./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/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 bc7b929d20445456da87d92c4566355380c50982 ............................................................................................................................................................................................................................................................... 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_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/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 bc7b929d20445456da87d92c4566355380c50982 ....................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 15:15:33,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 15:15:33,856 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 15:15:33,862 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 15:15:33,862 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 15:15:33,862 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 15:15:33,863 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 15:15:33,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 15:15:33,864 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 15:15:33,865 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 15:15:33,865 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 15:15:33,865 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 15:15:33,866 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 15:15:33,866 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 15:15:33,867 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 15:15:33,867 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 15:15:33,867 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 15:15:33,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 15:15:33,869 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 15:15:33,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 15:15:33,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 15:15:33,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 15:15:33,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 15:15:33,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 15:15:33,872 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 15:15:33,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 15:15:33,873 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 15:15:33,874 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 15:15:33,874 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 15:15:33,875 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 15:15:33,875 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 15:15:33,875 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 15:15:33,875 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 15:15:33,875 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 15:15:33,876 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 15:15:33,876 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 15:15:33,876 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 15:15:33,883 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 15:15:33,883 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 15:15:33,884 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 15:15:33,884 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 15:15:33,884 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 15:15:33,884 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 15:15:33,884 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 15:15:33,884 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 15:15:33,885 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 15:15:33,885 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 15:15:33,886 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 15:15:33,886 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 15:15:33,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 15:15:33,887 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_feebe044-2363-416f-91fc-497a2d5bb8fe/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 -> bc7b929d20445456da87d92c4566355380c50982 [2018-12-02 15:15:33,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 15:15:33,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 15:15:33,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 15:15:33,911 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 15:15:33,911 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 15:15:33,912 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c [2018-12-02 15:15:33,944 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/f1d261e4e/de814ed5f74248bf96a809db0c5321bb/FLAGa9019b386 [2018-12-02 15:15:34,324 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 15:15:34,325 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c [2018-12-02 15:15:34,329 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/f1d261e4e/de814ed5f74248bf96a809db0c5321bb/FLAGa9019b386 [2018-12-02 15:15:34,336 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/f1d261e4e/de814ed5f74248bf96a809db0c5321bb [2018-12-02 15:15:34,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 15:15:34,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 15:15:34,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 15:15:34,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 15:15:34,341 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 15:15:34,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b3382f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34, skipping insertion in model container [2018-12-02 15:15:34,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 15:15:34,358 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 15:15:34,461 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:15:34,466 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 15:15:34,487 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:15:34,529 INFO L195 MainTranslator]: Completed translation [2018-12-02 15:15:34,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34 WrapperNode [2018-12-02 15:15:34,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 15:15:34,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 15:15:34,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 15:15:34,530 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 15:15:34,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 15:15:34,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 15:15:34,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 15:15:34,566 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 15:15:34,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 15:15:34,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 15:15:34,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 15:15:34,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 15:15:34,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 15:15:34,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 15:15:34,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 15:15:34,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 15:15:34,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 15:15:34,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 15:15:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 15:15:34,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 15:15:34,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 15:15:34,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 15:15:34,870 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 15:15:34,871 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 15:15:34,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:15:34 BoogieIcfgContainer [2018-12-02 15:15:34,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 15:15:34,872 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 15:15:34,872 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 15:15:34,881 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 15:15:34,881 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:15:34" (1/1) ... [2018-12-02 15:15:34,891 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:15:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:15:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-12-02 15:15:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-12-02 15:15:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 15:15:34,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:15:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:15:35,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:15:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:15:35,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-12-02 15:15:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-12-02 15:15:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 15:15:35,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:15:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 15:15:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 15:15:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 15:15:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 15:15:35,130 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 15:15:35,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:15:35 ImpRootNode [2018-12-02 15:15:35,157 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 15:15:35,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 15:15:35,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 15:15:35,158 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 15:15:35,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:15:34" (3/4) ... [2018-12-02 15:15:35,161 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 15:15:35,161 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 15:15:35,161 INFO L168 Benchmark]: Toolchain (without parser) took 823.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -73.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-12-02 15:15:35,162 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:15:35,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-12-02 15:15:35,163 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 15:15:35,164 INFO L168 Benchmark]: Boogie Preprocessor took 26.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:15:35,164 INFO L168 Benchmark]: RCFGBuilder took 279.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-12-02 15:15:35,165 INFO L168 Benchmark]: CodeCheck took 285.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-02 15:15:35,165 INFO L168 Benchmark]: Witness Printer took 3.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:15:35,167 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, 37 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 142]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 65. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L137] float x = 0.0f; [L54] float w, s1, s2, z; [L55] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L58] ieee_float_shape_type gf_u; [L59] gf_u.value = (x) [L60] EXPR gf_u.word [L60] (hx) = gf_u.word [L62] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L63] COND TRUE ix >= 0x50800000 [L64] COND FALSE !(((ix) > 0x7f800000L)) [L66] COND FALSE !(hx > 0) [L69] EXPR atanhi_atan[3] [L69] EXPR atanlo_atan[3] [L69] return -atanhi_atan[3] - atanlo_atan[3]; [L138] float res = atan_float(x); [L141] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L141] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L142] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 190.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 279.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * CodeCheck took 285.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.72 ms. Allocated memory is still 1.1 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 0.1.23-635dfa2 [2018-12-02 15:15:36,593 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 15:15:36,594 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 15:15:36,601 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 15:15:36,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 15:15:36,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 15:15:36,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 15:15:36,604 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 15:15:36,605 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 15:15:36,605 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 15:15:36,606 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 15:15:36,606 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 15:15:36,607 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 15:15:36,607 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 15:15:36,608 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 15:15:36,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 15:15:36,609 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 15:15:36,611 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 15:15:36,612 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 15:15:36,613 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 15:15:36,614 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 15:15:36,615 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 15:15:36,616 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 15:15:36,616 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 15:15:36,617 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 15:15:36,617 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 15:15:36,618 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 15:15:36,619 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 15:15:36,619 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 15:15:36,620 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 15:15:36,620 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 15:15:36,621 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 15:15:36,621 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 15:15:36,621 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 15:15:36,621 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 15:15:36,622 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 15:15:36,622 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 15:15:36,633 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 15:15:36,633 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 15:15:36,633 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 15:15:36,633 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 15:15:36,634 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 15:15:36,634 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 15:15:36,634 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 15:15:36,634 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 15:15:36,635 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 15:15:36,636 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 15:15:36,636 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 15:15:36,636 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 15:15:36,636 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 15:15:36,637 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 15:15:36,637 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 15:15:36,637 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 15:15:36,637 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_feebe044-2363-416f-91fc-497a2d5bb8fe/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 -> bc7b929d20445456da87d92c4566355380c50982 [2018-12-02 15:15:36,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 15:15:36,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 15:15:36,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 15:15:36,673 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 15:15:36,673 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 15:15:36,673 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c [2018-12-02 15:15:36,711 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/373ace71c/a7454653599843fea040218a350c4298/FLAG1581417c0 [2018-12-02 15:15:37,163 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 15:15:37,163 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/sv-benchmarks/c/float-newlib/float_req_bl_0620a_true-unreach-call.c [2018-12-02 15:15:37,168 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/373ace71c/a7454653599843fea040218a350c4298/FLAG1581417c0 [2018-12-02 15:15:37,179 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/data/373ace71c/a7454653599843fea040218a350c4298 [2018-12-02 15:15:37,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 15:15:37,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 15:15:37,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 15:15:37,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 15:15:37,185 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 15:15:37,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc28ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37, skipping insertion in model container [2018-12-02 15:15:37,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 15:15:37,208 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 15:15:37,329 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:15:37,335 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 15:15:37,366 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:15:37,384 INFO L195 MainTranslator]: Completed translation [2018-12-02 15:15:37,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37 WrapperNode [2018-12-02 15:15:37,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 15:15:37,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 15:15:37,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 15:15:37,385 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 15:15:37,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 15:15:37,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 15:15:37,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 15:15:37,445 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 15:15:37,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... [2018-12-02 15:15:37,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 15:15:37,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 15:15:37,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 15:15:37,472 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 15:15:37,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:15:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 15:15:37,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 15:15:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 15:15:37,652 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:15:37,670 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:15:37,846 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:15:51,765 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:17:40,586 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 15:17:40,586 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 15:17:40,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:17:40 BoogieIcfgContainer [2018-12-02 15:17:40,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 15:17:40,587 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 15:17:40,587 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 15:17:40,594 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 15:17:40,594 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:17:40" (1/1) ... [2018-12-02 15:17:40,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:17:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:17:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-12-02 15:17:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-12-02 15:17:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 15:17:40,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:17:40,658 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:17:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:17:40,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:17:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:17:40,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:17:40,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-12-02 15:17:40,703 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-12-02 15:17:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 15:17:40,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:17:40,704 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:17:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:17:40,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:17:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:17:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:17:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-02 15:17:40,945 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-02 15:17:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 15:17:40,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:17:40,947 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:17:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:17:40,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:17:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:18:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:18:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-12-02 15:18:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-12-02 15:18:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 15:18:03,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:18:03,726 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:18:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:18:04,279 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:18:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:18:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:18:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-02 15:18:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-02 15:18:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 15:18:04,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:18:04,417 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:18:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:18:04,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:18:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:18:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:18:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-12-02 15:18:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-12-02 15:18:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 15:18:04,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:18:04,452 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:18:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:18:05,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:18:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:18:05,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:18:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2018-12-02 15:18:05,923 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-02 15:18:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 15:18:05,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:18:05,924 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 15:18:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:18:05,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 15:18:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 15:18:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:18:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-02 15:18:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-02 15:18:06,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 15:18:06,624 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 15:18:06,636 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 15:18:06,758 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:18:06,760 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 15:18:06,764 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 15:18:06,764 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 15:18:06,764 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,765 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,766 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,766 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,766 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,767 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,767 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,767 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,767 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 15:18:06,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:18:06 ImpRootNode [2018-12-02 15:18:06,768 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 15:18:06,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 15:18:06,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 15:18:06,768 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 15:18:06,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:17:40" (3/4) ... [2018-12-02 15:18:06,771 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 15:18:06,777 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-02 15:18:06,778 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 15:18:06,794 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-02 15:18:06,821 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_feebe044-2363-416f-91fc-497a2d5bb8fe/bin-2019/ukojak/witness.graphml [2018-12-02 15:18:06,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 15:18:06,822 INFO L168 Benchmark]: Toolchain (without parser) took 149640.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 944.7 MB in the beginning and 796.0 MB in the end (delta: 148.7 MB). Peak memory consumption was 275.6 MB. Max. memory is 11.5 GB. [2018-12-02 15:18:06,823 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:18:06,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 15:18:06,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-02 15:18:06,824 INFO L168 Benchmark]: Boogie Preprocessor took 27.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:18:06,824 INFO L168 Benchmark]: RCFGBuilder took 123114.20 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: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2018-12-02 15:18:06,824 INFO L168 Benchmark]: CodeCheck took 26181.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 799.3 MB in the end (delta: 253.4 MB). Peak memory consumption was 253.4 MB. Max. memory is 11.5 GB. [2018-12-02 15:18:06,824 INFO L168 Benchmark]: Witness Printer took 53.02 ms. Allocated memory is still 1.2 GB. Free memory was 799.3 MB in the beginning and 796.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-12-02 15:18:06,826 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, 37 locations, 1 error locations. SAFE Result, 26.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1332 SDtfs, 598 SDslu, 404 SDs, 0 SdLazy, 2100 SolverSat, 538 SolverUnsat, 64 SolverUnknown, 0 SolverNotchecked, 106.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 693 GetRequests, 649 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 4 QuantifiedInterpolants, 4159 SizeOfPredicates, 31 NumberOfNonLiveVariables, 461 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 142]: 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: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 57]: Loop Invariant [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 15:18:06,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_atan && one_atan == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.64 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 60.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 123114.20 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: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. * CodeCheck took 26181.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 799.3 MB in the end (delta: 253.4 MB). Peak memory consumption was 253.4 MB. Max. memory is 11.5 GB. * Witness Printer took 53.02 ms. Allocated memory is still 1.2 GB. Free memory was 799.3 MB in the beginning and 796.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...