./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_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_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ........................................................................................................................................................................................................................................... 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_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/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 df7585bdb7f55dd146660d2fca5142563fdf3df8 ............................................................................................................................................................................................................................................................................................................................................................... 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 16:35:14,523 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:35:14,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:35:14,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:35:14,533 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:35:14,534 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:35:14,535 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:35:14,536 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:35:14,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:35:14,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:35:14,539 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:35:14,539 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:35:14,540 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:35:14,540 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:35:14,541 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:35:14,542 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:35:14,542 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:35:14,543 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:35:14,545 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:35:14,546 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:35:14,547 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:35:14,547 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:35:14,549 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:35:14,549 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:35:14,549 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:35:14,550 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:35:14,551 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:35:14,551 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:35:14,552 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:35:14,553 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:35:14,553 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:35:14,553 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:35:14,553 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:35:14,554 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:35:14,554 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:35:14,555 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:35:14,555 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 16:35:14,565 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:35:14,565 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:35:14,566 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:35:14,566 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:35:14,566 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:35:14,567 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:35:14,567 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:35:14,567 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:35:14,567 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:35:14,567 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:35:14,567 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:35:14,567 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:35:14,568 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:35:14,568 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:35:14,568 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:35:14,569 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:35:14,569 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:35:14,569 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_fd34f689-ae23-468e-9b69-12b50425e212/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-12-08 16:35:14,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:35:14,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:35:14,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:35:14,600 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:35:14,600 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:35:14,601 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-08 16:35:14,641 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/39489d1df/24ba31f5cfc64c4bab8159ff10ce8a9c/FLAGc0d8a36a9 [2018-12-08 16:35:14,989 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:35:14,990 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-08 16:35:14,994 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/39489d1df/24ba31f5cfc64c4bab8159ff10ce8a9c/FLAGc0d8a36a9 [2018-12-08 16:35:15,379 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/39489d1df/24ba31f5cfc64c4bab8159ff10ce8a9c [2018-12-08 16:35:15,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:35:15,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:35:15,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:35:15,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:35:15,384 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:35:15,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15, skipping insertion in model container [2018-12-08 16:35:15,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:35:15,403 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:35:15,506 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:35:15,509 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:35:15,529 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:35:15,542 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:35:15,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15 WrapperNode [2018-12-08 16:35:15,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:35:15,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:35:15,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:35:15,543 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:35:15,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:35:15,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:35:15,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:35:15,606 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:35:15,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:35:15,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:35:15,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:35:15,625 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:35:15,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/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 16:35:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 16:35:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:35:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 16:35:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:35:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:35:15,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:35:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:35:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:35:15,869 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:35:15,869 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 16:35:15,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:35:15 BoogieIcfgContainer [2018-12-08 16:35:15,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:35:15,870 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:35:15,870 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:35:15,877 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:35:15,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:35:15" (1/1) ... [2018-12-08 16:35:15,884 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:35:15,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:35:15,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 16:35:15,906 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 16:35:15,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 16:35:15,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:35:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:35:15,974 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 16:35:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:35:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 16:35:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 16:35:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 16:35:15,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:35:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:35:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:35:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:35:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:35:16,056 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 16:35:16,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:35:16 ImpRootNode [2018-12-08 16:35:16,075 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:35:16,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:35:16,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:35:16,076 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:35:16,076 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:35:15" (3/4) ... [2018-12-08 16:35:16,078 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 16:35:16,079 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:35:16,079 INFO L168 Benchmark]: Toolchain (without parser) took 697.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -89.1 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:35:16,080 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:35:16,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 160.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 16:35:16,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -167.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:35:16,081 INFO L168 Benchmark]: Boogie Preprocessor took 18.44 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 16:35:16,081 INFO L168 Benchmark]: RCFGBuilder took 244.84 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: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:35:16,082 INFO L168 Benchmark]: CodeCheck took 205.60 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:35:16,082 INFO L168 Benchmark]: Witness Printer took 2.94 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 16:35:16,084 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, 30 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 125]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 43. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; [L120] float x = -1.0f / 0.0f; [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L37] ieee_float_shape_type gf_u; [L38] gf_u.value = (x) [L39] EXPR gf_u.word [L39] (ix) = gf_u.word [L42] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L121] float res = __ieee754_logf(x); [L111] return x != x; [L124] COND TRUE !isnan_float(res) [L125] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 160.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 945.2 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 63.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -167.5 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.44 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 244.84 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: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * CodeCheck took 205.60 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.94 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. 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 16:35:17,473 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:35:17,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:35:17,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:35:17,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:35:17,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:35:17,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:35:17,484 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:35:17,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:35:17,485 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:35:17,486 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:35:17,486 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:35:17,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:35:17,487 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:35:17,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:35:17,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:35:17,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:35:17,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:35:17,492 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:35:17,493 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:35:17,493 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:35:17,494 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:35:17,496 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:35:17,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:35:17,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:35:17,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:35:17,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:35:17,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:35:17,499 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:35:17,499 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:35:17,499 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:35:17,500 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:35:17,500 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:35:17,500 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:35:17,501 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:35:17,501 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:35:17,501 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 16:35:17,512 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:35:17,512 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:35:17,512 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:35:17,513 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:35:17,513 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:35:17,513 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:35:17,513 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:35:17,514 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:35:17,514 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:35:17,515 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:35:17,515 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 16:35:17,515 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 16:35:17,516 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_fd34f689-ae23-468e-9b69-12b50425e212/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 -> df7585bdb7f55dd146660d2fca5142563fdf3df8 [2018-12-08 16:35:17,534 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:35:17,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:35:17,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:35:17,547 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:35:17,548 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:35:17,548 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-08 16:35:17,585 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/5c3514d13/8367349dfce34656a0234ea90365b9b0/FLAG568298c2e [2018-12-08 16:35:17,979 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:35:17,980 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/sv-benchmarks/c/float-newlib/float_req_bl_0920b_true-unreach-call.c [2018-12-08 16:35:17,984 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/5c3514d13/8367349dfce34656a0234ea90365b9b0/FLAG568298c2e [2018-12-08 16:35:17,992 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/data/5c3514d13/8367349dfce34656a0234ea90365b9b0 [2018-12-08 16:35:17,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:35:17,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:35:17,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:35:17,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:35:17,997 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:35:17,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:35:17" (1/1) ... [2018-12-08 16:35:17,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a0bb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:17, skipping insertion in model container [2018-12-08 16:35:17,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:35:17" (1/1) ... [2018-12-08 16:35:18,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:35:18,015 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:35:18,121 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:35:18,125 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:35:18,151 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:35:18,166 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:35:18,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18 WrapperNode [2018-12-08 16:35:18,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:35:18,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:35:18,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:35:18,167 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:35:18,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:35:18,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:35:18,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:35:18,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:35:18,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... [2018-12-08 16:35:18,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:35:18,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:35:18,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:35:18,246 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:35:18,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:35:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/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 16:35:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 16:35:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:35:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 16:35:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:35:18,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:35:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 16:35:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 16:35:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:35:18,388 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:35:42,443 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 16:38:59,699 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:38:59,699 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 16:38:59,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:38:59 BoogieIcfgContainer [2018-12-08 16:38:59,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:38:59,700 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:38:59,700 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:38:59,708 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:38:59,708 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:38:59" (1/1) ... [2018-12-08 16:38:59,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:38:59,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:38:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 16:38:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 16:38:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 16:38:59,741 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:38:59,772 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 16:38:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:38:59,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:38:59,801 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 16:38:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:38:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 16:38:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 16:38:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 16:38:59,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:38:59,808 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 16:38:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:38:59,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:38:59,953 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 16:39:00,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:39:00,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-08 16:39:00,937 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-08 16:39:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 16:39:00,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:39:00,939 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 16:39:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:39:01,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:39:01,455 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 16:39:26,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:39:26,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-12-08 16:39:26,229 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-12-08 16:39:26,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 16:39:26,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:39:26,230 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 16:39:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:39:26,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:39:26,257 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 16:39:27,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:39:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-12-08 16:39:27,231 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-12-08 16:39:27,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:39:27,231 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-08 16:39:27,239 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 16:39:27,279 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 16:39:27,283 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,283 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,283 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,283 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,284 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,284 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,284 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] [2018-12-08 16:39:27,287 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,287 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,287 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,287 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,287 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,287 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,288 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] [2018-12-08 16:39:27,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 16:39:27,288 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 16:39:27,289 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,289 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,289 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,289 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:39:27 ImpRootNode [2018-12-08 16:39:27,290 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:39:27,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:39:27,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:39:27,290 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:39:27,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:38:59" (3/4) ... [2018-12-08 16:39:27,293 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:39:27,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 16:39:27,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 16:39:27,316 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ~zero_log~0 : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~zero_log~0)) [2018-12-08 16:39:27,334 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fd34f689-ae23-468e-9b69-12b50425e212/bin-2019/ukojak/witness.graphml [2018-12-08 16:39:27,334 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:39:27,334 INFO L168 Benchmark]: Toolchain (without parser) took 249340.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -63.2 MB). Peak memory consumption was 83.6 MB. Max. memory is 11.5 GB. [2018-12-08 16:39:27,335 INFO L168 Benchmark]: CDTParser took 0.16 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 16:39:27,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.76 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 16:39:27,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -207.7 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:39:27,336 INFO L168 Benchmark]: Boogie Preprocessor took 20.33 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 16:39:27,336 INFO L168 Benchmark]: RCFGBuilder took 221454.11 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: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:39:27,336 INFO L168 Benchmark]: CodeCheck took 27589.59 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: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:39:27,336 INFO L168 Benchmark]: Witness Printer took 43.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:39:27,337 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, 30 locations, 1 error locations. SAFE Result, 27.5s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 146 SDtfs, 64 SDslu, 64 SDs, 0 SdLazy, 166 SolverSat, 50 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 49.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 265 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 1 QuantifiedInterpolants, 1660 SizeOfPredicates, 17 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 125]: 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: 32]: Loop Invariant [2018-12-08 16:39:27,338 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,338 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,338 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,338 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,338 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,339 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,340 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] Derived loop invariant: (\exists ~zero_log~0 : C_FLOAT :: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~zero_log~0)) - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant [2018-12-08 16:39:27,340 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,340 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,340 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 16:39:27,340 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 171.76 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 58.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -207.7 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.33 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 221454.11 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: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * CodeCheck took 27589.59 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: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. * Witness Printer took 43.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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[~zero_log~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~zero_log~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...