./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1031_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_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1031_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/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 b9e27277237c869a286fcb7699394ad2f7d80117 ...................................................................................................................................................................................................................................... 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_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1031_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/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 b9e27277237c869a286fcb7699394ad2f7d80117 ......................................................................................................................................................................................................................................................................................................................... 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 08:09:05,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:09:05,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:09:05,134 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:09:05,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:09:05,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:09:05,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:09:05,136 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:09:05,137 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:09:05,138 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:09:05,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:09:05,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:09:05,139 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:09:05,139 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:09:05,140 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:09:05,140 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:09:05,141 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:09:05,142 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:09:05,143 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:09:05,144 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:09:05,144 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:09:05,145 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:09:05,146 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:09:05,146 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:09:05,146 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:09:05,147 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:09:05,147 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:09:05,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:09:05,148 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:09:05,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:09:05,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:09:05,149 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:09:05,149 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:09:05,149 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:09:05,150 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:09:05,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:09:05,150 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 08:09:05,158 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:09:05,158 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:09:05,158 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:09:05,158 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 08:09:05,159 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:09:05,159 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:09:05,159 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:09:05,159 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:09:05,159 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:09:05,160 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:09:05,161 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:09:05,161 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 08:09:05,161 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 08:09:05,161 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:09:05,161 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:09:05,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 08:09:05,161 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:09:05,161 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:09:05,162 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:09:05,162 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 08:09:05,162 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:09:05,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:09:05,162 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_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/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 -> b9e27277237c869a286fcb7699394ad2f7d80117 [2018-12-02 08:09:05,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:09:05,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:09:05,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:09:05,189 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:09:05,189 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:09:05,189 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1031_true-unreach-call.c [2018-12-02 08:09:05,223 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/ca81bc03c/61095501eeeb4752904d9daaf4757108/FLAG6481160c7 [2018-12-02 08:09:05,672 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:09:05,673 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/sv-benchmarks/c/float-newlib/double_req_bl_1031_true-unreach-call.c [2018-12-02 08:09:05,677 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/ca81bc03c/61095501eeeb4752904d9daaf4757108/FLAG6481160c7 [2018-12-02 08:09:05,687 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/ca81bc03c/61095501eeeb4752904d9daaf4757108 [2018-12-02 08:09:05,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:09:05,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:09:05,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:09:05,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:09:05,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:09:05,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71739fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05, skipping insertion in model container [2018-12-02 08:09:05,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:09:05,709 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:09:05,812 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:09:05,814 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:09:05,829 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:09:05,871 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:09:05,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05 WrapperNode [2018-12-02 08:09:05,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:09:05,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:09:05,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:09:05,872 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:09:05,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:09:05,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:09:05,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:09:05,897 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:09:05,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... [2018-12-02 08:09:05,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:09:05,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:09:05,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:09:05,915 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:09:05,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/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 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:09:05,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 08:09:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 08:09:06,140 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:09:06,140 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 08:09:06,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:09:06 BoogieIcfgContainer [2018-12-02 08:09:06,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:09:06,141 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 08:09:06,141 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 08:09:06,147 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 08:09:06,148 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:09:06" (1/1) ... [2018-12-02 08:09:06,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:09:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:06,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-12-02 08:09:06,177 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-12-02 08:09:06,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 08:09:06,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:06,245 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 08:09:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-12-02 08:09:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-12-02 08:09:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 08:09:06,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:09:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:09:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:09:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 08:09:06,327 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 08:09:06,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:09:06 ImpRootNode [2018-12-02 08:09:06,343 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 08:09:06,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:09:06,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:09:06,344 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:09:06,344 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:09:06" (3/4) ... [2018-12-02 08:09:06,347 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 08:09:06,347 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:09:06,347 INFO L168 Benchmark]: Toolchain (without parser) took 658.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -105.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:06,348 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:09:06,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:06,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.83 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 08:09:06,349 INFO L168 Benchmark]: Boogie Preprocessor took 17.54 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:06,350 INFO L168 Benchmark]: RCFGBuilder took 225.64 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:06,350 INFO L168 Benchmark]: CodeCheck took 203.00 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: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:06,350 INFO L168 Benchmark]: Witness Printer took 3.11 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 08:09:06,352 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, 26 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 79]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 15, overapproximation of someBinaryArithmeticDOUBLEoperation at line 43, overapproximation of bitwiseAnd at line 26. Possible FailurePath: [L74] double x = 0.0 / 0.0; [L18] __int32_t msw, exponent_less_1023; [L19] __uint32_t lsw; [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (msw) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lsw) = ew_u.parts.lsw [L26] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L27] COND FALSE !(exponent_less_1023 < 20) [L41] COND TRUE exponent_less_1023 > 51 [L42] COND FALSE !(exponent_less_1023 == 1024) [L45] return x; [L75] double res = round_double(x); [L15] return x != x; [L78] COND TRUE !isnan_double(res) [L79] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.83 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. * Boogie Preprocessor took 17.54 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 225.64 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * CodeCheck took 203.00 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: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.11 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 08:09:07,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:09:07,636 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:09:07,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:09:07,643 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:09:07,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:09:07,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:09:07,644 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:09:07,645 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:09:07,646 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:09:07,646 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:09:07,646 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:09:07,647 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:09:07,647 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:09:07,648 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:09:07,648 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:09:07,648 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:09:07,649 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:09:07,650 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:09:07,651 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:09:07,651 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:09:07,652 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:09:07,653 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:09:07,653 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:09:07,653 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:09:07,653 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:09:07,654 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:09:07,654 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:09:07,655 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:09:07,655 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:09:07,655 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:09:07,656 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:09:07,656 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:09:07,656 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:09:07,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:09:07,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:09:07,657 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 08:09:07,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:09:07,664 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:09:07,665 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:09:07,665 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 08:09:07,665 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 08:09:07,665 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 08:09:07,665 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:09:07,665 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 08:09:07,666 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:09:07,667 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 08:09:07,667 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 08:09:07,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 08:09:07,667 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:09:07,668 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 08:09:07,668 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 08:09:07,668 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_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/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 -> b9e27277237c869a286fcb7699394ad2f7d80117 [2018-12-02 08:09:07,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:09:07,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:09:07,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:09:07,700 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:09:07,700 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:09:07,701 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1031_true-unreach-call.c [2018-12-02 08:09:07,747 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/85248a826/e54fd26622374e9a86c97d49dd598e8f/FLAGaaa1a1ec4 [2018-12-02 08:09:08,057 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:09:08,058 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/sv-benchmarks/c/float-newlib/double_req_bl_1031_true-unreach-call.c [2018-12-02 08:09:08,062 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/85248a826/e54fd26622374e9a86c97d49dd598e8f/FLAGaaa1a1ec4 [2018-12-02 08:09:08,070 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/data/85248a826/e54fd26622374e9a86c97d49dd598e8f [2018-12-02 08:09:08,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:09:08,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:09:08,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:09:08,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:09:08,075 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:09:08,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a218c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08, skipping insertion in model container [2018-12-02 08:09:08,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:09:08,095 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:09:08,199 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:09:08,203 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:09:08,223 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:09:08,240 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:09:08,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08 WrapperNode [2018-12-02 08:09:08,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:09:08,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:09:08,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:09:08,241 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:09:08,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:09:08,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:09:08,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:09:08,266 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:09:08,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:09:08,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:09:08,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:09:08,316 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:09:08,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:09:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/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 08:09:08,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 08:09:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:09:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 08:09:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 08:09:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:09:08,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:09:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 08:09:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 08:09:08,507 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 08:09:08,877 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:09:08,878 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 08:09:08,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:09:08 BoogieIcfgContainer [2018-12-02 08:09:08,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:09:08,879 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 08:09:08,879 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 08:09:08,885 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 08:09:08,885 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:09:08" (1/1) ... [2018-12-02 08:09:08,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:09:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-12-02 08:09:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-12-02 08:09:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 08:09:08,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:08,946 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:09:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:08,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:09:08,977 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 08:09:08,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-12-02 08:09:08,982 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-12-02 08:09:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 08:09:08,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:08,983 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:09:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:09,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:09:09,084 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 08:09:09,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2018-12-02 08:09:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2018-12-02 08:09:09,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 08:09:09,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:09,389 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:09:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:09,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:09:09,421 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 08:09:09,422 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 08:09:09,426 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 08:09:09,437 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2018-12-02 08:09:09,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 08:09:09,446 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-02 08:09:09,450 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-02 08:09:09,450 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 08:09:09,452 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 08:09:09,453 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 08:09:09,459 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 08:09:09,459 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:17 [2018-12-02 08:09:09,530 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 08:09:11,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:11,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2018-12-02 08:09:11,911 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2018-12-02 08:09:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 08:09:11,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:11,912 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:09:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:11,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:09:11,927 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 08:09:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-02 08:09:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-02 08:09:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 08:09:11,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:11,938 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:09:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:11,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:09:11,950 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 08:09:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:11,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2018-12-02 08:09:11,952 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-12-02 08:09:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 08:09:11,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 08:09:11,953 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 08:09:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:09:11,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:09:11,978 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 08:09:11,979 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 08:09:11,980 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-02 08:09:11,994 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2018-12-02 08:09:11,995 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 08:09:12,005 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-12-02 08:09:12,010 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-12-02 08:09:12,010 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 08:09:12,011 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 08:09:12,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 08:09:12,018 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 08:09:12,019 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:17 [2018-12-02 08:09:12,075 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 08:09:12,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 08:09:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-12-02 08:09:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-12-02 08:09:12,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 08:09:12,129 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-02 08:09:12,135 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 08:09:12,179 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-02 08:09:12,183 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 08:09:12,185 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 08:09:12,186 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-02 08:09:12,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 08:09:12,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 08:09:12,186 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 08:09:12,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:09:12 ImpRootNode [2018-12-02 08:09:12,187 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 08:09:12,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:09:12,187 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:09:12,187 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:09:12,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:09:08" (3/4) ... [2018-12-02 08:09:12,190 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:09:12,196 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-02 08:09:12,196 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 08:09:12,196 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 08:09:12,212 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) [2018-12-02 08:09:12,225 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ac0faf5-a62e-4a5a-a2ff-049872466ca8/bin-2019/ukojak/witness.graphml [2018-12-02 08:09:12,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:09:12,226 INFO L168 Benchmark]: Toolchain (without parser) took 4154.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 942.0 MB in the beginning and 970.6 MB in the end (delta: -28.6 MB). Peak memory consumption was 108.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:12,227 INFO L168 Benchmark]: CDTParser took 0.17 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 08:09:12,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.76 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:12,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.67 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:09:12,227 INFO L168 Benchmark]: Boogie Preprocessor took 49.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:12,228 INFO L168 Benchmark]: RCFGBuilder took 562.83 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:12,228 INFO L168 Benchmark]: CodeCheck took 3308.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.4 MB in the end (delta: 116.4 MB). Peak memory consumption was 116.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:12,228 INFO L168 Benchmark]: Witness Printer took 38.37 ms. Allocated memory is still 1.2 GB. Free memory was 977.4 MB in the beginning and 970.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 08:09:12,229 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, 26 locations, 1 error locations. SAFE Result, 3.2s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 872 SDtfs, 308 SDslu, 272 SDs, 0 SdLazy, 826 SolverSat, 258 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 8.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 492 GetRequests, 471 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 56 ConstructedInterpolants, 7 QuantifiedInterpolants, 2707 SizeOfPredicates, 26 NumberOfNonLiveVariables, 218 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 79]: 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: 17]: Loop Invariant [2018-12-02 08:09:12,230 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 08:09:12,230 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 20]: Loop Invariant [2018-12-02 08:09:12,231 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 08:09:12,231 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 167.76 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 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 24.67 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 562.83 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * CodeCheck took 3308.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 977.4 MB in the end (delta: 116.4 MB). Peak memory consumption was 116.4 MB. Max. memory is 11.5 GB. * Witness Printer took 38.37 ms. Allocated memory is still 1.2 GB. Free memory was 977.4 MB in the beginning and 970.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...