./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_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_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ................................................................................................................................................................................................................................................. 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_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/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 73dc70fc086318c728ead326eb8ef835fee9f9a2 .......................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:55:41,233 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:55:41,234 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:55:41,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:55:41,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:55:41,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:55:41,243 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:55:41,244 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:55:41,245 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:55:41,245 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:55:41,246 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:55:41,246 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:55:41,247 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:55:41,247 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:55:41,248 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:55:41,248 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:55:41,249 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:55:41,250 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:55:41,251 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:55:41,252 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:55:41,253 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:55:41,254 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:55:41,255 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:55:41,256 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:55:41,256 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:55:41,256 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:55:41,257 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:55:41,257 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:55:41,258 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:55:41,258 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:55:41,258 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:55:41,258 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:55:41,259 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:55:41,259 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:55:41,259 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:55:41,259 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:55:41,260 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 16:55:41,267 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:55:41,267 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:55:41,268 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:55:41,268 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:55:41,269 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:55:41,269 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:55:41,269 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:55:41,269 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:55:41,269 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:55:41,269 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:55:41,270 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:55:41,271 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:55:41,271 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:55:41,271 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:55:41,271 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:55:41,271 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:55:41,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:55:41,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:55:41,272 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:55:41,272 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:55:41,272 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 16:55:41,272 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:55:41,272 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:55:41,272 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_72a31630-f7fb-4ea1-99b0-17a5bc47622b/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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2018-12-08 16:55:41,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:55:41,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:55:41,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:55:41,304 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:55:41,305 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:55:41,305 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-12-08 16:55:41,348 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/da4593d44/1e74c17757024b6b8402733c9cc9c348/FLAGea541998e [2018-12-08 16:55:41,649 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:55:41,649 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-12-08 16:55:41,653 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/da4593d44/1e74c17757024b6b8402733c9cc9c348/FLAGea541998e [2018-12-08 16:55:41,661 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/da4593d44/1e74c17757024b6b8402733c9cc9c348 [2018-12-08 16:55:41,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:55:41,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:55:41,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:55:41,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:55:41,666 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:55:41,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296aed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41, skipping insertion in model container [2018-12-08 16:55:41,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:55:41,689 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:55:41,790 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:55:41,793 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:55:41,842 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:55:41,859 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:55:41,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41 WrapperNode [2018-12-08 16:55:41,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:55:41,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:55:41,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:55:41,860 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:55:41,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:55:41,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:55:41,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:55:41,890 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:55:41,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... [2018-12-08 16:55:41,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:55:41,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:55:41,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:55:41,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:55:41,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/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 [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:55:41,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-08 16:55:41,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:55:42,181 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:55:42,181 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-08 16:55:42,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:55:42 BoogieIcfgContainer [2018-12-08 16:55:42,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:55:42,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:55:42,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:55:42,192 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:55:42,192 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:55:42" (1/1) ... [2018-12-08 16:55:42,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:55:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-08 16:55:42,223 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-08 16:55:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 16:55:42,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:55:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:42,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-12-08 16:55:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-12-08 16:55:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 16:55:42,306 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:55:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:55:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:55:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:55:42,411 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 16:55:42,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:55:42 ImpRootNode [2018-12-08 16:55:42,433 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:55:42,433 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:55:42,433 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:55:42,433 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:55:42,434 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:55:42" (3/4) ... [2018-12-08 16:55:42,436 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 16:55:42,436 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:55:42,436 INFO L168 Benchmark]: Toolchain (without parser) took 773.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -80.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-12-08 16:55:42,438 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:55:42,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -146.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:55:42,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:55:42,439 INFO L168 Benchmark]: Boogie Preprocessor took 19.28 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:55:42,439 INFO L168 Benchmark]: RCFGBuilder took 272.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:55:42,440 INFO L168 Benchmark]: CodeCheck took 250.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:55:42,440 INFO L168 Benchmark]: Witness Printer took 3.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:55:42,443 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, 42 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 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: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someUnaryFLOAToperation at line 117, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L116] float x = __VERIFIER_nondet_float(); [L117] float y = -0.0f; [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}] [L118] float res = fmod_float(x, y); [L108] return x != x; [L121] COND TRUE !isnan_float(res) [L122] __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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 196.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -146.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.28 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 272.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 250.45 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. 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 [2018-12-08 16:55:43,756 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:55:43,757 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:55:43,766 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:55:43,766 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:55:43,766 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:55:43,767 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:55:43,768 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:55:43,769 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:55:43,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:55:43,770 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:55:43,771 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:55:43,771 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:55:43,772 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:55:43,773 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:55:43,773 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:55:43,774 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:55:43,775 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:55:43,776 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:55:43,777 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:55:43,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:55:43,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:55:43,780 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:55:43,781 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:55:43,781 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:55:43,781 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:55:43,782 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:55:43,782 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:55:43,783 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:55:43,783 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:55:43,784 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:55:43,784 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:55:43,784 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:55:43,784 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:55:43,785 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:55:43,785 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:55:43,786 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 16:55:43,796 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:55:43,796 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:55:43,796 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:55:43,797 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:55:43,797 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:55:43,797 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:55:43,797 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:55:43,797 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 16:55:43,798 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:55:43,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:55:43,799 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:55:43,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:55:43,799 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:55:43,799 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:55:43,799 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:55:43,799 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:55:43,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:55:43,800 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 16:55:43,801 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 16:55:43,801 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_72a31630-f7fb-4ea1-99b0-17a5bc47622b/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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2018-12-08 16:55:43,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:55:43,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:55:43,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:55:43,828 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:55:43,829 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:55:43,829 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-12-08 16:55:43,864 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/2176150d2/3f846d4f6a6647d98e4d3c7147ece95b/FLAG23ce15f14 [2018-12-08 16:55:44,261 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:55:44,261 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/sv-benchmarks/c/float-newlib/float_req_bl_1121b_true-unreach-call.c [2018-12-08 16:55:44,267 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/2176150d2/3f846d4f6a6647d98e4d3c7147ece95b/FLAG23ce15f14 [2018-12-08 16:55:44,277 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/data/2176150d2/3f846d4f6a6647d98e4d3c7147ece95b [2018-12-08 16:55:44,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:55:44,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:55:44,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:55:44,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:55:44,283 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:55:44,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44, skipping insertion in model container [2018-12-08 16:55:44,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:55:44,303 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:55:44,418 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:55:44,423 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:55:44,446 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:55:44,461 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:55:44,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44 WrapperNode [2018-12-08 16:55:44,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:55:44,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:55:44,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:55:44,462 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:55:44,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:55:44,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:55:44,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:55:44,516 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:55:44,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... [2018-12-08 16:55:44,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:55:44,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:55:44,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:55:44,537 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:55:44,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:55:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/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 [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:55:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 16:55:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:55:44,659 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:55:44,675 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:55:44,700 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:55:45,740 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:55:45,740 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-08 16:55:45,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:55:45 BoogieIcfgContainer [2018-12-08 16:55:45,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:55:45,740 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:55:45,740 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:55:45,747 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:55:45,747 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:55:45" (1/1) ... [2018-12-08 16:55:45,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:55:45,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-08 16:55:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-08 16:55:45,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 16:55:45,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:45,814 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:55:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:45,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:55:45,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:55:45,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:55:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-12-08 16:55:45,848 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-12-08 16:55:45,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 16:55:45,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:55:45,849 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:55:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:55:46,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:55:47,108 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-12-08 16:55:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:55:52,992 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 10 [2018-12-08 16:56:04,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-12-08 16:56:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-12-08 16:56:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 16:56:04,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:56:04,055 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 16:56:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:56:04,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:56:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:56:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:56:14,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-12-08 16:56:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-12-08 16:56:14,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:56:14,757 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-08 16:56:14,763 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 16:56:15,280 WARN L180 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-12-08 16:56:15,289 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-08 16:56:15,294 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 16:56:15,295 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,295 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,295 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,296 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,296 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,296 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,296 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,297 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,297 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,297 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:56:15,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:56:15 ImpRootNode [2018-12-08 16:56:15,298 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:56:15,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:56:15,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:56:15,298 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:56:15,299 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:55:45" (3/4) ... [2018-12-08 16:56:15,301 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:56:15,307 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 16:56:15,308 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 16:56:15,332 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_72a31630-f7fb-4ea1-99b0-17a5bc47622b/bin-2019/ukojak/witness.graphml [2018-12-08 16:56:15,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:56:15,332 INFO L168 Benchmark]: Toolchain (without parser) took 31053.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -63.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:15,333 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:56:15,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.34 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. [2018-12-08 16:56:15,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:15,334 INFO L168 Benchmark]: Boogie Preprocessor took 20.79 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. [2018-12-08 16:56:15,334 INFO L168 Benchmark]: RCFGBuilder took 1203.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:15,334 INFO L168 Benchmark]: CodeCheck took 29557.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. [2018-12-08 16:56:15,334 INFO L168 Benchmark]: Witness Printer took 33.80 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. [2018-12-08 16:56:15,336 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, 42 locations, 1 error locations. SAFE Result, 28.9s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 110 SDtfs, 44 SDslu, 40 SDs, 0 SdLazy, 126 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 13.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 2 QuantifiedInterpolants, 984 SizeOfPredicates, 16 NumberOfNonLiveVariables, 132 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 122]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: y == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] [2018-12-08 16:56:15,338 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:56:15,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_float_~x,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_float_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.mul~FLOAT(~roundNearestTiesToEven, ULTIMATE.start_fmod_float_~x, ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())), ~fp.mul~FLOAT(~roundNearestTiesToEven, ULTIMATE.start_fmod_float_~x, ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) == \result) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.34 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 54.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.79 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 1203.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. * CodeCheck took 29557.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. * Witness Printer took 33.80 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 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[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - 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[ULTIMATE.start_fmod_float_~x,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[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - 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[ULTIMATE.start_fmod_float_~x,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[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - 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[ULTIMATE.start_fmod_float_~x,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[ULTIMATE.start_fmod_float_~x,QUANTIFIED] - 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[ULTIMATE.start_fmod_float_~x,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...