./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_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_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/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 788527977e7ebd7aa0a832758f41b65d3cbd270a .................................................................................................................................................................................................................................. 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_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/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 788527977e7ebd7aa0a832758f41b65d3cbd270a ................................................................................................................................................................................................................................................................................................................................................... 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 20:15:46,666 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:15:46,666 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:15:46,672 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:15:46,672 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:15:46,673 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:15:46,673 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:15:46,674 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:15:46,675 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:15:46,675 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:15:46,676 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:15:46,676 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:15:46,676 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:15:46,677 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:15:46,677 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:15:46,678 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:15:46,678 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:15:46,679 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:15:46,680 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:15:46,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:15:46,681 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:15:46,681 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:15:46,683 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:15:46,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:15:46,683 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:15:46,683 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:15:46,684 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:15:46,684 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:15:46,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:15:46,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:15:46,685 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:15:46,685 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:15:46,685 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:15:46,686 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:15:46,686 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:15:46,686 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:15:46,686 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 20:15:46,694 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:15:46,694 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:15:46,694 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:15:46,694 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 20:15:46,695 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:15:46,695 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:15:46,695 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:15:46,696 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 20:15:46,696 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 20:15:46,696 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:15:46,696 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:15:46,697 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:15:46,697 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 20:15:46,697 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:15:46,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 20:15:46,697 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_46d521c9-9c8f-4b74-8a56-6f089ec77da3/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-12-02 20:15:46,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:15:46,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:15:46,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:15:46,723 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:15:46,723 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:15:46,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-02 20:15:46,756 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/96a702f0a/b261ef56f13149e6829c99d10e554fdb/FLAG7833db423 [2018-12-02 20:15:47,177 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:15:47,177 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-02 20:15:47,181 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/96a702f0a/b261ef56f13149e6829c99d10e554fdb/FLAG7833db423 [2018-12-02 20:15:47,189 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/96a702f0a/b261ef56f13149e6829c99d10e554fdb [2018-12-02 20:15:47,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:15:47,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:15:47,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:15:47,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:15:47,196 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:15:47,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e1e261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47, skipping insertion in model container [2018-12-02 20:15:47,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:15:47,220 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:15:47,337 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:15:47,339 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:15:47,363 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:15:47,406 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:15:47,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47 WrapperNode [2018-12-02 20:15:47,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:15:47,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:15:47,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:15:47,407 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:15:47,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:15:47,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:15:47,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:15:47,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:15:47,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:15:47,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:15:47,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:15:47,453 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:15:47,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/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 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:15:47,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 20:15:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:15:47,907 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:15:47,907 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 20:15:47,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:47 BoogieIcfgContainer [2018-12-02 20:15:47,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:15:47,908 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 20:15:47,908 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 20:15:47,918 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 20:15:47,918 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:47" (1/1) ... [2018-12-02 20:15:47,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:15:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:15:47,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2018-12-02 20:15:47,954 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2018-12-02 20:15:47,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 20:15:47,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:15:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:15:48,032 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 20:15:48,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:15:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-12-02 20:15:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-12-02 20:15:48,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 20:15:48,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:15:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:15:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:15:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:15:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:15:48,116 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 20:15:48,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:15:48 ImpRootNode [2018-12-02 20:15:48,135 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 20:15:48,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:15:48,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:15:48,135 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:15:48,135 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:47" (3/4) ... [2018-12-02 20:15:48,138 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 20:15:48,138 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:15:48,138 INFO L168 Benchmark]: Toolchain (without parser) took 946.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -71.1 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:15:48,139 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:15:48,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:15:48,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 20:15:48,140 INFO L168 Benchmark]: Boogie Preprocessor took 19.20 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 20:15:48,141 INFO L168 Benchmark]: RCFGBuilder took 455.20 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: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:15:48,141 INFO L168 Benchmark]: CodeCheck took 226.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-12-02 20:15:48,141 INFO L168 Benchmark]: Witness Printer took 3.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:15:48,143 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, 53 locations, 1 error locations. UNSAFE Result, 0.1s 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, 52 GetRequests, 52 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: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 149, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 153. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L149] double x = -0.0; [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L153] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L154] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 213.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.20 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 455.20 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: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. * CodeCheck took 226.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:15:49,509 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:15:49,510 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:15:49,517 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:15:49,517 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:15:49,517 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:15:49,518 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:15:49,519 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:15:49,520 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:15:49,520 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:15:49,520 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:15:49,520 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:15:49,521 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:15:49,521 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:15:49,522 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:15:49,522 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:15:49,523 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:15:49,524 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:15:49,525 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:15:49,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:15:49,526 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:15:49,527 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:15:49,529 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:15:49,529 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:15:49,529 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:15:49,530 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:15:49,530 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:15:49,531 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:15:49,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:15:49,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:15:49,532 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:15:49,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:15:49,533 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:15:49,533 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:15:49,534 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:15:49,534 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:15:49,534 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 20:15:49,545 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:15:49,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:15:49,546 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:15:49,546 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 20:15:49,547 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:15:49,547 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:15:49,547 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:15:49,547 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 20:15:49,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:15:49,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:15:49,549 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:15:49,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:15:49,549 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 20:15:49,549 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 20:15:49,549 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:15:49,549 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 20:15:49,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:15:49,550 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 20:15:49,551 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 20:15:49,551 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_46d521c9-9c8f-4b74-8a56-6f089ec77da3/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-12-02 20:15:49,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:15:49,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:15:49,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:15:49,584 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:15:49,585 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:15:49,585 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-02 20:15:49,630 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/699d6dc7a/573e2b8797af4a85af81cce35be7c507/FLAGd7b199011 [2018-12-02 20:15:50,024 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:15:50,025 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-12-02 20:15:50,030 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/699d6dc7a/573e2b8797af4a85af81cce35be7c507/FLAGd7b199011 [2018-12-02 20:15:50,038 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/data/699d6dc7a/573e2b8797af4a85af81cce35be7c507 [2018-12-02 20:15:50,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:15:50,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:15:50,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:15:50,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:15:50,043 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:15:50,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736e3ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50, skipping insertion in model container [2018-12-02 20:15:50,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:15:50,063 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:15:50,169 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:15:50,173 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:15:50,197 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:15:50,214 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:15:50,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50 WrapperNode [2018-12-02 20:15:50,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:15:50,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:15:50,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:15:50,215 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:15:50,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:15:50,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:15:50,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:15:50,279 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:15:50,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... [2018-12-02 20:15:50,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:15:50,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:15:50,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:15:50,302 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:15:50,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/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 20:15:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 20:15:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 20:15:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:15:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 20:15:50,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:15:50,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:15:50,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 20:15:50,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:15:50,513 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:15:52,282 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 20:15:55,796 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:15:55,796 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-02 20:15:55,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:55 BoogieIcfgContainer [2018-12-02 20:15:55,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:15:55,797 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 20:15:55,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 20:15:55,804 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 20:15:55,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:55" (1/1) ... [2018-12-02 20:15:55,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:15:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:15:55,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2018-12-02 20:15:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2018-12-02 20:15:55,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 20:15:55,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:15:55,868 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 20:15:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:15:55,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:15:55,891 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 20:15:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:15:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-12-02 20:15:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-12-02 20:15:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 20:15:55,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:15:55,900 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 20:15:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:15:56,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:15:56,042 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 20:15:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:15:56,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2018-12-02 20:15:56,644 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2018-12-02 20:15:56,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 20:15:56,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:15:56,646 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 20:15:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:15:56,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:15:56,697 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 20:16:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:16:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2018-12-02 20:16:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2018-12-02 20:16:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 20:16:23,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:16:23,268 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 20:16:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:16:23,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:16:24,016 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 20:16:24,017 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 20:16:24,018 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 20:16:24,019 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 20:16:24,024 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 98 [2018-12-02 20:16:24,129 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 20:16:24,130 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 75 [2018-12-02 20:16:24,169 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 20:16:24,170 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 28 [2018-12-02 20:16:24,171 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,192 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,212 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-12-02 20:16:24,217 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 20:16:24,218 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 12 [2018-12-02 20:16:24,218 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,227 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,244 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-12-02 20:16:24,248 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-12-02 20:16:24,248 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,250 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,258 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 20:16:24,274 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-02 20:16:24,275 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:88, output treesize:34 [2018-12-02 20:16:24,332 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 20:16:25,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:16:25,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-12-02 20:16:25,013 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-12-02 20:16:25,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 20:16:25,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:16:25,014 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 20:16:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:16:25,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:16:25,025 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 20:16:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:16:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2018-12-02 20:16:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-02 20:16:25,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 20:16:25,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 20:16:25,029 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 20:16:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:16:25,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:16:25,205 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 20:16:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 20:16:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-12-02 20:16:25,675 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-12-02 20:16:25,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 20:16:25,675 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-02 20:16:25,681 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 20:16:25,748 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 20:16:25,753 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 20:16:25,753 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 20:16:25,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,756 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-02 20:16:25,756 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 20:16:25,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 08:16:25 ImpRootNode [2018-12-02 20:16:25,757 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 20:16:25,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:16:25,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:16:25,757 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:16:25,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:55" (3/4) ... [2018-12-02 20:16:25,760 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 20:16:25,766 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-12-02 20:16:25,766 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 20:16:25,783 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2018-12-02 20:16:25,783 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_5 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && v_q#valueAsBitvector_5[63:32] == msw) [2018-12-02 20:16:25,809 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_46d521c9-9c8f-4b74-8a56-6f089ec77da3/bin-2019/ukojak/witness.graphml [2018-12-02 20:16:25,809 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:16:25,810 INFO L168 Benchmark]: Toolchain (without parser) took 35769.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 943.4 MB in the beginning and 820.4 MB in the end (delta: 122.9 MB). Peak memory consumption was 246.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,811 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 20:16:25,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 173.07 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,812 INFO L168 Benchmark]: Boogie Preprocessor took 22.48 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,812 INFO L168 Benchmark]: RCFGBuilder took 5495.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,812 INFO L168 Benchmark]: CodeCheck took 29959.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 827.4 MB in the end (delta: 210.1 MB). Peak memory consumption was 210.1 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,812 INFO L168 Benchmark]: Witness Printer took 51.89 ms. Allocated memory is still 1.2 GB. Free memory was 827.4 MB in the beginning and 820.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 20:16:25,814 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, 53 locations, 1 error locations. SAFE Result, 29.8s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 660 SDtfs, 262 SDslu, 196 SDs, 0 SdLazy, 822 SolverSat, 240 SolverUnsat, 32 SolverUnknown, 0 SolverNotchecked, 98.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 486 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 55 ConstructedInterpolants, 8 QuantifiedInterpolants, 3062 SizeOfPredicates, 25 NumberOfNonLiveVariables, 221 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 154]: 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: 19]: Loop Invariant Derived loop invariant: \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant [2018-12-02 20:16:25,815 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,815 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,816 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,816 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,816 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,816 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,816 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-12-02 20:16:25,817 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_5 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && v_q#valueAsBitvector_5[63:32] == msw) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) * 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 173.07 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.2 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 64.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.48 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5495.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. * CodeCheck took 29959.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 827.4 MB in the end (delta: 210.1 MB). Peak memory consumption was 210.1 MB. Max. memory is 11.5 GB. * Witness Printer took 51.89 ms. Allocated memory is still 1.2 GB. Free memory was 827.4 MB in the beginning and 820.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...