./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0460_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_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc ............................................................................................................................................................................................................................................. 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_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0460_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc ................................................................................................................................................................................................................................................................................................................................................................................................ 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 13:21:03,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:21:03,763 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:21:03,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:21:03,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:21:03,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:21:03,771 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:21:03,772 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:21:03,772 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:21:03,773 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:21:03,773 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:21:03,773 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:21:03,774 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:21:03,775 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:21:03,775 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:21:03,776 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:21:03,776 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:21:03,777 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:21:03,778 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:21:03,779 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:21:03,779 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:21:03,780 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:21:03,781 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:21:03,781 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:21:03,782 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:21:03,782 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:21:03,783 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:21:03,783 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:21:03,784 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:21:03,784 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:21:03,784 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:21:03,785 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:21:03,785 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:21:03,785 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:21:03,786 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:21:03,786 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:21:03,786 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:21:03,793 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:21:03,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:21:03,794 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:21:03,794 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:21:03,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:21:03,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:21:03,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:21:03,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:21:03,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:21:03,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:21:03,796 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:21:03,796 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:21:03,796 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:21:03,796 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:21:03,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:21:03,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:21:03,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:21:03,797 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:21:03,797 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:21:03,797 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:21:03,797 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:21:03,797 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:21:03,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:21:03,798 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_54e98b16-811f-4976-98f4-c36d335d792a/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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2018-12-08 13:21:03,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:21:03,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:21:03,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:21:03,828 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:21:03,828 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:21:03,829 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-08 13:21:03,870 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/32a11d7db/47f4968edec44a489e95d5389f08e633/FLAGb817285d0 [2018-12-08 13:21:04,269 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:21:04,269 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/sv-benchmarks/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-08 13:21:04,273 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/32a11d7db/47f4968edec44a489e95d5389f08e633/FLAGb817285d0 [2018-12-08 13:21:04,281 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/32a11d7db/47f4968edec44a489e95d5389f08e633 [2018-12-08 13:21:04,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:21:04,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:21:04,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:21:04,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:21:04,286 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:21:04,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ccca87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04, skipping insertion in model container [2018-12-08 13:21:04,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:21:04,305 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:21:04,412 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:21:04,415 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:21:04,439 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:21:04,482 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:21:04,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04 WrapperNode [2018-12-08 13:21:04,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:21:04,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:21:04,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:21:04,483 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:21:04,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:21:04,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:21:04,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:21:04,509 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:21:04,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:21:04,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:21:04,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:21:04,530 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:21:04,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/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 13:21:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 13:21:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 13:21:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 13:21:04,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:21:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:21:04,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:21:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 13:21:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:21:04,564 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-08 13:21:04,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-08 13:21:04,872 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:21:04,872 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-08 13:21:04,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:21:04 BoogieIcfgContainer [2018-12-08 13:21:04,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:21:04,873 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:21:04,873 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:21:04,882 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:21:04,883 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:21:04" (1/1) ... [2018-12-08 13:21:04,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:21:04,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:21:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2018-12-08 13:21:04,917 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2018-12-08 13:21:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 13:21:04,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:21:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:21:04,985 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 13:21:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:21:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-12-08 13:21:04,991 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-12-08 13:21:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 13:21:04,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:21:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:21:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:21:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:21:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 13:21:05,069 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 13:21:05,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:21:05 ImpRootNode [2018-12-08 13:21:05,089 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:21:05,089 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:21:05,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:21:05,089 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:21:05,090 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:21:04" (3/4) ... [2018-12-08 13:21:05,092 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 13:21:05,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:21:05,092 INFO L168 Benchmark]: Toolchain (without parser) took 808.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 962.4 MB in the beginning and 1.0 GB in the end (delta: -48.5 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:21:05,093 INFO L168 Benchmark]: CDTParser took 0.13 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 13:21:05,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-12-08 13:21:05,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.97 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:21:05,094 INFO L168 Benchmark]: Boogie Preprocessor took 20.33 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 13:21:05,095 INFO L168 Benchmark]: RCFGBuilder took 343.42 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: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:21:05,095 INFO L168 Benchmark]: CodeCheck took 215.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-12-08 13:21:05,095 INFO L168 Benchmark]: Witness Printer took 2.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:21:05,097 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 2 procedures, 56 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 177]: 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 87, overapproximation of bitwiseAnd at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L169] float x = __VERIFIER_nondet_float(); [L171] COND TRUE x < -1.0f || x > 1.0f [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] ieee_float_shape_type gf_u; [L98] gf_u.value = (x) [L99] EXPR gf_u.word [L99] (hx) = gf_u.word [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L173] float res = __ieee754_acosf(x); [L13] return x != x; [L176] COND TRUE !isnan_float(res) [L177] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 198.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.97 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.33 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 343.42 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: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. * CodeCheck took 215.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 13:21:06,520 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:21:06,521 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:21:06,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:21:06,530 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:21:06,531 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:21:06,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:21:06,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:21:06,534 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:21:06,535 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:21:06,535 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:21:06,535 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:21:06,536 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:21:06,537 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:21:06,538 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:21:06,538 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:21:06,539 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:21:06,540 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:21:06,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:21:06,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:21:06,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:21:06,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:21:06,546 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:21:06,546 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:21:06,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:21:06,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:21:06,547 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:21:06,548 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:21:06,549 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:21:06,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:21:06,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:21:06,550 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:21:06,550 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:21:06,550 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:21:06,551 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:21:06,551 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:21:06,551 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 13:21:06,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:21:06,563 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:21:06,563 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:21:06,564 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:21:06,564 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:21:06,564 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:21:06,565 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:21:06,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:21:06,566 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:21:06,566 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:21:06,566 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:21:06,566 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:21:06,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:21:06,566 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:21:06,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:21:06,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 13:21:06,567 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 13:21:06,567 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_54e98b16-811f-4976-98f4-c36d335d792a/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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2018-12-08 13:21:06,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:21:06,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:21:06,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:21:06,603 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:21:06,603 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:21:06,604 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-08 13:21:06,640 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/234aa5af4/8e7de1c379fe49b0a062f8ce806fed8a/FLAG370941985 [2018-12-08 13:21:06,973 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:21:06,974 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/sv-benchmarks/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-08 13:21:06,978 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/234aa5af4/8e7de1c379fe49b0a062f8ce806fed8a/FLAG370941985 [2018-12-08 13:21:07,378 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/data/234aa5af4/8e7de1c379fe49b0a062f8ce806fed8a [2018-12-08 13:21:07,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:21:07,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:21:07,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:21:07,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:21:07,387 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:21:07,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c435b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07, skipping insertion in model container [2018-12-08 13:21:07,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:21:07,412 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:21:07,530 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:21:07,535 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:21:07,563 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:21:07,578 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:21:07,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07 WrapperNode [2018-12-08 13:21:07,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:21:07,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:21:07,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:21:07,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:21:07,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:21:07,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:21:07,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:21:07,636 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:21:07,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... [2018-12-08 13:21:07,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:21:07,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:21:07,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:21:07,661 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:21:07,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:21:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/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 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:21:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:21:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-08 13:21:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-08 13:21:07,819 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:21:41,752 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:21:41,796 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:21:54,371 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:21:54,371 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-08 13:21:54,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:21:54 BoogieIcfgContainer [2018-12-08 13:21:54,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:21:54,371 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:21:54,371 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:21:54,377 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:21:54,378 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:21:54" (1/1) ... [2018-12-08 13:21:54,384 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:21:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:21:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2018-12-08 13:21:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2018-12-08 13:21:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 13:21:54,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:21:54,439 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:21:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:21:54,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:21:54,473 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 13:21:54,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:21:54,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-12-08 13:21:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-12-08 13:21:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 13:21:54,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:21:54,482 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:21:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:21:54,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:21:54,590 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 13:21:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:21:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2018-12-08 13:21:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2018-12-08 13:21:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 13:21:55,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:21:55,142 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:21:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:21:55,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:22:13,321 WARN L180 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 20 DAG size of output: 12 [2018-12-08 13:22:14,046 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 13:22:24,066 WARN L180 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-08 13:23:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:23:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-12-08 13:23:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-12-08 13:23:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 13:23:29,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:23:29,629 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 13:23:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:23:29,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:23:29,703 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 13:23:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:23:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2018-12-08 13:23:40,751 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2018-12-08 13:23:40,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:23:40,752 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-08 13:23:40,758 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:23:41,344 WARN L180 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-08 13:23:41,347 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:23:41,350 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-08 13:23:41,354 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,355 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,358 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,358 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,359 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 13:23:41,360 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,360 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,361 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,362 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,362 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,362 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,363 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,363 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,365 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:23:41 ImpRootNode [2018-12-08 13:23:41,365 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:23:41,366 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:23:41,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:23:41,366 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:23:41,367 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:21:54" (3/4) ... [2018-12-08 13:23:41,370 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:23:41,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-12-08 13:23:41,380 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2018-12-08 13:23:41,380 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-08 13:23:41,380 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 13:23:41,401 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start___ieee754_acosf_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x)) == \result && ~fp.lt~FLOAT(ULTIMATE.start___ieee754_acosf_~x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)))) [2018-12-08 13:23:41,433 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_54e98b16-811f-4976-98f4-c36d335d792a/bin-2019/ukojak/witness.graphml [2018-12-08 13:23:41,433 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:23:41,434 INFO L168 Benchmark]: Toolchain (without parser) took 154050.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.4 MB in the beginning and 945.8 MB in the end (delta: -2.5 MB). Peak memory consumption was 136.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:23:41,434 INFO L168 Benchmark]: CDTParser took 0.15 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 13:23:41,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 194.20 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 13:23:41,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-12-08 13:23:41,435 INFO L168 Benchmark]: Boogie Preprocessor took 24.39 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 13:23:41,435 INFO L168 Benchmark]: RCFGBuilder took 46710.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:23:41,435 INFO L168 Benchmark]: CodeCheck took 106994.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 952.4 MB in the end (delta: 112.2 MB). Peak memory consumption was 112.2 MB. Max. memory is 11.5 GB. [2018-12-08 13:23:41,436 INFO L168 Benchmark]: Witness Printer took 67.40 ms. Allocated memory is still 1.2 GB. Free memory was 952.4 MB in the beginning and 945.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:23:41,437 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 2 procedures, 56 locations, 1 error locations. SAFE Result, 106.3s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 154 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 210 SolverSat, 70 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 130.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 303 GetRequests, 281 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 30.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 18.6s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 34 ConstructedInterpolants, 4 QuantifiedInterpolants, 2498 SizeOfPredicates, 17 NumberOfNonLiveVariables, 170 ConjunctsInSsa, 28 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: 177]: 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: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant [2018-12-08 13:23:41,439 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,439 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,439 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,439 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) - InvariantResult [Line: 93]: Loop Invariant [2018-12-08 13:23:41,440 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,440 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,440 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,441 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,441 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,441 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,441 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,441 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,442 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-08 13:23:41,443 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists ULTIMATE.start___ieee754_acosf_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x)) == \result && ~fp.lt~FLOAT(ULTIMATE.start___ieee754_acosf_~x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 194.20 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 56.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.39 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 46710.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. * CodeCheck took 106994.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 952.4 MB in the end (delta: 112.2 MB). Peak memory consumption was 112.2 MB. Max. memory is 11.5 GB. * Witness Printer took 67.40 ms. Allocated memory is still 1.2 GB. Free memory was 952.4 MB in the beginning and 945.8 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 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[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...