping insertion in model container [2018-12-02 20:58:55,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:58:55,694 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:58:55,797 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:58:55,802 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:58:55,826 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:58:55,841 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:58:55,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55 WrapperNode [2018-12-02 20:58:55,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:58:55,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:58:55,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:58:55,842 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:58:55,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:58:55,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:58:55,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:58:55,898 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:58:55,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... [2018-12-02 20:58:55,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:58:55,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:58:55,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:58:55,926 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:58:55,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:58:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/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 [2018-12-02 20:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 20:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 20:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 20:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:58:55,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:58:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 20:58:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 20:58:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:58:56,062 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:58:56,077 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:59:10,076 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:59:10,097 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:59:51,741 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:59:51,742 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 20:59:51,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:51 BoogieIcfgContainer [2018-12-02 20:59:51,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:59:51,742 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 20:59:51,742 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 20:59:51,749 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 20:59:51,749 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:51" (1/1) ... [2018-12-02 20:59:51,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:59:51,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:59:51,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-12-02 20:59:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-12-02 20:59:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 20:59:51,777 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:59:51,809 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:59:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:59:51,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:59:51,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:59:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:59:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-12-02 20:59:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-12-02 20:59:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 20:59:51,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:59:51,845 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:59:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:59:51,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:59:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:59:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:59:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2018-12-02 20:59:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2018-12-02 20:59:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 20:59:52,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:59:52,045 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:59:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:59:52,096 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:59:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:59:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:59:52,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2018-12-02 20:59:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2018-12-02 20:59:52,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 20:59:52,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:59:52,391 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:59:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:59:52,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:59:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:59:52,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:59:52,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2018-12-02 20:59:52,656 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2018-12-02 20:59:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 20:59:52,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:59:52,657 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:59:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:59:52,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:59:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:59:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:59:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-12-02 20:59:52,919 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-12-02 20:59:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 20:59:52,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:59:52,920 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 20:59:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:59:52,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:59:53,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:00:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:00:07,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-12-02 21:00:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-12-02 21:00:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 21:00:07,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:00:07,118 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 21:00:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:00:07,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 21:00:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:00:13,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:00:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-12-02 21:00:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-12-02 21:00:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 21:00:13,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 21:00:13,028 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 21:00:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 21:00:13,413 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 21:00:13,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 21:00:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 21:00:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-12-02 21:00:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-12-02 21:00:13,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 21:00:13,455 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2018-12-02 21:00:13,460 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 21:00:13,586 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-02 21:00:13,589 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,590 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,590 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,590 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,593 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,593 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,593 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,593 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,594 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 21:00:13,594 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 21:00:13,594 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,594 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,594 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,595 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,595 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,595 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:00:13 ImpRootNode [2018-12-02 21:00:13,595 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 21:00:13,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 21:00:13,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 21:00:13,596 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 21:00:13,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:59:51" (3/4) ... [2018-12-02 21:00:13,598 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 21:00:13,604 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 21:00:13,604 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 21:00:13,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.add~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) == \result [2018-12-02 21:00:13,641 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_08cc98bf-1509-4f95-a811-292bc86c7bda/bin-2019/ukojak/witness.graphml [2018-12-02 21:00:13,641 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 21:00:13,642 INFO L168 Benchmark]: Toolchain (without parser) took 77969.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 943.4 MB in the beginning and 840.8 MB in the end (delta: 102.6 MB). Peak memory consumption was 239.4 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,643 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 21:00:13,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.89 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -204.6 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,643 INFO L168 Benchmark]: Boogie Preprocessor took 27.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,644 INFO L168 Benchmark]: RCFGBuilder took 55816.39 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: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,644 INFO L168 Benchmark]: CodeCheck took 21852.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 847.4 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.5 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,644 INFO L168 Benchmark]: Witness Printer took 45.89 ms. Allocated memory is still 1.2 GB. Free memory was 847.4 MB in the beginning and 840.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-02 21:00:13,645 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, 36 locations, 1 error locations. SAFE Result, 21.6s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2488 SDtfs, 796 SDslu, 320 SDs, 0 SdLazy, 3126 SolverSat, 814 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 49.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 762 GetRequests, 725 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 80 ConstructedInterpolants, 18 QuantifiedInterpolants, 8380 SizeOfPredicates, 36 NumberOfNonLiveVariables, 430 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 122]: 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: 41]: Loop Invariant [2018-12-02 21:00:13,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) == one_exp) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,648 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,648 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 21:00:13,648 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.add~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) == \result * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 167.89 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 55.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -204.6 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 55816.39 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: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. * CodeCheck took 21852.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 847.4 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.5 MB. Max. memory is 11.5 GB. * Witness Printer took 45.89 ms. Allocated memory is still 1.2 GB. Free memory was 847.4 MB in the beginning and 840.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.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 RESULT: Ultimate proved your program to be correct! Received shutdown request...