./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b_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_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/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 43a504f2a78cd97f2f59239768b095c018a8cdcb ...................................................................................................................................................................................................................................................... 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_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/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 43a504f2a78cd97f2f59239768b095c018a8cdcb ........................................................................................................................................................................................................................................................................................................................................................................... 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 08:48:56,378 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:48:56,379 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:48:56,386 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:48:56,386 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:48:56,387 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:48:56,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:48:56,389 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:48:56,390 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:48:56,391 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:48:56,391 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:48:56,392 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:48:56,392 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:48:56,393 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:48:56,394 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:48:56,394 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:48:56,395 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:48:56,396 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:48:56,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:48:56,398 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:48:56,399 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:48:56,400 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:48:56,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:48:56,402 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:48:56,402 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:48:56,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:48:56,403 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:48:56,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:48:56,404 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:48:56,405 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:48:56,405 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:48:56,406 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:48:56,406 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:48:56,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:48:56,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:48:56,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:48:56,407 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 08:48:56,418 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:48:56,418 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:48:56,418 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:48:56,419 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:48:56,419 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:48:56,419 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:48:56,419 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:48:56,420 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:48:56,421 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:48:56,421 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:48:56,421 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:48:56,421 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:48:56,421 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:48:56,421 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:48:56,422 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:48:56,422 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:48:56,422 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:48:56,422 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:48:56,422 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:48:56,422 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:48:56,423 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 08:48:56,423 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:48:56,423 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:48:56,423 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_f48d4fb6-bcf4-4266-85ae-60a4224c4204/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 -> 43a504f2a78cd97f2f59239768b095c018a8cdcb [2018-11-18 08:48:56,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:48:56,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:48:56,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:48:56,463 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:48:56,463 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:48:56,463 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b_true-unreach-call.c [2018-11-18 08:48:56,507 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/c099f98eb/db65aab62d8c4a84ba09aefea6f4a7ec/FLAG710cfa789 [2018-11-18 08:48:56,946 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:48:56,947 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/sv-benchmarks/c/float-newlib/float_req_bl_0970b_true-unreach-call.c [2018-11-18 08:48:56,952 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/c099f98eb/db65aab62d8c4a84ba09aefea6f4a7ec/FLAG710cfa789 [2018-11-18 08:48:56,963 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/c099f98eb/db65aab62d8c4a84ba09aefea6f4a7ec [2018-11-18 08:48:56,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:48:56,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:48:56,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:48:56,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:48:56,969 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:48:56,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:48:56" (1/1) ... [2018-11-18 08:48:56,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3bfeb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:56, skipping insertion in model container [2018-11-18 08:48:56,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:48:56" (1/1) ... [2018-11-18 08:48:56,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:48:56,996 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:48:57,155 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:48:57,158 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:48:57,190 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:48:57,244 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:48:57,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57 WrapperNode [2018-11-18 08:48:57,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:48:57,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:48:57,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:48:57,245 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:48:57,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:48:57,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:48:57,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:48:57,281 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:48:57,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:48:57,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:48:57,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:48:57,307 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:48:57,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/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 08:48:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 08:48:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 08:48:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 08:48:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:48:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:48:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:48:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 08:48:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:48:57,698 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:48:57,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:48:57 BoogieIcfgContainer [2018-11-18 08:48:57,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:48:57,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:48:57,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:48:57,708 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:48:57,708 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:48:57" (1/1) ... [2018-11-18 08:48:57,718 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:48:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:48:57,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2018-11-18 08:48:57,745 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2018-11-18 08:48:57,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 08:48:57,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:48:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:48:57,821 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 08:48:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:48:57,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-11-18 08:48:57,827 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-11-18 08:48:57,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 08:48:57,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:48:57,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:48:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:48:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:48:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:48:57,918 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 08:48:57,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:48:57 ImpRootNode [2018-11-18 08:48:57,944 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:48:57,945 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:48:57,945 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:48:57,945 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:48:57,945 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:48:57" (3/4) ... [2018-11-18 08:48:57,948 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 08:48:57,948 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:48:57,949 INFO L168 Benchmark]: Toolchain (without parser) took 983.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -124.3 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:57,950 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:48:57,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 958.1 MB in the beginning and 1.2 GB in the end (delta: -194.2 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:57,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.49 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 08:48:57,951 INFO L168 Benchmark]: Boogie Preprocessor took 25.47 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 08:48:57,952 INFO L168 Benchmark]: RCFGBuilder took 391.76 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: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:57,952 INFO L168 Benchmark]: CodeCheck took 245.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:48:57,953 INFO L168 Benchmark]: Witness Printer took 3.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:48:57,955 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, 44 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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: 159]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of someBinaryArithmeticFLOAToperation at line 117, overapproximation of bitwiseAnd at line 116. Possible FailurePath: [L12-L16] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L18] static const float zero_log = 0.0; [L98-L101] static const float two25_log10 = 3.3554432000e+07, ivln10_log10 = 4.3429449201e-01, log10_2hi_log10 = 3.0102920532e-01, log10_2lo_log10 = 7.9034151668e-07; [L103] static const float zero = 0.0; [L154] float x = -1.0f / 0.0f; [L155] CALL, EXPR __ieee754_log10f(x) [L106] float y, z; [L107] __int32_t i, k, hx; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L110] FCALL ieee_float_shape_type gf_u; [L111] FCALL gf_u.value = (x) [L112] EXPR, FCALL gf_u.word [L112] (hx) = gf_u.word [L113] COND FALSE !(0) VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L115] k = 0 VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L116] COND TRUE ((hx & 0x7fffffff) == 0) [L117] RET return -two25_log10 / zero; VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] [L155] EXPR __ieee754_log10f(x) [L155] float res = __ieee754_log10f(x); [L158] CALL, EXPR isnan_float(res) [L145] RET return x != x; [L158] EXPR isnan_float(res) [L158] COND TRUE !isnan_float(res) [L159] __VERIFIER_error() VAL [ivln10_log10=43429449201/100000000000, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log=33554432, two25_log10=33554432, zero=0, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 958.1 MB in the beginning and 1.2 GB in the end (delta: -194.2 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.49 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. * Boogie Preprocessor took 25.47 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. * RCFGBuilder took 391.76 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: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * CodeCheck took 245.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 08:48:59,374 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:48:59,376 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:48:59,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:48:59,384 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:48:59,385 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:48:59,386 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:48:59,387 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:48:59,388 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:48:59,389 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:48:59,390 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:48:59,390 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:48:59,390 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:48:59,391 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:48:59,392 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:48:59,392 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:48:59,393 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:48:59,394 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:48:59,395 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:48:59,396 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:48:59,397 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:48:59,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:48:59,400 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:48:59,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:48:59,400 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:48:59,401 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:48:59,401 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:48:59,402 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:48:59,402 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:48:59,403 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:48:59,403 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:48:59,404 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:48:59,404 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:48:59,404 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:48:59,404 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:48:59,405 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:48:59,405 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 08:48:59,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:48:59,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:48:59,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:48:59,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:48:59,417 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:48:59,417 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:48:59,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:48:59,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:48:59,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:48:59,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:48:59,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:48:59,419 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:48:59,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:48:59,419 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:48:59,419 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:48:59,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:48:59,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:48:59,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:48:59,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:48:59,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:48:59,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:48:59,420 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 08:48:59,420 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 08:48:59,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:48:59,420 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 08:48:59,421 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 08:48:59,421 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_f48d4fb6-bcf4-4266-85ae-60a4224c4204/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 -> 43a504f2a78cd97f2f59239768b095c018a8cdcb [2018-11-18 08:48:59,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:48:59,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:48:59,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:48:59,464 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:48:59,464 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:48:59,465 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b_true-unreach-call.c [2018-11-18 08:48:59,499 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/bd633367a/6875a0aab9cf435586a942ba0632c7fa/FLAG57cb0c22b [2018-11-18 08:48:59,892 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:48:59,893 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/sv-benchmarks/c/float-newlib/float_req_bl_0970b_true-unreach-call.c [2018-11-18 08:48:59,897 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/bd633367a/6875a0aab9cf435586a942ba0632c7fa/FLAG57cb0c22b [2018-11-18 08:48:59,907 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/data/bd633367a/6875a0aab9cf435586a942ba0632c7fa [2018-11-18 08:48:59,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:48:59,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:48:59,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:48:59,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:48:59,913 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:48:59,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:48:59" (1/1) ... [2018-11-18 08:48:59,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a4379e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:48:59, skipping insertion in model container [2018-11-18 08:48:59,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:48:59" (1/1) ... [2018-11-18 08:48:59,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:48:59,942 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:49:00,090 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:49:00,095 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:49:00,126 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:49:00,141 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:49:00,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00 WrapperNode [2018-11-18 08:49:00,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:49:00,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:49:00,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:49:00,142 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:49:00,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:49:00,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:49:00,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:49:00,219 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:49:00,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... [2018-11-18 08:49:00,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:49:00,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:49:00,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:49:00,251 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:49:00,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:49:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/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 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:49:00,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 08:49:00,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:49:26,306 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:49:26,407 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:52:44,916 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:52:44,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:44 BoogieIcfgContainer [2018-11-18 08:52:44,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:52:44,916 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:52:44,917 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:52:44,924 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:52:44,924 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:44" (1/1) ... [2018-11-18 08:52:44,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:52:44,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:52:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2018-11-18 08:52:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2018-11-18 08:52:44,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 08:52:44,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:52:44,995 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 08:52:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:52:45,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:52:45,030 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 08:52:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:52:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2018-11-18 08:52:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2018-11-18 08:52:45,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 08:52:45,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:52:45,038 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 08:52:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:52:45,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:52:45,184 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 08:52:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:52:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2018-11-18 08:52:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2018-11-18 08:52:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 08:52:46,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:52:46,919 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 08:52:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:52:47,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:52:47,231 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 08:53:06,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2018-11-18 08:53:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2018-11-18 08:53:06,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 08:53:06,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:53:06,535 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 08:53:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:53:06,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:53:06,570 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 08:53:07,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:53:07,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2018-11-18 08:53:07,486 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2018-11-18 08:53:07,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:53:07,486 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 08:53:07,492 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 08:53:07,539 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-18 08:53:07,543 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,544 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,544 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,546 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,547 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,547 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,554 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 08:53:07,555 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,555 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,555 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,555 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,555 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,556 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,556 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,556 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,558 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,558 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 08:53:07,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:53:07 ImpRootNode [2018-11-18 08:53:07,559 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:53:07,559 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:53:07,559 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:53:07,559 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:53:07,560 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:52:44" (3/4) ... [2018-11-18 08:53:07,563 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:53:07,571 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-11-18 08:53:07,571 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 08:53:07,572 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:53:07,590 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~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) [2018-11-18 08:53:07,623 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f48d4fb6-bcf4-4266-85ae-60a4224c4204/bin-2019/ukojak/witness.graphml [2018-11-18 08:53:07,623 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:53:07,624 INFO L168 Benchmark]: Toolchain (without parser) took 247714.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 949.7 MB in the beginning and 975.4 MB in the end (delta: -25.7 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:07,625 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 08:53:07,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.38 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:07,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -198.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:07,626 INFO L168 Benchmark]: Boogie Preprocessor took 31.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:53:07,626 INFO L168 Benchmark]: RCFGBuilder took 224665.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:07,626 INFO L168 Benchmark]: CodeCheck took 22642.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.2 MB in the end (delta: 89.7 MB). Peak memory consumption was 89.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:07,627 INFO L168 Benchmark]: Witness Printer took 64.36 ms. Allocated memory is still 1.2 GB. Free memory was 982.2 MB in the beginning and 975.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:53:07,628 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, 44 locations, 1 error locations. SAFE Result, 22.5s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 146 SDtfs, 68 SDslu, 64 SDs, 0 SdLazy, 186 SolverSat, 54 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 40.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 267 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 1924 SizeOfPredicates, 18 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 23 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: 159]: 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: 109]: Loop Invariant [2018-11-18 08:53:07,629 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,630 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == zero && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 105]: Loop Invariant [2018-11-18 08:53:07,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,632 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,633 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,633 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,633 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,633 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,633 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-18 08:53:07,633 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~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 * 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 231.38 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 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 76.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -198.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 224665.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. * CodeCheck took 22642.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 982.2 MB in the end (delta: 89.7 MB). Peak memory consumption was 89.7 MB. Max. memory is 11.5 GB. * Witness Printer took 64.36 ms. Allocated memory is still 1.2 GB. Free memory was 982.2 MB in the beginning and 975.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...