./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_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_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/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 11ee320e5dd60225454ae4b669c3bcedd1b28d2a ............................................................................................................................................................................................................................................................. 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_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/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 11ee320e5dd60225454ae4b669c3bcedd1b28d2a ....................................................................................................................................................................................................................................................................................................................................................................................... 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 00:55:49,353 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:55:49,354 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:55:49,360 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:55:49,360 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:55:49,361 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:55:49,361 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:55:49,362 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:55:49,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:55:49,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:55:49,364 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:55:49,364 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:55:49,364 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:55:49,365 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:55:49,365 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:55:49,366 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:55:49,366 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:55:49,367 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:55:49,368 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:55:49,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:55:49,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:55:49,370 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:55:49,371 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:55:49,371 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:55:49,371 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:55:49,371 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:55:49,372 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:55:49,372 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:55:49,373 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:55:49,373 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:55:49,373 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:55:49,374 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:55:49,374 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:55:49,374 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:55:49,374 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:55:49,375 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:55:49,375 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 00:55:49,382 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:55:49,382 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:55:49,383 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:55:49,383 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:55:49,383 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:55:49,383 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:55:49,383 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:55:49,383 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:55:49,383 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:55:49,384 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:55:49,384 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:55:49,384 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:55:49,385 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:55:49,385 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:55:49,385 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_b19aebd4-89aa-4516-8d0b-7198300b0f13/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 -> 11ee320e5dd60225454ae4b669c3bcedd1b28d2a [2018-12-02 00:55:49,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:55:49,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:55:49,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:55:49,413 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:55:49,413 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:55:49,414 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-12-02 00:55:49,453 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/18df2d6a2/c8786c1290ea453fb6036e74d8edd1e1/FLAGea6f930bb [2018-12-02 00:55:49,903 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:55:49,904 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-12-02 00:55:49,908 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/18df2d6a2/c8786c1290ea453fb6036e74d8edd1e1/FLAGea6f930bb [2018-12-02 00:55:49,915 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/18df2d6a2/c8786c1290ea453fb6036e74d8edd1e1 [2018-12-02 00:55:49,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:55:49,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:55:49,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:55:49,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:55:49,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:55:49,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:55:49" (1/1) ... [2018-12-02 00:55:49,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b53f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:49, skipping insertion in model container [2018-12-02 00:55:49,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:55:49" (1/1) ... [2018-12-02 00:55:49,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:55:49,937 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:55:50,039 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:55:50,042 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:55:50,062 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:55:50,105 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:55:50,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50 WrapperNode [2018-12-02 00:55:50,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:55:50,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:55:50,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:55:50,106 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:55:50,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:55:50,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:55:50,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:55:50,132 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:55:50,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:55:50,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:55:50,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:55:50,151 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:55:50,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/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 00:55:50,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:55:50,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 00:55:50,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:55:50,401 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:55:50,401 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 00:55:50,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:55:50 BoogieIcfgContainer [2018-12-02 00:55:50,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:55:50,402 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:55:50,402 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:55:50,412 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:55:50,412 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:55:50" (1/1) ... [2018-12-02 00:55:50,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:55:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:55:50,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-12-02 00:55:50,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-12-02 00:55:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 00:55:50,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:55:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:55:50,520 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 00:55:50,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:55:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-12-02 00:55:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-12-02 00:55:50,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 00:55:50,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:55:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:55:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:55:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:55:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 00:55:50,610 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 00:55:50,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:55:50 ImpRootNode [2018-12-02 00:55:50,631 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:55:50,631 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:55:50,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:55:50,632 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:55:50,632 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:55:50" (3/4) ... [2018-12-02 00:55:50,635 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 00:55:50,635 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:55:50,635 INFO L168 Benchmark]: Toolchain (without parser) took 718.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -59.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:55:50,636 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:55:50,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 187.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -127.0 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:55:50,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.43 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:55:50,638 INFO L168 Benchmark]: Boogie Preprocessor took 18.46 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 00:55:50,638 INFO L168 Benchmark]: RCFGBuilder took 250.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:55:50,638 INFO L168 Benchmark]: CodeCheck took 229.44 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-12-02 00:55:50,638 INFO L168 Benchmark]: Witness Printer took 3.35 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 00:55:50,640 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, 36 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 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: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of bitwiseAnd at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L117] float x = 0.0f; [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L122] __VERIFIER_error() VAL [halF_exp={5:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={2:0}, ln2LO_exp={3:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 187.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -127.0 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.43 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.46 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 250.90 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. * CodeCheck took 229.44 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: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.35 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 00:55:52,005 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:55:52,006 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:55:52,013 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:55:52,013 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:55:52,014 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:55:52,015 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:55:52,016 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:55:52,017 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:55:52,018 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:55:52,019 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:55:52,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:55:52,019 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:55:52,020 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:55:52,021 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:55:52,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:55:52,022 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:55:52,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:55:52,025 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:55:52,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:55:52,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:55:52,027 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:55:52,029 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:55:52,029 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:55:52,029 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:55:52,030 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:55:52,030 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:55:52,031 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:55:52,032 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:55:52,032 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:55:52,032 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:55:52,033 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:55:52,033 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:55:52,033 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:55:52,034 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:55:52,034 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:55:52,035 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 00:55:52,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:55:52,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:55:52,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:55:52,046 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 00:55:52,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 00:55:52,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 00:55:52,047 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 00:55:52,047 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 00:55:52,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:55:52,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:55:52,048 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 00:55:52,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:55:52,048 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 00:55:52,048 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 00:55:52,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 00:55:52,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 00:55:52,049 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 00:55:52,049 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_b19aebd4-89aa-4516-8d0b-7198300b0f13/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 -> 11ee320e5dd60225454ae4b669c3bcedd1b28d2a [2018-12-02 00:55:52,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:55:52,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:55:52,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:55:52,080 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:55:52,080 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:55:52,081 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-12-02 00:55:52,117 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/7259d5c38/6c1519ecfecc47a6805fd4a620d6bd87/FLAGde8341862 [2018-12-02 00:55:52,442 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:55:52,442 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/sv-benchmarks/c/float-newlib/float_req_bl_0832a_true-unreach-call.c [2018-12-02 00:55:52,446 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/7259d5c38/6c1519ecfecc47a6805fd4a620d6bd87/FLAGde8341862 [2018-12-02 00:55:52,848 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/data/7259d5c38/6c1519ecfecc47a6805fd4a620d6bd87 [2018-12-02 00:55:52,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:55:52,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:55:52,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:55:52,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:55:52,853 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:55:52,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:55:52" (1/1) ... [2018-12-02 00:55:52,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789ee467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:52, skipping insertion in model container [2018-12-02 00:55:52,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:55:52" (1/1) ... [2018-12-02 00:55:52,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:55:52,873 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:55:52,987 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:55:52,992 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:55:53,016 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:55:53,031 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:55:53,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53 WrapperNode [2018-12-02 00:55:53,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:55:53,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:55:53,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:55:53,032 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:55:53,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:55:53,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:55:53,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:55:53,089 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:55:53,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... [2018-12-02 00:55:53,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:55:53,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:55:53,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:55:53,111 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:55:53,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:55:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/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 00:55:53,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:55:53,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 00:55:53,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 00:55:53,252 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:55:53,271 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:56:05,809 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:56:05,828 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 00:56:59,715 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:56:59,715 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 00:56:59,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:56:59 BoogieIcfgContainer [2018-12-02 00:56:59,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:56:59,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 00:56:59,715 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 00:56:59,722 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 00:56:59,723 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:56:59" (1/1) ... [2018-12-02 00:56:59,730 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:56:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:56:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2018-12-02 00:56:59,751 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2018-12-02 00:56:59,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 00:56:59,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:56:59,784 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:56:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:56:59,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:56:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 00:56:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:56:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-12-02 00:56:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-12-02 00:56:59,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 00:56:59,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:56:59,830 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:56:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:56:59,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:56:59,903 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 00:57:00,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2018-12-02 00:57:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2018-12-02 00:57:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 00:57:00,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:00,057 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:00,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:00,112 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 00:57:00,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:00,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2018-12-02 00:57:00,348 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2018-12-02 00:57:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 00:57:00,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:00,349 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:00,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:00,397 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 00:57:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2018-12-02 00:57:00,602 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2018-12-02 00:57:00,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 00:57:00,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:00,603 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:00,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:00,645 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 00:57:00,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-12-02 00:57:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-12-02 00:57:00,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 00:57:00,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:00,953 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:01,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:01,095 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 00:57:23,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:23,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2018-12-02 00:57:23,568 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2018-12-02 00:57:23,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 00:57:23,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:23,570 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:24,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:24,064 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 00:57:30,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:30,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-12-02 00:57:30,358 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-12-02 00:57:30,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 00:57:30,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:30,359 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:30,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:30,764 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 00:57:30,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-12-02 00:57:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-12-02 00:57:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 00:57:30,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 00:57:30,784 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 00:57:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:57:31,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 00:57:31,251 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 00:57:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 00:57:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-12-02 00:57:32,666 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-12-02 00:57:32,666 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:57:32,666 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-12-02 00:57:32,672 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 00:57:32,803 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 00:57:32,807 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,808 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,808 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,808 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,811 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 00:57:32,812 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 00:57:32,812 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,812 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,812 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,813 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,813 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,813 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:57:32 ImpRootNode [2018-12-02 00:57:32,814 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 00:57:32,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:57:32,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:57:32,814 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:57:32,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:56:59" (3/4) ... [2018-12-02 00:57:32,817 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:57:32,824 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 00:57:32,824 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 00:57:32,842 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.add~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == \result [2018-12-02 00:57:32,869 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b19aebd4-89aa-4516-8d0b-7198300b0f13/bin-2019/ukojak/witness.graphml [2018-12-02 00:57:32,869 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:57:32,870 INFO L168 Benchmark]: Toolchain (without parser) took 100019.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -92.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,871 INFO L168 Benchmark]: CDTParser took 0.12 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 00:57:32,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.71 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,871 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,871 INFO L168 Benchmark]: Boogie Preprocessor took 21.57 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,872 INFO L168 Benchmark]: RCFGBuilder took 66604.49 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,872 INFO L168 Benchmark]: CodeCheck took 33098.21 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -4.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,872 INFO L168 Benchmark]: Witness Printer took 55.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-12-02 00:57:32,874 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, 36 locations, 1 error locations. SAFE Result, 32.9s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4976 SDtfs, 1596 SDslu, 648 SDs, 0 SdLazy, 6220 SolverSat, 1616 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 106.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 929 GetRequests, 878 SyntacticMatches, 3 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 668 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 95 ConstructedInterpolants, 14 QuantifiedInterpolants, 9387 SizeOfPredicates, 40 NumberOfNonLiveVariables, 490 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 122]: 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: 41]: Loop Invariant [2018-12-02 00:57:32,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) == one_exp && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant [2018-12-02 00:57:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 00:57:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.add~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == \result * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 180.71 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 56.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -187.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.57 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 66604.49 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * CodeCheck took 33098.21 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -4.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Witness Printer took 55.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...