./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/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 dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e ............................................................................................................................................................................................................ 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_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/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 dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:50:57,554 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:50:57,555 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:50:57,566 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:50:57,566 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:50:57,567 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:50:57,568 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:50:57,570 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:50:57,572 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:50:57,573 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:50:57,574 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:50:57,574 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:50:57,575 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:50:57,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:50:57,577 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:50:57,578 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:50:57,579 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:50:57,580 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:50:57,583 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:50:57,584 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:50:57,585 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:50:57,587 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:50:57,589 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:50:57,589 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:50:57,589 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:50:57,591 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:50:57,592 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:50:57,592 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:50:57,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:50:57,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:50:57,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:50:57,596 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:50:57,596 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:50:57,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:50:57,597 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:50:57,598 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:50:57,599 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:50:57,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:50:57,612 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:50:57,612 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:50:57,613 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:50:57,613 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:50:57,613 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:50:57,614 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:50:57,614 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:50:57,615 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:50:57,615 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:50:57,615 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:50:57,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:50:57,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:50:57,615 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:50:57,616 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:50:57,616 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:50:57,616 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:50:57,616 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:50:57,616 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:50:57,617 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:50:57,617 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:50:57,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:50:57,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:50:57,617 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:50:57,619 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:50:57,620 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:50:57,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:50:57,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:50:57,620 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_673c22cc-c55d-4363-823b-27d2535565c2/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 -> dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e [2018-10-26 20:50:57,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:50:57,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:50:57,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:50:57,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:50:57,678 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:50:57,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-10-26 20:50:57,742 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/73e6b39f4/bc03a922f20a4119b0542e9baaf25b08/FLAGe32fdb4cc [2018-10-26 20:50:58,139 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:50:58,140 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-10-26 20:50:58,145 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/73e6b39f4/bc03a922f20a4119b0542e9baaf25b08/FLAGe32fdb4cc [2018-10-26 20:50:58,158 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/73e6b39f4/bc03a922f20a4119b0542e9baaf25b08 [2018-10-26 20:50:58,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:50:58,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:50:58,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:50:58,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:50:58,168 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:50:58,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570cef64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58, skipping insertion in model container [2018-10-26 20:50:58,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:50:58,198 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:50:58,332 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:50:58,335 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:50:58,346 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:50:58,360 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:50:58,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58 WrapperNode [2018-10-26 20:50:58,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:50:58,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:50:58,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:50:58,361 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:50:58,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:50:58,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:50:58,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:50:58,396 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:50:58,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:50:58,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:50:58,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:50:58,414 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:50:58,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:50:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/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 [2018-10-26 20:50:58,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:50:58,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:50:58,865 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:50:58,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:50:58 BoogieIcfgContainer [2018-10-26 20:50:58,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:50:58,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:50:58,866 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:50:58,879 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:50:58,879 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:50:58" (1/1) ... [2018-10-26 20:50:58,891 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:50:58,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:50:58,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-26 20:50:58,962 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-26 20:50:58,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-26 20:50:58,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:50:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:50:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:50:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:50:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:50:59,203 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 20:50:59,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:50:59 ImpRootNode [2018-10-26 20:50:59,221 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:50:59,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:50:59,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:50:59,222 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:50:59,223 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:50:58" (3/4) ... [2018-10-26 20:50:59,227 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:50:59,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:50:59,228 INFO L168 Benchmark]: Toolchain (without parser) took 1066.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 960.7 MB in the beginning and 1.2 GB in the end (delta: -204.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:50:59,230 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:50:59,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 948.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:50:59,231 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 1.0 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:50:59,232 INFO L168 Benchmark]: Boogie Preprocessor took 18.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:50:59,233 INFO L168 Benchmark]: RCFGBuilder took 451.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 946.2 MB in the beginning and 1.2 GB in the end (delta: -238.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:50:59,234 INFO L168 Benchmark]: CodeCheck took 355.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:50:59,237 INFO L168 Benchmark]: Witness Printer took 5.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:50:59,247 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, 11 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] COND TRUE x >= -1e307 && x <= 1e307 [L14] CALL __VERIFIER_assert(x==x) [L6] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 197.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 948.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.14 ms. Allocated memory is still 1.0 GB. Free memory is still 948.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 946.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 451.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 946.2 MB in the beginning and 1.2 GB in the end (delta: -238.0 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * CodeCheck took 355.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:51:01,457 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:51:01,460 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:51:01,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:51:01,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:51:01,479 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:51:01,480 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:51:01,483 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:51:01,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:51:01,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:51:01,490 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:51:01,490 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:51:01,491 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:51:01,492 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:51:01,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:51:01,494 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:51:01,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:51:01,496 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:51:01,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:51:01,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:51:01,516 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:51:01,520 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:51:01,521 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:51:01,522 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:51:01,522 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:51:01,523 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:51:01,524 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:51:01,524 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:51:01,525 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:51:01,527 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:51:01,527 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:51:01,528 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:51:01,528 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:51:01,528 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:51:01,529 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:51:01,530 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:51:01,530 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:51:01,544 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:51:01,544 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:51:01,545 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:51:01,545 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:51:01,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:51:01,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:51:01,546 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:51:01,546 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:51:01,546 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:51:01,546 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:51:01,547 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:51:01,547 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:51:01,547 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:51:01,547 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:51:01,547 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:51:01,547 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:51:01,548 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:51:01,548 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:51:01,548 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:51:01,548 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:51:01,548 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:51:01,548 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:51:01,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:51:01,549 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:51:01,549 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:51:01,549 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:51:01,552 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:51:01,552 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:51:01,553 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:51:01,553 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:51:01,553 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:51:01,553 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_673c22cc-c55d-4363-823b-27d2535565c2/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 -> dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e [2018-10-26 20:51:01,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:51:01,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:51:01,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:51:01,608 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:51:01,608 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:51:01,609 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-10-26 20:51:01,660 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/d4a33b300/ae3101788f9d4e7982c636e95ae89a57/FLAGea9be9b2d [2018-10-26 20:51:02,075 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:51:02,076 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-10-26 20:51:02,081 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/d4a33b300/ae3101788f9d4e7982c636e95ae89a57/FLAGea9be9b2d [2018-10-26 20:51:02,094 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/data/d4a33b300/ae3101788f9d4e7982c636e95ae89a57 [2018-10-26 20:51:02,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:51:02,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:51:02,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:51:02,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:51:02,104 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:51:02,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71df2932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02, skipping insertion in model container [2018-10-26 20:51:02,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:51:02,136 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:51:02,289 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:51:02,295 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:51:02,309 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:51:02,323 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:51:02,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02 WrapperNode [2018-10-26 20:51:02,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:51:02,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:51:02,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:51:02,325 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:51:02,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:51:02,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:51:02,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:51:02,356 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:51:02,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:51:02,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:51:02,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:51:02,379 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:51:02,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:51:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/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 [2018-10-26 20:51:02,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:51:02,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:51:02,783 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:51:02,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:51:02 BoogieIcfgContainer [2018-10-26 20:51:02,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:51:02,784 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:51:02,784 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:51:02,796 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:51:02,797 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:51:02" (1/1) ... [2018-10-26 20:51:02,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:51:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:51:02,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-26 20:51:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-26 20:51:02,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-26 20:51:02,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:51:02,930 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 20:51:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:51:02,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:51:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:51:03,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:51:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 20:51:03,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 20:51:03,162 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:51:03,163 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-10-26 20:51:03,172 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:51:03,194 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:51:03,196 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:51:03,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:51:03 ImpRootNode [2018-10-26 20:51:03,196 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:51:03,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:51:03,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:51:03,197 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:51:03,198 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:51:02" (3/4) ... [2018-10-26 20:51:03,201 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:51:03,212 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-10-26 20:51:03,212 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 20:51:03,212 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 20:51:03,262 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_673c22cc-c55d-4363-823b-27d2535565c2/bin-2019/ukojak/witness.graphml [2018-10-26 20:51:03,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:51:03,263 INFO L168 Benchmark]: Toolchain (without parser) took 1165.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.5 MB). Free memory was 951.9 MB in the beginning and 1.2 GB in the end (delta: -204.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:51:03,267 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:51:03,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.47 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:51:03,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.16 ms. Allocated memory is still 1.0 GB. Free memory is still 941.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:51:03,271 INFO L168 Benchmark]: Boogie Preprocessor took 21.18 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:51:03,273 INFO L168 Benchmark]: RCFGBuilder took 405.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.5 MB). Free memory was 935.8 MB in the beginning and 1.2 GB in the end (delta: -242.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:51:03,277 INFO L168 Benchmark]: CodeCheck took 412.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:51:03,278 INFO L168 Benchmark]: Witness Printer took 65.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:51:03,281 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, 11 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 3 NumberOfNonLiveVariables, 9 ConjunctsInSsa, 4 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 - PositiveResult [Line: 6]: 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: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 224.47 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 941.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.16 ms. Allocated memory is still 1.0 GB. Free memory is still 941.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.18 ms. Allocated memory is still 1.0 GB. Free memory was 941.1 MB in the beginning and 935.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 405.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.5 MB). Free memory was 935.8 MB in the beginning and 1.2 GB in the end (delta: -242.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * CodeCheck took 412.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Witness Printer took 65.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...