./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/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 14218179970cdda4c2f749c75b7f78aa74dcc86b ................................................................................................................................................................................................................................................................. 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_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/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 14218179970cdda4c2f749c75b7f78aa74dcc86b ..................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:59:49,351 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:59:49,352 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:59:49,359 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:59:49,359 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:59:49,360 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:59:49,361 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:59:49,362 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:59:49,362 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:59:49,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:59:49,363 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:59:49,363 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:59:49,364 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:59:49,364 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:59:49,365 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:59:49,365 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:59:49,366 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:59:49,367 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:59:49,368 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:59:49,369 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:59:49,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:59:49,370 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:59:49,372 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:59:49,372 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:59:49,372 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:59:49,373 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:59:49,373 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:59:49,374 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:59:49,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:59:49,375 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:59:49,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:59:49,376 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:59:49,376 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:59:49,376 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:59:49,377 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:59:49,378 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:59:49,378 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:59:49,386 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:59:49,386 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:59:49,387 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:59:49,387 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:59:49,387 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:59:49,387 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:59:49,388 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:59:49,388 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:59:49,388 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:59:49,388 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:59:49,388 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:59:49,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:59:49,388 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:59:49,389 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:59:49,389 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:59:49,389 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:59:49,389 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:59:49,389 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:59:49,389 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:59:49,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:59:49,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:59:49,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:59:49,390 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:59:49,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:59:49,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:59:49,390 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:59:49,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:59:49,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:59:49,391 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_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/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 -> 14218179970cdda4c2f749c75b7f78aa74dcc86b [2018-11-10 07:59:49,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:59:49,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:59:49,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:59:49,427 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:59:49,427 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:59:49,427 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c [2018-11-10 07:59:49,463 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/003ddd124/8f93476e99ac40c7bc5848c4be202a16/FLAG867d974a5 [2018-11-10 07:59:49,890 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:59:49,891 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c [2018-11-10 07:59:49,897 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/003ddd124/8f93476e99ac40c7bc5848c4be202a16/FLAG867d974a5 [2018-11-10 07:59:49,908 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/003ddd124/8f93476e99ac40c7bc5848c4be202a16 [2018-11-10 07:59:49,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:59:49,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:59:49,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:59:49,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:59:49,915 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:59:49,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:59:49" (1/1) ... [2018-11-10 07:59:49,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b12072f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:49, skipping insertion in model container [2018-11-10 07:59:49,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:59:49" (1/1) ... [2018-11-10 07:59:49,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:59:49,945 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:59:50,075 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:59:50,079 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:59:50,101 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:59:50,113 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:59:50,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50 WrapperNode [2018-11-10 07:59:50,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:59:50,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:59:50,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:59:50,114 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:59:50,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:59:50,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:59:50,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:59:50,141 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:59:50,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:59:50,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:59:50,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:59:50,197 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:59:50,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/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 [2018-11-10 07:59:50,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 07:59:50,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 07:59:50,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:59:50,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:59:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 07:59:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:59:50,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:59:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:59:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:59:50,805 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:59:50,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:59:50 BoogieIcfgContainer [2018-11-10 07:59:50,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:59:50,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:59:50,806 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:59:50,812 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:59:50,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:59:50" (1/1) ... [2018-11-10 07:59:50,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:59:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:59:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-11-10 07:59:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-11-10 07:59:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 07:59:50,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:59:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:59:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:59:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:59:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-11-10 07:59:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-11-10 07:59:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:59:50,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:59:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:59:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:59:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:59:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:59:51,055 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:59:51,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:59:51 ImpRootNode [2018-11-10 07:59:51,085 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:59:51,085 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:59:51,085 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:59:51,085 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:59:51,085 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:59:50" (3/4) ... [2018-11-10 07:59:51,088 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:59:51,088 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:59:51,088 INFO L168 Benchmark]: Toolchain (without parser) took 1177.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -64.2 MB). Peak memory consumption was 68.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,090 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:59:51,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 946.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.68 ms. Allocated memory is still 1.0 GB. Free memory was 946.7 MB in the beginning and 944.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,091 INFO L168 Benchmark]: Boogie Preprocessor took 55.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.0 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,092 INFO L168 Benchmark]: RCFGBuilder took 608.90 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: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,092 INFO L168 Benchmark]: CodeCheck took 278.75 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,093 INFO L168 Benchmark]: Witness Printer took 3.09 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:59:51,095 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, 98 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, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 121]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of bitwiseAnd at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L116] float x = 0.0f / 0.0f; [L117] CALL, EXPR __ieee754_expf(x) [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [halF_exp={6:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={7:0}, ln2LO_exp={9:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L42] FCALL ieee_float_shape_type gf_u; [L43] FCALL gf_u.value = (x) [L44] EXPR, FCALL gf_u.word [L44] (sx) = gf_u.word [L45] COND FALSE !(0) VAL [halF_exp={6:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={7:0}, ln2LO_exp={9:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [halF_exp={6:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={7:0}, ln2LO_exp={9:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] RET return x + x; VAL [halF_exp={6:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={7:0}, ln2LO_exp={9:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L117] EXPR __ieee754_expf(x) [L117] float res = __ieee754_expf(x); [L120] CALL, EXPR isnan_float(res) [L13] RET return x != x; [L120] EXPR isnan_float(res) [L120] COND TRUE !isnan_float(res) [L121] __VERIFIER_error() VAL [halF_exp={6:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={7:0}, ln2LO_exp={9:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 946.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.68 ms. Allocated memory is still 1.0 GB. Free memory was 946.7 MB in the beginning and 944.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.0 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 608.90 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: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. * CodeCheck took 278.75 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: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.09 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: 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 0.1.23-1dbac8b [2018-11-10 07:59:52,475 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:59:52,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:59:52,484 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:59:52,484 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:59:52,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:59:52,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:59:52,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:59:52,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:59:52,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:59:52,489 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:59:52,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:59:52,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:59:52,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:59:52,491 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:59:52,491 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:59:52,492 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:59:52,493 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:59:52,494 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:59:52,495 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:59:52,496 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:59:52,497 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:59:52,498 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:59:52,499 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:59:52,499 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:59:52,499 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:59:52,500 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:59:52,501 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:59:52,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:59:52,502 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:59:52,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:59:52,502 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:59:52,503 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:59:52,503 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:59:52,503 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:59:52,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:59:52,504 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:59:52,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:59:52,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:59:52,515 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:59:52,515 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:59:52,516 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:59:52,516 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:59:52,516 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:59:52,516 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:59:52,516 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:59:52,517 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:59:52,518 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:59:52,518 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:59:52,518 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:59:52,518 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:59:52,518 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:59:52,518 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:59:52,519 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:59:52,519 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:59:52,519 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:59:52,519 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:59:52,519 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:59:52,519 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:59:52,519 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:59:52,520 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:59:52,520 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_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/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 -> 14218179970cdda4c2f749c75b7f78aa74dcc86b [2018-11-10 07:59:52,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:59:52,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:59:52,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:59:52,561 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:59:52,561 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:59:52,562 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c [2018-11-10 07:59:52,597 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/8f5cb56da/8425c3f84d6f41828e84778b75850bd3/FLAG5487089ab [2018-11-10 07:59:52,996 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:59:52,996 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/sv-benchmarks/c/float-newlib/float_req_bl_0831_true-unreach-call.c [2018-11-10 07:59:53,002 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/8f5cb56da/8425c3f84d6f41828e84778b75850bd3/FLAG5487089ab [2018-11-10 07:59:53,011 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/data/8f5cb56da/8425c3f84d6f41828e84778b75850bd3 [2018-11-10 07:59:53,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:59:53,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:59:53,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:59:53,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:59:53,017 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:59:53,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa800e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53, skipping insertion in model container [2018-11-10 07:59:53,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:59:53,042 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:59:53,172 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:59:53,178 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:59:53,209 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:59:53,228 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:59:53,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53 WrapperNode [2018-11-10 07:59:53,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:59:53,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:59:53,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:59:53,229 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:59:53,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:59:53,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:59:53,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:59:53,265 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:59:53,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... [2018-11-10 07:59:53,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:59:53,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:59:53,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:59:53,332 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:59:53,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/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 [2018-11-10 07:59:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 07:59:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:59:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 07:59:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 07:59:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:59:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:59:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 07:59:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:59:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 07:59:53,482 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,486 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,496 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,504 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,509 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,518 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,531 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:59:53,536 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:00:07,997 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:00:08,002 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:00:08,038 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:00:08,047 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:01:11,473 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:01:11,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:01:11 BoogieIcfgContainer [2018-11-10 08:01:11,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:01:11,474 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:01:11,474 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:01:11,480 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:01:11,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:01:11" (1/1) ... [2018-11-10 08:01:11,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:01:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:01:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-11-10 08:01:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-11-10 08:01:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 08:01:11,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:01:11,554 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 08:01:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:01:11,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:01:11,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:01:11,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:01:11,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-11-10 08:01:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-11-10 08:01:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 08:01:11,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:01:11,599 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 08:01:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:01:11,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:01:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:01:25,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:01:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2018-11-10 08:01:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2018-11-10 08:01:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 08:01:25,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:01:25,860 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 08:01:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:01:25,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 08:01:25,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:01:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:01:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2018-11-10 08:01:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2018-11-10 08:01:26,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:01:26,674 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-10 08:01:26,680 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 08:01:26,706 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-11-10 08:01:26,709 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,713 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,713 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 08:01:26,714 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,714 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,714 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:01:26,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:01:26 ImpRootNode [2018-11-10 08:01:26,715 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:01:26,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:01:26,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:01:26,716 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:01:26,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:01:11" (3/4) ... [2018-11-10 08:01:26,719 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:01:26,728 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2018-11-10 08:01:26,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-10 08:01:26,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 08:01:26,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 08:01:26,750 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) [2018-11-10 08:01:26,784 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1dd5d819-e17f-4a9b-9bc5-5a7bcfbd860b/bin-2019/ukojak/witness.graphml [2018-11-10 08:01:26,784 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:01:26,784 INFO L168 Benchmark]: Toolchain (without parser) took 93771.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 949.7 MB in the beginning and 905.2 MB in the end (delta: 44.5 MB). Peak memory consumption was 161.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,785 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:01:26,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.01 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.51 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,786 INFO L168 Benchmark]: Boogie Preprocessor took 67.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 928.2 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,786 INFO L168 Benchmark]: RCFGBuilder took 78141.13 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: 102.6 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,786 INFO L168 Benchmark]: CodeCheck took 15241.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 918.8 MB in the end (delta: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,787 INFO L168 Benchmark]: Witness Printer took 68.73 ms. Allocated memory is still 1.1 GB. Free memory was 918.8 MB in the beginning and 905.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:01:26,788 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, 98 locations, 1 error locations. SAFE Result, 15.1s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 92 SDtfs, 30 SDslu, 24 SDs, 0 SdLazy, 148 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 213 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 2 QuantifiedInterpolants, 898 SizeOfPredicates, 13 NumberOfNonLiveVariables, 157 ConjunctsInSsa, 17 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: 121]: 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: 36]: Loop Invariant [2018-11-10 08:01:26,789 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,789 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,789 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,789 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,789 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,790 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: \result == ~fp.add~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 41]: Loop Invariant [2018-11-10 08:01:26,790 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 08:01:26,790 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 111]: 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.01 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 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 35.51 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 928.2 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 78141.13 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: 102.6 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. * CodeCheck took 15241.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 918.8 MB in the end (delta: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 11.5 GB. * Witness Printer took 68.73 ms. Allocated memory is still 1.1 GB. Free memory was 918.8 MB in the beginning and 905.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...