./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_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_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/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 dbf0066fcab2564f09db3071e2285821ebfe13e2 .......................................................................................................................................................................................................................................................... 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_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/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 dbf0066fcab2564f09db3071e2285821ebfe13e2 ................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:38:17,850 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:38:17,851 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:38:17,856 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:38:17,857 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:38:17,857 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:38:17,858 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:38:17,859 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:38:17,860 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:38:17,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:38:17,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:38:17,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:38:17,861 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:38:17,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:38:17,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:38:17,862 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:38:17,863 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:38:17,864 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:38:17,865 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:38:17,865 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:38:17,866 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:38:17,866 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:38:17,867 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:38:17,868 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:38:17,868 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:38:17,868 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:38:17,869 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:38:17,869 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:38:17,869 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:38:17,870 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:38:17,870 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:38:17,870 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:38:17,871 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:38:17,871 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:38:17,871 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:38:17,871 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:38:17,872 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 17:38:17,879 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:38:17,879 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:38:17,879 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:38:17,879 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:38:17,880 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:38:17,880 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:38:17,880 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:38:17,881 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:38:17,881 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:38:17,881 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:38:17,881 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:38:17,882 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 17:38:17,882 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:38:17,882 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:38:17,882 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_99aa154e-7d88-4f68-a11d-e29c90d51603/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 -> dbf0066fcab2564f09db3071e2285821ebfe13e2 [2018-12-09 17:38:17,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:38:17,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:38:17,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:38:17,909 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:38:17,909 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:38:17,909 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-09 17:38:17,943 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/31d204399/8129c50e9b1f47a4ba90f48127b271a1/FLAG2e06aa537 [2018-12-09 17:38:18,413 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:38:18,413 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-09 17:38:18,418 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/31d204399/8129c50e9b1f47a4ba90f48127b271a1/FLAG2e06aa537 [2018-12-09 17:38:18,427 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/31d204399/8129c50e9b1f47a4ba90f48127b271a1 [2018-12-09 17:38:18,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:38:18,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:38:18,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:38:18,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:38:18,432 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:38:18,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,434 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 09.12 05:38:18, skipping insertion in model container [2018-12-09 17:38:18,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:38:18,453 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:38:18,567 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:38:18,570 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:38:18,600 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:38:18,646 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:38:18,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18 WrapperNode [2018-12-09 17:38:18,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:38:18,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:38:18,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:38:18,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:38:18,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:38:18,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:38:18,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:38:18,676 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:38:18,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... [2018-12-09 17:38:18,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:38:18,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:38:18,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:38:18,700 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:38:18,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/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 [2018-12-09 17:38:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 17:38:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 17:38:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 17:38:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:38:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:38:18,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:38:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 17:38:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:38:19,177 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:38:19,177 INFO L280 CfgBuilder]: Removed 28 assue(true) statements. [2018-12-09 17:38:19,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:38:19 BoogieIcfgContainer [2018-12-09 17:38:19,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:38:19,178 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:38:19,178 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:38:19,184 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:38:19,184 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:38:19" (1/1) ... [2018-12-09 17:38:19,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:38:19,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:38:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-12-09 17:38:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-12-09 17:38:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 17:38:19,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:38:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:38:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:38:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:38:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-12-09 17:38:19,285 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-12-09 17:38:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 17:38:19,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:38:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:38:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:38:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:38:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:38:19,366 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 17:38:19,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:38:19 ImpRootNode [2018-12-09 17:38:19,387 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:38:19,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:38:19,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:38:19,388 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:38:19,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:38:19" (3/4) ... [2018-12-09 17:38:19,390 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 17:38:19,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:38:19,391 INFO L168 Benchmark]: Toolchain (without parser) took 962.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.1 MB in the beginning and 978.7 MB in the end (delta: -21.6 MB). Peak memory consumption was 72.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,392 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:38:19,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,393 INFO L168 Benchmark]: Boogie Preprocessor took 22.90 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,394 INFO L168 Benchmark]: RCFGBuilder took 478.07 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: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,394 INFO L168 Benchmark]: CodeCheck took 209.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 978.7 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:38:19,394 INFO L168 Benchmark]: Witness Printer took 3.35 ms. Allocated memory is still 1.1 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:38:19,396 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 71 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, 62 GetRequests, 62 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 240]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 148, overapproximation of bitwiseAnd at line 166, overapproximation of someBinaryArithmeticDOUBLEoperation at line 183, overapproximation of someBinaryDOUBLEComparisonOperation at line 239. Possible FailurePath: [L16] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L142-L156] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; [L235] double x = 0.0; [L159] double t, w, p, q, c, r, s; [L160] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L162] ieee_double_shape_type gh_u; [L163] gh_u.value = (x) [L164] EXPR gh_u.parts.msw [L164] (hx) = gh_u.parts.msw [L166] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L167] COND FALSE !(ix >= 0x3ff00000) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L178] COND TRUE ix < 0x3fe00000 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L179] COND FALSE !(ix < 0x3e400000) [L183] t = x * x [L184-L187] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L188-L189] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L190] w = p / q [L191] return x + x * w; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L236] double res = __ieee754_asin(x); [L239] COND TRUE res != x VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 216.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.4 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.90 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 478.07 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: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 11.5 GB. * CodeCheck took 209.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 978.7 MB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.35 ms. Allocated memory is still 1.1 GB. Free memory is still 978.7 MB. 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 [2018-12-09 17:38:20,822 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:38:20,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:38:20,829 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:38:20,829 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:38:20,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:38:20,830 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:38:20,831 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:38:20,832 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:38:20,832 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:38:20,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:38:20,833 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:38:20,833 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:38:20,834 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:38:20,834 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:38:20,835 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:38:20,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:38:20,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:38:20,837 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:38:20,837 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:38:20,838 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:38:20,839 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:38:20,840 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:38:20,840 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:38:20,840 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:38:20,840 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:38:20,841 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:38:20,841 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:38:20,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:38:20,842 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:38:20,842 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:38:20,843 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:38:20,843 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:38:20,843 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:38:20,844 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:38:20,844 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:38:20,844 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 17:38:20,851 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:38:20,852 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:38:20,852 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:38:20,852 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:38:20,853 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:38:20,853 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:38:20,853 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:38:20,853 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:38:20,853 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:38:20,853 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:38:20,853 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:38:20,853 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:38:20,854 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:38:20,854 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:38:20,855 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:38:20,855 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:38:20,855 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:38:20,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:38:20,855 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:38:20,855 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:38:20,855 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:38:20,856 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 17:38:20,856 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 17:38:20,856 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:38:20,856 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 17:38:20,856 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 17:38:20,856 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_99aa154e-7d88-4f68-a11d-e29c90d51603/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 -> dbf0066fcab2564f09db3071e2285821ebfe13e2 [2018-12-09 17:38:20,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:38:20,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:38:20,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:38:20,888 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:38:20,888 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:38:20,889 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-09 17:38:20,933 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/62dff9085/d99c0de1168449b49d49ec945c0ea79d/FLAG3c47e3761 [2018-12-09 17:38:21,357 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:38:21,358 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/sv-benchmarks/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2018-12-09 17:38:21,362 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/62dff9085/d99c0de1168449b49d49ec945c0ea79d/FLAG3c47e3761 [2018-12-09 17:38:21,371 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/data/62dff9085/d99c0de1168449b49d49ec945c0ea79d [2018-12-09 17:38:21,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:38:21,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:38:21,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:38:21,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:38:21,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:38:21,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21, skipping insertion in model container [2018-12-09 17:38:21,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:38:21,400 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:38:21,543 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:38:21,547 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:38:21,583 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:38:21,600 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:38:21,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21 WrapperNode [2018-12-09 17:38:21,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:38:21,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:38:21,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:38:21,601 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:38:21,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:38:21,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:38:21,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:38:21,668 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:38:21,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... [2018-12-09 17:38:21,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:38:21,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:38:21,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:38:21,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:38:21,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/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 [2018-12-09 17:38:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 17:38:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 17:38:21,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:38:21,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 17:38:21,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:38:21,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:38:21,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 17:38:21,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 17:38:21,855 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:38:32,214 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:38:32,233 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:39:02,211 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:39:02,227 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:39:12,705 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 17:40:00,485 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:40:00,485 INFO L280 CfgBuilder]: Removed 28 assue(true) statements. [2018-12-09 17:40:00,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:40:00 BoogieIcfgContainer [2018-12-09 17:40:00,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:40:00,486 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:40:00,486 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:40:00,494 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:40:00,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:40:00" (1/1) ... [2018-12-09 17:40:00,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:40:00,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:00,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-12-09 17:40:00,523 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-12-09 17:40:00,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 17:40:00,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:00,559 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:00,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2018-12-09 17:40:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2018-12-09 17:40:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 17:40:00,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:00,597 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:02,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:02,799 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 17:40:02,800 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 17:40:02,804 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 34 [2018-12-09 17:40:02,809 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 17:40:02,810 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 28 [2018-12-09 17:40:02,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 17:40:02,822 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-12-09 17:40:02,826 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2018-12-09 17:40:02,826 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 17:40:02,827 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:02,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 17:40:02,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-09 17:40:02,834 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:14 [2018-12-09 17:40:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:17,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:17,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2018-12-09 17:40:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2018-12-09 17:40:17,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 17:40:17,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:17,389 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:17,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:41,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2018-12-09 17:40:41,024 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2018-12-09 17:40:41,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 17:40:41,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:41,025 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:41,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:41,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:41,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2018-12-09 17:40:41,066 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2018-12-09 17:40:41,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 17:40:41,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:41,067 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:41,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2018-12-09 17:40:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2018-12-09 17:40:53,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 17:40:53,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:53,204 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:53,262 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 62 transitions. [2018-12-09 17:40:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2018-12-09 17:40:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 17:40:53,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:53,271 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:53,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:53,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:40:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:40:53,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2018-12-09 17:40:53,324 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2018-12-09 17:40:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 17:40:53,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:40:53,326 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:40:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:40:57,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 17:40:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:41:00,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:41:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2018-12-09 17:41:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-12-09 17:41:00,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 17:41:00,079 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2018-12-09 17:41:00,086 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 17:41:00,324 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 17:41:00,328 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,329 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,331 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,331 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,332 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 17:41:00,332 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 17:41:00,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:41:00 ImpRootNode [2018-12-09 17:41:00,333 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:41:00,333 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:41:00,333 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:41:00,333 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:41:00,333 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:40:00" (3/4) ... [2018-12-09 17:41:00,336 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 17:41:00,343 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-09 17:41:00,343 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 17:41:00,360 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == x && x == \result [2018-12-09 17:41:00,383 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_99aa154e-7d88-4f68-a11d-e29c90d51603/bin-2019/ukojak/witness.graphml [2018-12-09 17:41:00,383 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:41:00,384 INFO L168 Benchmark]: Toolchain (without parser) took 159010.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -86.9 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:41:00,385 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. [2018-12-09 17:41:00,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 921.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-12-09 17:41:00,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 17:41:00,385 INFO L168 Benchmark]: Boogie Preprocessor took 25.31 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. [2018-12-09 17:41:00,386 INFO L168 Benchmark]: RCFGBuilder took 98792.61 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: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2018-12-09 17:41:00,386 INFO L168 Benchmark]: CodeCheck took 59846.44 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-12-09 17:41:00,386 INFO L168 Benchmark]: Witness Printer took 50.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:41:00,388 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 71 locations, 1 error locations. SAFE Result, 59.5s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3240 SDtfs, 2016 SDslu, 960 SDs, 0 SdLazy, 5832 SolverSat, 1204 SolverUnsat, 272 SolverUnknown, 0 SolverNotchecked, 249.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1179 GetRequests, 1124 SyntacticMatches, 7 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 662 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 141 ConstructedInterpolants, 5 QuantifiedInterpolants, 7860 SizeOfPredicates, 16 NumberOfNonLiveVariables, 614 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 240]: 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: 161]: Loop Invariant [2018-12-09 17:41:00,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 17:41:00,389 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((one_asin == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) && x == x) && x == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E300) == huge_asin - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && x == \result - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 * 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 226.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 921.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -209.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.31 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 98792.61 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: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. * CodeCheck took 59846.44 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -2.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Witness Printer took 50.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 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 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...