./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_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_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/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 7996fde94937d363db08c14aa2955aadfd79e5c8 ..................................................................................................................................................................................................................................................... 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_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/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 7996fde94937d363db08c14aa2955aadfd79e5c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:31:24,149 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:31:24,150 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:31:24,156 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:31:24,157 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:31:24,157 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:31:24,158 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:31:24,159 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:31:24,159 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:31:24,160 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:31:24,160 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:31:24,161 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:31:24,161 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:31:24,162 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:31:24,162 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:31:24,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:31:24,163 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:31:24,164 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:31:24,165 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:31:24,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:31:24,166 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:31:24,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:31:24,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:31:24,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:31:24,168 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:31:24,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:31:24,169 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:31:24,170 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:31:24,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:31:24,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:31:24,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:31:24,171 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:31:24,171 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:31:24,171 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:31:24,172 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:31:24,172 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:31:24,173 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 07:31:24,180 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:31:24,180 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:31:24,180 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:31:24,180 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:31:24,181 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:31:24,181 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:31:24,181 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:31:24,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:31:24,181 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:31:24,182 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:31:24,183 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:31:24,183 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:31:24,183 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:31:24,183 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:31:24,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:31:24,183 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:31:24,183 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:31:24,184 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:31:24,184 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 07:31:24,184 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:31:24,184 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:31:24,184 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_fa02f4a0-6305-4cf6-8f2e-5d695817084b/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 -> 7996fde94937d363db08c14aa2955aadfd79e5c8 [2018-12-02 07:31:24,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:31:24,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:31:24,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:31:24,210 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:31:24,211 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:31:24,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-02 07:31:24,246 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/f048775c5/fb4eaf2878f24360b042a82ce81db308/FLAG9d64597b9 [2018-12-02 07:31:24,587 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:31:24,588 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-02 07:31:24,592 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/f048775c5/fb4eaf2878f24360b042a82ce81db308/FLAG9d64597b9 [2018-12-02 07:31:24,971 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/f048775c5/fb4eaf2878f24360b042a82ce81db308 [2018-12-02 07:31:24,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:31:24,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:31:24,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:31:24,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:31:24,979 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:31:24,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:31:24" (1/1) ... [2018-12-02 07:31:24,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b24b6f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:24, skipping insertion in model container [2018-12-02 07:31:24,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:31:24" (1/1) ... [2018-12-02 07:31:24,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:31:24,998 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:31:25,101 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:31:25,104 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:31:25,125 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:31:25,166 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:31:25,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25 WrapperNode [2018-12-02 07:31:25,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:31:25,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:31:25,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:31:25,167 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:31:25,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:31:25,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:31:25,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:31:25,194 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:31:25,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:31:25,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:31:25,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:31:25,214 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:31:25,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/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 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:31:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 07:31:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 07:31:25,487 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:31:25,487 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 07:31:25,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:25 BoogieIcfgContainer [2018-12-02 07:31:25,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:31:25,488 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:31:25,488 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:31:25,495 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:31:25,495 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:25" (1/1) ... [2018-12-02 07:31:25,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:31:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-02 07:31:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-02 07:31:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 07:31:25,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:31:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:31:25,591 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 07:31:25,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:25,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-02 07:31:25,598 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-02 07:31:25,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 07:31:25,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:31:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:31:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:31:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:31:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:31:25,709 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 07:31:25,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:31:25 ImpRootNode [2018-12-02 07:31:25,729 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:31:25,729 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:31:25,729 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:31:25,730 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:31:25,730 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:25" (3/4) ... [2018-12-02 07:31:25,733 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 07:31:25,733 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:31:25,733 INFO L168 Benchmark]: Toolchain (without parser) took 759.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -97.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:25,735 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:31:25,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:25,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.01 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:25,736 INFO L168 Benchmark]: Boogie Preprocessor took 19.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:31:25,736 INFO L168 Benchmark]: RCFGBuilder took 274.18 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: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:25,737 INFO L168 Benchmark]: CodeCheck took 240.96 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: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:25,737 INFO L168 Benchmark]: Witness Printer took 3.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:31:25,739 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, 47 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 82 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = __VERIFIER_nondet_float(); [L127] float y = 1.0f / 0.0f; [L109] __int32_t ix; VAL [one_fmod=1, Zero_fmod={2:0}] [L111] ieee_float_shape_type gf_u; [L112] gf_u.value = (x) [L113] EXPR gf_u.word [L113] (ix) = gf_u.word [L115] ix &= 0x7fffffff [L116] return (((ix) < 0x7f800000L)); [L129] COND TRUE isfinite_float(x) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={2:0}] [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.01 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.18 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. * RCFGBuilder took 274.18 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: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. * CodeCheck took 240.96 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: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.61 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 0.1.23-635dfa2 [2018-12-02 07:31:27,037 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:31:27,038 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:31:27,044 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:31:27,044 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:31:27,045 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:31:27,045 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:31:27,046 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:31:27,047 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:31:27,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:31:27,048 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:31:27,048 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:31:27,048 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:31:27,049 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:31:27,049 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:31:27,050 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:31:27,050 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:31:27,051 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:31:27,052 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:31:27,052 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:31:27,053 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:31:27,053 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:31:27,055 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:31:27,055 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:31:27,055 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:31:27,055 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:31:27,056 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:31:27,056 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:31:27,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:31:27,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:31:27,057 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:31:27,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:31:27,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:31:27,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:31:27,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:31:27,058 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:31:27,059 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 07:31:27,066 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:31:27,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:31:27,066 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:31:27,067 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 07:31:27,067 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:31:27,067 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:31:27,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:31:27,067 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:31:27,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:31:27,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:31:27,068 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 07:31:27,068 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 07:31:27,069 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 07:31:27,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 07:31:27,069 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 07:31:27,070 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_fa02f4a0-6305-4cf6-8f2e-5d695817084b/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 -> 7996fde94937d363db08c14aa2955aadfd79e5c8 [2018-12-02 07:31:27,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:31:27,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:31:27,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:31:27,101 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:31:27,102 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:31:27,102 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-02 07:31:27,140 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/b1bf01270/e990803987054edcb3c5f2c072692af7/FLAG79e89a7fd [2018-12-02 07:31:27,487 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:31:27,487 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-02 07:31:27,491 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/b1bf01270/e990803987054edcb3c5f2c072692af7/FLAG79e89a7fd [2018-12-02 07:31:27,881 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/data/b1bf01270/e990803987054edcb3c5f2c072692af7 [2018-12-02 07:31:27,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:31:27,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:31:27,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:31:27,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:31:27,888 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:31:27,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:31:27" (1/1) ... [2018-12-02 07:31:27,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@499c3c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:27, skipping insertion in model container [2018-12-02 07:31:27,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:31:27" (1/1) ... [2018-12-02 07:31:27,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:31:27,906 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:31:28,012 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:31:28,017 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:31:28,041 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:31:28,056 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:31:28,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28 WrapperNode [2018-12-02 07:31:28,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:31:28,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:31:28,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:31:28,057 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:31:28,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:31:28,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:31:28,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:31:28,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:31:28,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:28,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:31:28,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:31:28,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:31:28,145 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:31:28,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:31:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/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 07:31:28,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:31:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 07:31:28,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 07:31:28,276 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:31:28,297 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:31:28,323 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:31:28,340 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 07:31:28,997 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:31:28,997 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 07:31:28,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:28 BoogieIcfgContainer [2018-12-02 07:31:28,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:31:28,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 07:31:28,998 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 07:31:29,004 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 07:31:29,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:28" (1/1) ... [2018-12-02 07:31:29,010 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:31:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:29,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-02 07:31:29,031 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-02 07:31:29,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 07:31:29,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:31:29,065 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 07:31:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:31:29,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:31:29,091 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 07:31:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:29,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-02 07:31:29,097 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-02 07:31:29,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 07:31:29,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:31:29,098 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 07:31:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:31:29,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:31:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:31:30,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-02 07:31:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-02 07:31:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 07:31:30,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:31:30,882 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 07:31:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:31:30,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:31:31,426 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 07:31:39,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-12-02 07:31:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-12-02 07:31:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 07:31:39,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 07:31:39,525 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 07:31:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:31:39,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:31:40,027 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 07:31:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 07:31:40,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2018-12-02 07:31:40,961 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2018-12-02 07:31:40,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 07:31:40,962 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-02 07:31:40,967 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 07:31:41,177 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-02 07:31:41,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,187 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-02 07:31:41,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,190 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 07:31:41,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,191 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 07:31:41,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,192 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,192 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,192 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,192 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 07:31:41,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:31:41 ImpRootNode [2018-12-02 07:31:41,193 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 07:31:41,193 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:31:41,193 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:31:41,193 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:31:41,194 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:31:28" (3/4) ... [2018-12-02 07:31:41,197 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 07:31:41,204 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 07:31:41,204 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 07:31:41,221 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == x && (\exists v_prenex_13 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_13), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_13[31:31], v_prenex_13[30:23], v_prenex_13[22:0]) == x)) && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) [2018-12-02 07:31:41,234 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fa02f4a0-6305-4cf6-8f2e-5d695817084b/bin-2019/ukojak/witness.graphml [2018-12-02 07:31:41,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:31:41,235 INFO L168 Benchmark]: Toolchain (without parser) took 13349.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -60.8 MB). Peak memory consumption was 132.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:41,236 INFO L168 Benchmark]: CDTParser took 0.19 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 07:31:41,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.79 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 07:31:41,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:41,237 INFO L168 Benchmark]: Boogie Preprocessor took 27.37 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 07:31:41,237 INFO L168 Benchmark]: RCFGBuilder took 852.76 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: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:41,237 INFO L168 Benchmark]: CodeCheck took 12195.45 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.8 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:31:41,238 INFO L168 Benchmark]: Witness Printer took 40.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:31:41,240 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, 47 locations, 1 error locations. SAFE Result, 11.9s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 232 SDtfs, 86 SDslu, 80 SDs, 0 SdLazy, 470 SolverSat, 132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 417 SyntacticMatches, 3 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 11 QuantifiedInterpolants, 8426 SizeOfPredicates, 26 NumberOfNonLiveVariables, 224 ConjunctsInSsa, 46 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: 135]: 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: 20]: Loop Invariant [2018-12-02 07:31:41,241 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,241 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,241 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,241 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,241 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,241 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 07:31:41,242 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,242 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == x && (\exists v_prenex_13 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_13), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_13[31:31], v_prenex_13[30:23], v_prenex_13[22:0]) == x)) && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant [2018-12-02 07:31:41,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,243 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 07:31:41,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] Derived loop invariant: x == \result && (\exists v_ULTIMATE.start_fmod_float_~hx~0_44 : bv32 :: \result == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_44[31:31], v_ULTIMATE.start_fmod_float_~hx~0_44[30:23], v_ULTIMATE.start_fmod_float_~hx~0_44[22:0]) && ~bvslt32(~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_44, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_44)), 2139095040bv32)) - InvariantResult [Line: 110]: Loop Invariant [2018-12-02 07:31:41,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == x && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 110]: Loop Invariant [2018-12-02 07:31:41,245 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,246 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,246 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 07:31:41,246 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == x && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 169.79 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 60.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.37 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 852.76 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: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * CodeCheck took 12195.45 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.8 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. * Witness Printer took 40.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - 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...