./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/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 78ea74dfa7532b5891dcf798c387cbc67437d79b ....................................................................................................................................................................................................................................................... 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_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/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 78ea74dfa7532b5891dcf798c387cbc67437d79b ...................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:07:14,707 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:07:14,708 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:07:14,716 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:07:14,716 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:07:14,716 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:07:14,717 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:07:14,718 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:07:14,719 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:07:14,720 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:07:14,720 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:07:14,721 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:07:14,721 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:07:14,722 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:07:14,723 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:07:14,723 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:07:14,724 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:07:14,725 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:07:14,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:07:14,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:07:14,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:07:14,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:07:14,731 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:07:14,731 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:07:14,731 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:07:14,732 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:07:14,732 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:07:14,733 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:07:14,733 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:07:14,734 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:07:14,734 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:07:14,735 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:07:14,735 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:07:14,735 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:07:14,736 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:07:14,736 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:07:14,736 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:07:14,747 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:07:14,747 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:07:14,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:07:14,747 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:07:14,748 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:07:14,748 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:07:14,748 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:07:14,748 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:07:14,748 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:07:14,749 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:07:14,750 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:07:14,750 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:07:14,750 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:07:14,750 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:07:14,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:07:14,750 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:07:14,750 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:07:14,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:07:14,751 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:07:14,751 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:07:14,751 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:07:14,751 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_e71389f0-468f-4fa7-8280-209bf50f7e42/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 -> 78ea74dfa7532b5891dcf798c387cbc67437d79b [2018-11-10 04:07:14,771 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:07:14,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:07:14,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:07:14,783 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:07:14,783 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:07:14,783 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-10 04:07:14,818 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/888e6fa51/4fdab26cd4a34af0a78534fd11f4054b/FLAGc5327b8c0 [2018-11-10 04:07:15,220 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:07:15,221 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-10 04:07:15,227 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/888e6fa51/4fdab26cd4a34af0a78534fd11f4054b/FLAGc5327b8c0 [2018-11-10 04:07:15,235 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/888e6fa51/4fdab26cd4a34af0a78534fd11f4054b [2018-11-10 04:07:15,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:07:15,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:07:15,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:07:15,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:07:15,241 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:07:15,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed9819e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15, skipping insertion in model container [2018-11-10 04:07:15,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:07:15,275 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:07:15,430 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:07:15,433 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:07:15,463 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:07:15,481 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:07:15,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15 WrapperNode [2018-11-10 04:07:15,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:07:15,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:07:15,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:07:15,483 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:07:15,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:07:15,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:07:15,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:07:15,552 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:07:15,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... [2018-11-10 04:07:15,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:07:15,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:07:15,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:07:15,579 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:07:15,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:07:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 04:07:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 04:07:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:07:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 04:07:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:07:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:07:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 04:07:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:07:16,223 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:07:16,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:07:16 BoogieIcfgContainer [2018-11-10 04:07:16,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:07:16,224 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:07:16,224 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:07:16,231 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:07:16,231 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:07:16" (1/1) ... [2018-11-10 04:07:16,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:07:16,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:07:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-10 04:07:16,259 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-10 04:07:16,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:07:16,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:07:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:07:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:07:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:07:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-10 04:07:16,345 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-10 04:07:16,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 04:07:16,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:07:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:07:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:07:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:07:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:07:16,440 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 04:07:16,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:07:16 ImpRootNode [2018-11-10 04:07:16,467 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:07:16,467 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:07:16,467 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:07:16,468 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:07:16,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:07:16" (3/4) ... [2018-11-10 04:07:16,471 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:07:16,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:07:16,472 INFO L168 Benchmark]: Toolchain (without parser) took 1233.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 959.3 MB in the beginning and 1.0 GB in the end (delta: -76.0 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:07:16,473 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:07:16,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.52 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 943.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:07:16,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -205.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:07:16,474 INFO L168 Benchmark]: Boogie Preprocessor took 26.39 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:07:16,474 INFO L168 Benchmark]: RCFGBuilder took 644.91 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: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:07:16,475 INFO L168 Benchmark]: CodeCheck took 242.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:07:16,475 INFO L168 Benchmark]: Witness Printer took 3.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:07:16,478 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, 114 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 243.52 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 943.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -205.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.39 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 644.91 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: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 11.5 GB. * CodeCheck took 242.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:07:17,853 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:07:17,854 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:07:17,861 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:07:17,862 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:07:17,862 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:07:17,863 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:07:17,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:07:17,865 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:07:17,866 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:07:17,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:07:17,867 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:07:17,868 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:07:17,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:07:17,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:07:17,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:07:17,870 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:07:17,872 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:07:17,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:07:17,875 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:07:17,876 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:07:17,877 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:07:17,878 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:07:17,878 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:07:17,879 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:07:17,880 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:07:17,880 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:07:17,881 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:07:17,881 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:07:17,882 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:07:17,882 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:07:17,883 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:07:17,884 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:07:17,884 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:07:17,884 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:07:17,885 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:07:17,885 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 04:07:17,897 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:07:17,897 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:07:17,898 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:07:17,898 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:07:17,898 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:07:17,898 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:07:17,898 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:07:17,899 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:07:17,900 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:07:17,900 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:07:17,900 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:07:17,900 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:07:17,900 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:07:17,900 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:07:17,900 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:07:17,901 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:07:17,901 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:07:17,901 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_e71389f0-468f-4fa7-8280-209bf50f7e42/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 -> 78ea74dfa7532b5891dcf798c387cbc67437d79b [2018-11-10 04:07:17,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:07:17,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:07:17,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:07:17,943 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:07:17,944 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:07:17,944 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-10 04:07:17,988 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/563029260/a63d993d38e842ff8f205705a711666d/FLAG366418d58 [2018-11-10 04:07:18,326 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:07:18,327 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/sv-benchmarks/c/float-newlib/float_req_bl_0250a_true-unreach-call.c [2018-11-10 04:07:18,332 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/563029260/a63d993d38e842ff8f205705a711666d/FLAG366418d58 [2018-11-10 04:07:18,343 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/data/563029260/a63d993d38e842ff8f205705a711666d [2018-11-10 04:07:18,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:07:18,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:07:18,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:07:18,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:07:18,350 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:07:18,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cf829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18, skipping insertion in model container [2018-11-10 04:07:18,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:07:18,378 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:07:18,534 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:07:18,539 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:07:18,583 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:07:18,600 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:07:18,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18 WrapperNode [2018-11-10 04:07:18,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:07:18,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:07:18,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:07:18,601 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:07:18,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:07:18,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:07:18,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:07:18,642 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:07:18,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... [2018-11-10 04:07:18,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:07:18,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:07:18,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:07:18,676 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:07:18,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:07:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:07:18,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 04:07:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:07:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 04:07:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:07:18,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:07:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 04:07:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 04:07:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 04:07:18,934 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:18,943 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:39,906 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:39,912 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:50,053 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:50,061 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:53,455 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:07:53,459 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:08:14,764 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:08:14,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:08:14 BoogieIcfgContainer [2018-11-10 04:08:14,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:08:14,765 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:08:14,765 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:08:14,773 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:08:14,773 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:08:14" (1/1) ... [2018-11-10 04:08:14,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:08:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:08:14,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-11-10 04:08:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-11-10 04:08:14,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 04:08:14,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:08:14,847 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:08:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:08:14,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:08:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:08:14,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:08:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-10 04:08:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-10 04:08:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 04:08:14,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:08:14,897 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:08:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:08:14,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:08:15,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:08:15,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:08:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-11-10 04:08:15,690 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-11-10 04:08:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 04:08:15,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:08:15,691 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:08:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:08:16,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:08:16,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:08:42,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:08:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-11-10 04:08:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-11-10 04:08:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 04:08:42,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:08:42,586 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:08:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:08:43,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:08:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:08:43,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:08:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-10 04:08:43,807 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-10 04:08:43,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:08:43,808 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 04:08:43,815 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:08:43,851 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 04:08:43,855 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,855 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,856 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,856 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,856 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,856 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,856 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,856 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,857 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,857 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,857 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,860 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,861 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,861 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,861 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,862 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,863 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,863 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,864 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:08:43,864 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 04:08:43,864 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,864 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,865 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:08:43 ImpRootNode [2018-11-10 04:08:43,866 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:08:43,866 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:08:43,866 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:08:43,866 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:08:43,867 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:08:14" (3/4) ... [2018-11-10 04:08:43,872 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:08:43,882 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2018-11-10 04:08:43,882 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-10 04:08:43,883 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 04:08:43,883 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:08:43,904 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()))) == \result [2018-11-10 04:08:43,941 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e71389f0-468f-4fa7-8280-209bf50f7e42/bin-2019/ukojak/witness.graphml [2018-11-10 04:08:43,941 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:08:43,942 INFO L168 Benchmark]: Toolchain (without parser) took 85596.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 949.7 MB in the beginning and 952.2 MB in the end (delta: -2.5 MB). Peak memory consumption was 157.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:08:43,943 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. [2018-11-10 04:08:43,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.09 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 927.1 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:08:43,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.42 ms. Allocated memory is still 1.0 GB. Free memory is still 927.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:08:43,944 INFO L168 Benchmark]: Boogie Preprocessor took 33.84 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 921.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:08:43,944 INFO L168 Benchmark]: RCFGBuilder took 56088.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 921.8 MB in the beginning and 1.1 GB in the end (delta: -138.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:08:43,944 INFO L168 Benchmark]: CodeCheck took 29100.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 965.6 MB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:08:43,945 INFO L168 Benchmark]: Witness Printer took 75.08 ms. Allocated memory is still 1.2 GB. Free memory was 965.6 MB in the beginning and 952.2 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:08:43,946 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, 114 locations, 1 error locations. SAFE Result, 29.0s 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, 50.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 262 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 3 QuantifiedInterpolants, 1910 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 [2018-11-10 04:08:43,949 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,950 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,950 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,950 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,950 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,950 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,951 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,951 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,951 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,951 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,951 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,952 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE())), ~fp.sub~FLOAT(RoundingMode_RNE, ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0), ~Pluszero~LONGDOUBLE()))) == \result - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant [2018-11-10 04:08:43,953 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 04:08:43,954 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 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 254.09 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 927.1 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.42 ms. Allocated memory is still 1.0 GB. Free memory is still 927.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.84 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 921.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 56088.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 921.8 MB in the beginning and 1.1 GB in the end (delta: -138.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * CodeCheck took 29100.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 965.6 MB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. * Witness Printer took 75.08 ms. Allocated memory is still 1.2 GB. Free memory was 965.6 MB in the beginning and 952.2 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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 RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...