./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_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_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/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 2da48247b776e6180d2b605d662157645a3da524 .............................................................................................................................................................................................................................................. 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_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/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 2da48247b776e6180d2b605d662157645a3da524 .................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:33:21,960 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:33:21,961 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:33:21,967 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:33:21,967 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:33:21,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:33:21,968 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:33:21,969 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:33:21,970 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:33:21,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:33:21,971 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:33:21,971 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:33:21,971 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:33:21,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:33:21,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:33:21,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:33:21,973 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:33:21,974 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:33:21,975 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:33:21,976 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:33:21,976 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:33:21,977 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:33:21,978 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:33:21,978 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:33:21,978 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:33:21,979 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:33:21,979 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:33:21,980 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:33:21,980 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:33:21,981 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:33:21,981 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:33:21,981 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:33:21,981 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:33:21,981 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:33:21,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:33:21,982 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:33:21,982 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 01:33:21,990 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:33:21,990 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:33:21,990 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:33:21,991 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:33:21,991 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:33:21,991 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:33:21,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:33:21,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:33:21,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:33:21,991 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:33:21,992 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:33:21,992 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:33:21,992 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:33:21,993 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:33:21,993 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:33:21,993 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_53626450-a00c-42fb-a4ad-f8d89fcc80c0/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 -> 2da48247b776e6180d2b605d662157645a3da524 [2018-12-02 01:33:22,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:33:22,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:33:22,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:33:22,025 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:33:22,025 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:33:22,026 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-02 01:33:22,064 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/187a11e7f/402e0cefcbe94a93878074ec1a46cf27/FLAG9ff142850 [2018-12-02 01:33:22,451 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:33:22,451 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-02 01:33:22,455 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/187a11e7f/402e0cefcbe94a93878074ec1a46cf27/FLAG9ff142850 [2018-12-02 01:33:22,463 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/187a11e7f/402e0cefcbe94a93878074ec1a46cf27 [2018-12-02 01:33:22,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:33:22,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:33:22,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:33:22,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:33:22,468 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:33:22,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,470 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 02.12 01:33:22, skipping insertion in model container [2018-12-02 01:33:22,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:33:22,488 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:33:22,596 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:33:22,598 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:33:22,623 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:33:22,668 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:33:22,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22 WrapperNode [2018-12-02 01:33:22,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:33:22,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:33:22,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:33:22,669 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:33:22,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:33:22,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:33:22,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:33:22,697 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:33:22,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... [2018-12-02 01:33:22,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:33:22,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:33:22,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:33:22,721 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:33:22,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:33:22,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:33:22,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:33:22,755 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-02 01:33:22,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-02 01:33:23,063 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:33:23,063 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 01:33:23,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:33:23 BoogieIcfgContainer [2018-12-02 01:33:23,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:33:23,064 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:33:23,064 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:33:23,070 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:33:23,071 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:33:23" (1/1) ... [2018-12-02 01:33:23,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:33:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:33:23,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-12-02 01:33:23,099 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-12-02 01:33:23,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 01:33:23,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:33:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:33:23,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:33:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:33:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-02 01:33:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-02 01:33:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 01:33:23,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:33:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:33:23,248 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 01:33:23,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:33:23 ImpRootNode [2018-12-02 01:33:23,268 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:33:23,268 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:33:23,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:33:23,268 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:33:23,268 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:33:23" (3/4) ... [2018-12-02 01:33:23,271 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 01:33:23,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:33:23,271 INFO L168 Benchmark]: Toolchain (without parser) took 805.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -106.9 MB). Peak memory consumption was 42.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:23,272 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. [2018-12-02 01:33:23,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:23,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:23,273 INFO L168 Benchmark]: Boogie Preprocessor took 23.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:33:23,274 INFO L168 Benchmark]: RCFGBuilder took 343.23 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:23,274 INFO L168 Benchmark]: CodeCheck took 203.69 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: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:33:23,274 INFO L168 Benchmark]: Witness Printer took 3.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:33:23,276 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, 54 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 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: 173]: 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; [L168] float x = -1.0f / 0.0f; [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, 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=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, 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] [L169] float res = __ieee754_acosf(x); [L13] return x != x; [L172] COND TRUE !isnan_float(res) [L173] __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 201.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.41 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 343.23 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * CodeCheck took 203.69 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: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:33:24,713 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:33:24,714 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:33:24,720 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:33:24,721 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:33:24,721 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:33:24,722 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:33:24,723 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:33:24,723 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:33:24,724 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:33:24,724 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:33:24,724 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:33:24,725 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:33:24,725 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:33:24,726 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:33:24,727 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:33:24,727 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:33:24,728 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:33:24,730 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:33:24,730 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:33:24,731 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:33:24,731 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:33:24,732 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:33:24,733 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:33:24,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:33:24,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:33:24,733 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:33:24,734 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:33:24,734 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:33:24,735 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:33:24,735 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:33:24,736 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:33:24,736 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:33:24,736 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:33:24,737 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:33:24,737 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:33:24,737 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 01:33:24,748 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:33:24,748 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:33:24,749 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:33:24,749 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:33:24,749 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:33:24,749 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:33:24,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:33:24,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:33:24,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:33:24,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:33:24,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:33:24,750 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:33:24,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:33:24,752 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:33:24,752 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:33:24,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:33:24,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:33:24,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:33:24,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:33:24,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:33:24,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:33:24,753 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 01:33:24,753 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 01:33:24,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:33:24,753 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:33:24,754 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:33:24,754 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_53626450-a00c-42fb-a4ad-f8d89fcc80c0/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 -> 2da48247b776e6180d2b605d662157645a3da524 [2018-12-02 01:33:24,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:33:24,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:33:24,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:33:24,791 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:33:24,792 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:33:24,792 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-02 01:33:24,838 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/8b6570ff7/2fbfc34219fd45b3ade828147dbf286b/FLAGb0628ee87 [2018-12-02 01:33:25,149 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:33:25,149 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/sv-benchmarks/c/float-newlib/float_req_bl_0490b_true-unreach-call.c [2018-12-02 01:33:25,155 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/8b6570ff7/2fbfc34219fd45b3ade828147dbf286b/FLAGb0628ee87 [2018-12-02 01:33:25,163 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/data/8b6570ff7/2fbfc34219fd45b3ade828147dbf286b [2018-12-02 01:33:25,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:33:25,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:33:25,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:33:25,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:33:25,168 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:33:25,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736e3ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25, skipping insertion in model container [2018-12-02 01:33:25,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:33:25,187 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:33:25,302 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:33:25,306 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:33:25,335 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:33:25,350 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:33:25,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25 WrapperNode [2018-12-02 01:33:25,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:33:25,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:33:25,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:33:25,351 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:33:25,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:33:25,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:33:25,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:33:25,421 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:33:25,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... [2018-12-02 01:33:25,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:33:25,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:33:25,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:33:25,449 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:33:25,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:33:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:33:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 01:33:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:33:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-02 01:33:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-02 01:33:25,601 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:33:59,928 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:33:59,965 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:34:42,457 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:34:42,457 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-02 01:34:42,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:34:42 BoogieIcfgContainer [2018-12-02 01:34:42,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:34:42,458 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:34:42,458 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:34:42,464 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:34:42,464 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:34:42" (1/1) ... [2018-12-02 01:34:42,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:34:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:34:42,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-12-02 01:34:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-12-02 01:34:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 01:34:42,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:34:42,525 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 01:34:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:34:42,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:34:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:34:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:34:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-02 01:34:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-02 01:34:42,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 01:34:42,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:34:42,559 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 01:34:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:34:42,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:34:42,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:34:42,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:34:42,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-02 01:34:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-02 01:34:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 01:34:42,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:34:42,712 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 01:34:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:34:43,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:34:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:35:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:35:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-12-02 01:35:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-12-02 01:35:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:35:38,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:35:38,676 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 01:35:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:35:38,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:35:38,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:35:39,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:35:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-12-02 01:35:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-12-02 01:35:39,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 01:35:39,559 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-02 01:35:39,566 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 01:35:39,608 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 01:35:39,611 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 01:35:39,614 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,618 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-02 01:35:39,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,618 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,620 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,621 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,621 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,621 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:35:39 ImpRootNode [2018-12-02 01:35:39,624 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:35:39,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:35:39,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:35:39,624 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:35:39,625 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:34:42" (3/4) ... [2018-12-02 01:35:39,628 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 01:35:39,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-12-02 01:35:39,636 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-12-02 01:35:39,637 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 01:35:39,637 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 01:35:39,656 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) [2018-12-02 01:35:39,688 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_53626450-a00c-42fb-a4ad-f8d89fcc80c0/bin-2019/ukojak/witness.graphml [2018-12-02 01:35:39,688 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:35:39,689 INFO L168 Benchmark]: Toolchain (without parser) took 134523.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 943.4 MB in the beginning and 979.7 MB in the end (delta: -36.4 MB). Peak memory consumption was 124.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:35:39,690 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:35:39,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.62 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. [2018-12-02 01:35:39,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -221.8 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-12-02 01:35:39,691 INFO L168 Benchmark]: Boogie Preprocessor took 28.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:35:39,691 INFO L168 Benchmark]: RCFGBuilder took 77008.16 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: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. [2018-12-02 01:35:39,691 INFO L168 Benchmark]: CodeCheck took 57166.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.4 MB in the end (delta: 95.6 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:35:39,691 INFO L168 Benchmark]: Witness Printer took 64.07 ms. Allocated memory is still 1.2 GB. Free memory was 993.4 MB in the beginning and 979.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:35:39,693 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, 54 locations, 1 error locations. SAFE Result, 57.0s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 138 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 230 SolverSat, 62 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 103.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 3 QuantifiedInterpolants, 1963 SizeOfPredicates, 18 NumberOfNonLiveVariables, 170 ConjunctsInSsa, 27 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: 173]: 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 [2018-12-02 01:35:39,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 93]: Loop Invariant [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,696 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,696 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,696 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,696 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,696 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,696 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 01:35:39,697 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.62 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 68.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -221.8 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.65 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 77008.16 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: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. * CodeCheck took 57166.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.4 MB in the end (delta: 95.6 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. * Witness Printer took 64.07 ms. Allocated memory is still 1.2 GB. Free memory was 993.4 MB in the beginning and 979.7 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 ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...