./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/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 4dddb731074a9a249891d6adbc7c778d25efe28d ..................................................................................................................................................................................................................................................... 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_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/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 4dddb731074a9a249891d6adbc7c778d25efe28d ............................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:45:47,925 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:45:47,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:45:47,932 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:45:47,932 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:45:47,933 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:45:47,933 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:45:47,935 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:45:47,936 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:45:47,936 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:45:47,937 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:45:47,937 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:45:47,938 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:45:47,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:45:47,939 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:45:47,939 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:45:47,940 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:45:47,941 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:45:47,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:45:47,944 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:45:47,944 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:45:47,945 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:45:47,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:45:47,947 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:45:47,947 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:45:47,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:45:47,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:45:47,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:45:47,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:45:47,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:45:47,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:45:47,950 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:45:47,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:45:47,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:45:47,951 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:45:47,952 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:45:47,952 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:45:47,962 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:45:47,962 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:45:47,963 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:45:47,963 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:45:47,963 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:45:47,964 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:45:47,964 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:45:47,964 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:45:47,964 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:45:47,964 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:45:47,964 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:45:47,964 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:45:47,965 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:45:47,965 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:45:47,965 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:45:47,965 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:45:47,965 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:45:47,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:45:47,965 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:45:47,966 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:45:47,966 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:45:47,966 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:45:47,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:45:47,966 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:45:47,966 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:45:47,967 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:45:47,967 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:45:47,967 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:45:47,967 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:45:47,967 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_0ef62e1c-f451-4559-a378-c726e32b8b7a/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 -> 4dddb731074a9a249891d6adbc7c778d25efe28d [2018-11-18 13:45:47,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:45:47,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:45:48,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:45:48,003 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:45:48,003 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:45:48,004 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-18 13:45:48,043 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/5babf36ed/b87fa7d56ef74147bade09218c9a5d1c/FLAG06d9452cd [2018-11-18 13:45:48,453 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:45:48,454 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-18 13:45:48,460 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/5babf36ed/b87fa7d56ef74147bade09218c9a5d1c/FLAG06d9452cd [2018-11-18 13:45:48,470 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/5babf36ed/b87fa7d56ef74147bade09218c9a5d1c [2018-11-18 13:45:48,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:45:48,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:45:48,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:45:48,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:45:48,476 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:45:48,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33092fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48, skipping insertion in model container [2018-11-18 13:45:48,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:45:48,507 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:45:48,650 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:45:48,652 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:45:48,680 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:45:48,737 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:45:48,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48 WrapperNode [2018-11-18 13:45:48,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:45:48,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:45:48,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:45:48,739 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:45:48,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:45:48,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:45:48,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:45:48,774 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:45:48,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... [2018-11-18 13:45:48,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:45:48,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:45:48,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:45:48,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:45:48,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:45:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 13:45:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:45:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 13:45:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:45:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:45:48,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:45:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:45:48,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:45:49,204 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:45:49,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:49 BoogieIcfgContainer [2018-11-18 13:45:49,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:45:49,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:45:49,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:45:49,211 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:45:49,211 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:49" (1/1) ... [2018-11-18 13:45:49,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:45:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-18 13:45:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-18 13:45:49,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 13:45:49,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:49,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-18 13:45:49,322 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-18 13:45:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 13:45:49,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:49,409 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 13:45:49,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:45:49 ImpRootNode [2018-11-18 13:45:49,434 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:45:49,434 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:45:49,434 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:45:49,434 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:45:49,435 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:49" (3/4) ... [2018-11-18 13:45:49,437 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:45:49,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:45:49,438 INFO L168 Benchmark]: Toolchain (without parser) took 966.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -121.3 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,439 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:45:49,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -198.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,441 INFO L168 Benchmark]: Boogie Preprocessor took 21.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,441 INFO L168 Benchmark]: RCFGBuilder took 408.74 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: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,442 INFO L168 Benchmark]: CodeCheck took 229.06 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: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,442 INFO L168 Benchmark]: Witness Printer took 3.40 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:49,445 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, 58 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: 233]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of someUnaryDOUBLEoperation at line 147, overapproximation of bitwiseAnd at line 161, overapproximation of someUnaryFLOAToperation at line 145, overapproximation of someBinaryArithmeticFLOAToperation at line 164. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L60] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L143-L151] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L228] float x = -1.0f / 0.0f; [L229] CALL, EXPR __ieee754_asinf(x) [L154] float t, w, p, q, c, r, s; [L155] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L157] FCALL ieee_float_shape_type gf_u; [L158] FCALL gf_u.value = (x) [L159] EXPR, FCALL gf_u.word [L159] (hx) = gf_u.word [L160] COND FALSE !(0) VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L161] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L162] COND TRUE ix == 0x3f800000 [L164] RET return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L229] EXPR __ieee754_asinf(x) [L229] float res = __ieee754_asinf(x); [L232] CALL, EXPR isnan_float(res) [L58] RET return x != x; [L232] EXPR isnan_float(res) [L232] COND TRUE !isnan_float(res) [L233] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -198.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 408.74 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: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. * CodeCheck took 229.06 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: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.40 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 13:45:50,824 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:45:50,825 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:45:50,833 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:45:50,833 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:45:50,834 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:45:50,835 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:45:50,836 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:45:50,837 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:45:50,837 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:45:50,838 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:45:50,838 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:45:50,839 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:45:50,839 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:45:50,840 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:45:50,841 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:45:50,841 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:45:50,842 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:45:50,844 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:45:50,845 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:45:50,845 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:45:50,846 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:45:50,848 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:45:50,848 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:45:50,848 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:45:50,849 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:45:50,849 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:45:50,850 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:45:50,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:45:50,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:45:50,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:45:50,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:45:50,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:45:50,853 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:45:50,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:45:50,854 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:45:50,854 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 13:45:50,864 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:45:50,864 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:45:50,865 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:45:50,865 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:45:50,865 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:45:50,865 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:45:50,866 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:45:50,866 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:45:50,867 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:45:50,867 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:45:50,867 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:45:50,867 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:45:50,867 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:45:50,867 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:45:50,867 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:45:50,868 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:45:50,868 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:45:50,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:45:50,868 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:45:50,868 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:45:50,868 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:45:50,868 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 13:45:50,869 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 13:45:50,869 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:45:50,869 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:45:50,869 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:45:50,869 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_0ef62e1c-f451-4559-a378-c726e32b8b7a/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 -> 4dddb731074a9a249891d6adbc7c778d25efe28d [2018-11-18 13:45:50,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:45:50,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:45:50,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:45:50,912 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:45:50,912 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:45:50,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-18 13:45:50,956 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/02d9caf81/48ba97b5d14b43538d7afe417603ea7c/FLAG710c4d959 [2018-11-18 13:45:51,288 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:45:51,289 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/sv-benchmarks/c/float-newlib/float_req_bl_0250b_true-unreach-call.c [2018-11-18 13:45:51,293 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/02d9caf81/48ba97b5d14b43538d7afe417603ea7c/FLAG710c4d959 [2018-11-18 13:45:51,713 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/data/02d9caf81/48ba97b5d14b43538d7afe417603ea7c [2018-11-18 13:45:51,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:45:51,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:45:51,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:45:51,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:45:51,719 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:45:51,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:51,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2767ada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51, skipping insertion in model container [2018-11-18 13:45:51,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:51,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:45:51,747 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:45:51,909 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:45:51,912 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:45:51,950 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:45:51,972 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:45:51,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51 WrapperNode [2018-11-18 13:45:51,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:45:51,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:45:51,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:45:51,974 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:45:51,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:51,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:45:52,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:45:52,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:45:52,013 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:45:52,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... [2018-11-18 13:45:52,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:45:52,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:45:52,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:45:52,079 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:45:52,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:45:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 13:45:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:45:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 13:45:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:45:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:45:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 13:45:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 13:45:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:45:52,264 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:46:03,028 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:46:47,524 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:46:47,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:47 BoogieIcfgContainer [2018-11-18 13:46:47,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:46:47,525 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:46:47,525 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:46:47,533 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:46:47,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:47" (1/1) ... [2018-11-18 13:46:47,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:47,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-18 13:46:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-18 13:46:47,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 13:46:47,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:47,598 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 13:46:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:47,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:46:47,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-18 13:46:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-18 13:46:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 13:46:47,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:47,641 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 13:46:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:47,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:46:47,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-11-18 13:46:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-11-18 13:46:48,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 13:46:48,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:48,393 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 13:46:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:48,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:46:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:47:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:13,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-11-18 13:47:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-11-18 13:47:13,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 13:47:13,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:13,856 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 13:47:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:14,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:47:14,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:47:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-18 13:47:15,047 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-18 13:47:15,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:47:15,047 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 13:47:15,054 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:47:15,086 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 13:47:15,089 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,090 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,090 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,090 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,091 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,091 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,091 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,091 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,096 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,099 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:47:15,099 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-18 13:47:15,100 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,100 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,100 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,100 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:47:15 ImpRootNode [2018-11-18 13:47:15,101 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:47:15,101 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:47:15,101 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:47:15,102 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:47:15,102 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:47" (3/4) ... [2018-11-18 13:47:15,105 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:47:15,114 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-11-18 13:47:15,114 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 13:47:15,115 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 13:47:15,134 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) [2018-11-18 13:47:15,171 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0ef62e1c-f451-4559-a378-c726e32b8b7a/bin-2019/ukojak/witness.graphml [2018-11-18 13:47:15,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:47:15,172 INFO L168 Benchmark]: Toolchain (without parser) took 83456.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 949.7 MB in the beginning and 962.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 123.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:15,173 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:47:15,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.10 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:15,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.99 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:47:15,173 INFO L168 Benchmark]: Boogie Preprocessor took 66.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -196.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:15,174 INFO L168 Benchmark]: RCFGBuilder took 55445.75 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: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:15,174 INFO L168 Benchmark]: CodeCheck took 27576.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 968.7 MB in the end (delta: 104.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:15,174 INFO L168 Benchmark]: Witness Printer took 69.64 ms. Allocated memory is still 1.2 GB. Free memory was 968.7 MB in the beginning and 962.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:47:15,175 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, 58 locations, 1 error locations. SAFE Result, 27.5s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 142 SDtfs, 48 SDslu, 32 SDs, 0 SdLazy, 230 SolverSat, 66 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 47.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 262 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 3 QuantifiedInterpolants, 2060 SizeOfPredicates, 17 NumberOfNonLiveVariables, 177 ConjunctsInSsa, 24 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: 233]: 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: 153]: Loop Invariant [2018-11-18 13:47:15,176 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,181 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,182 WARN L387 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~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant [2018-11-18 13:47:15,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,183 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 13:47:15,183 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 257.10 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.99 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -196.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 55445.75 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: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 11.5 GB. * CodeCheck took 27576.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 968.7 MB in the end (delta: 104.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 11.5 GB. * Witness Printer took 69.64 ms. Allocated memory is still 1.2 GB. Free memory was 968.7 MB in the beginning and 962.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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...