./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ................................................................................................................................................................................................................................................................................................................. 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_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:27:20,255 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:27:20,256 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:27:20,264 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:27:20,264 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:27:20,265 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:27:20,266 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:27:20,267 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:27:20,268 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:27:20,269 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:27:20,269 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:27:20,269 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:27:20,270 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:27:20,271 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:27:20,271 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:27:20,272 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:27:20,272 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:27:20,273 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:27:20,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:27:20,275 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:27:20,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:27:20,277 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:27:20,279 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:27:20,279 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:27:20,279 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:27:20,280 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:27:20,280 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:27:20,281 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:27:20,282 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:27:20,283 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:27:20,283 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:27:20,283 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:27:20,284 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:27:20,284 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:27:20,284 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:27:20,284 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:27:20,285 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 04:27:20,292 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:27:20,292 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:27:20,292 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:27:20,292 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:27:20,293 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:27:20,293 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:27:20,293 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:27:20,293 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:27:20,293 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:27:20,293 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:27:20,293 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:27:20,294 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:27:20,294 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:27:20,295 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:27:20,295 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:27:20,295 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:27:20,295 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:27:20,295 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:27:20,295 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:27:20,295 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:27:20,296 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 04:27:20,296 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:27:20,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:27:20,296 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_5427e47d-7cfa-4459-b8f3-a99f3202f15d/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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-11-23 04:27:20,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:27:20,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:27:20,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:27:20,334 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:27:20,334 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:27:20,335 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-23 04:27:20,375 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/2472f9102/b0fa6233644148bcbf013b63b3fcfbaf/FLAGdb242177a [2018-11-23 04:27:20,775 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:27:20,776 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-23 04:27:20,779 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/2472f9102/b0fa6233644148bcbf013b63b3fcfbaf/FLAGdb242177a [2018-11-23 04:27:20,790 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/2472f9102/b0fa6233644148bcbf013b63b3fcfbaf [2018-11-23 04:27:20,793 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:27:20,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:27:20,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:27:20,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:27:20,797 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:27:20,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20, skipping insertion in model container [2018-11-23 04:27:20,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:27:20,818 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:27:20,918 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:27:20,920 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:27:20,928 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:27:20,936 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:27:20,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20 WrapperNode [2018-11-23 04:27:20,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:27:20,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:27:20,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:27:20,937 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:27:20,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:27:20,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:27:20,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:27:20,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:27:20,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... [2018-11-23 04:27:20,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:27:20,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:27:20,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:27:20,965 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:27:20,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:27:21,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:27:21,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:27:21,115 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:27:21,115 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 04:27:21,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:27:21 BoogieIcfgContainer [2018-11-23 04:27:21,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:27:21,116 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:27:21,116 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:27:21,123 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:27:21,123 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:27:21" (1/1) ... [2018-11-23 04:27:21,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:27:21,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:27:21,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 04:27:21,152 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 04:27:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 04:27:21,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:27:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:27:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:27:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:27:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:27:21,224 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; [?] assume ~someBinaryDOUBLEComparisonOperation(main_~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(main_~x~0, 1.0E10);__VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~x~0, main_~x~0) then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume 0 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0; [L10] havoc main_~x~0; [L11] main_~x~0 := main_#t~nondet0; [L11] havoc main_#t~nondet0; [L13-L15] assume ~someBinaryDOUBLEComparisonOperation(main_~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(main_~x~0, 1.0E10); [L14] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~x~0, main_~x~0) then 1 else 0); [L14] havoc __VERIFIER_assert_~cond; [L6] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0; [L10] havoc main_~x~0; [L11] main_~x~0 := main_#t~nondet0; [L11] havoc main_#t~nondet0; [L13-L15] assume ~someBinaryDOUBLEComparisonOperation(main_~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(main_~x~0, 1.0E10); [L14] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~x~0, main_~x~0) then 1 else 0); [L14] havoc __VERIFIER_assert_~cond; [L6] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0; [L10] havoc main_~x~0; [L11] main_~x~0 := main_#t~nondet0; [L11] havoc main_#t~nondet0; [L13] COND TRUE ~someBinaryDOUBLEComparisonOperation(main_~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(main_~x~0, 1.0E10) [L14] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~x~0, main_~x~0) then 1 else 0); [L14] havoc __VERIFIER_assert_~cond; [L6] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0; [L10] havoc main_~x~0; [L11] main_~x~0 := main_#t~nondet0; [L11] havoc main_#t~nondet0; [L13] COND TRUE ~someBinaryDOUBLEComparisonOperation(main_~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(main_~x~0, 1.0E10) [L14] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~x~0, main_~x~0) then 1 else 0); [L14] havoc __VERIFIER_assert_~cond; [L6] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L6] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L10] havoc ~x~0; [L11] ~x~0 := #t~nondet0; [L11] havoc #t~nondet0; [L13] COND TRUE ~someBinaryDOUBLEComparisonOperation(~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(~x~0, 1.0E10) [L6] ~cond := #in~cond; [L6] COND TRUE 0 == ~cond [L6] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L10] havoc ~x~0; [L11] ~x~0 := #t~nondet0; [L11] havoc #t~nondet0; [L13] COND TRUE ~someBinaryDOUBLEComparisonOperation(~x~0, ~someUnaryDOUBLEoperation(1.0E10)) && ~someBinaryDOUBLEComparisonOperation(~x~0, 1.0E10) [L6] ~cond := #in~cond; [L6] COND TRUE 0 == ~cond [L6] assert false; [L10] float x; [L11] x = __VERIFIER_nondet_float() [L13] COND TRUE x >= -1e10 && x <= 1e10 [L6] COND TRUE !(cond) [L6] __VERIFIER_error() ----- [2018-11-23 04:27:21,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:27:21 ImpRootNode [2018-11-23 04:27:21,241 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:27:21,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:27:21,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:27:21,241 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:27:21,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:27:21" (3/4) ... [2018-11-23 04:27:21,244 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 04:27:21,244 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:27:21,244 INFO L168 Benchmark]: Toolchain (without parser) took 451.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -154.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:21,245 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:21,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.22 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:21,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.85 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:21,247 INFO L168 Benchmark]: Boogie Preprocessor took 10.06 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:21,247 INFO L168 Benchmark]: RCFGBuilder took 150.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:21,248 INFO L168 Benchmark]: CodeCheck took 124.97 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:21,249 INFO L168 Benchmark]: Witness Printer took 3.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:21,253 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, 9 locations, 1 error locations. UNSAFE Result, 0.0s 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 someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] float x; [L11] x = __VERIFIER_nondet_float() [L13] COND TRUE x >= -1e10 && x <= 1e10 [L6] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.22 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 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 17.85 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.06 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 150.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * CodeCheck took 124.97 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 04:27:22,715 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:27:22,716 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:27:22,724 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:27:22,725 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:27:22,725 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:27:22,726 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:27:22,727 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:27:22,728 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:27:22,729 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:27:22,729 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:27:22,729 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:27:22,730 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:27:22,731 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:27:22,731 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:27:22,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:27:22,732 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:27:22,734 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:27:22,735 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:27:22,736 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:27:22,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:27:22,737 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:27:22,739 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:27:22,739 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:27:22,739 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:27:22,740 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:27:22,740 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:27:22,741 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:27:22,741 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:27:22,742 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:27:22,742 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:27:22,743 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:27:22,743 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:27:22,743 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:27:22,744 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:27:22,744 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:27:22,744 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 04:27:22,754 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:27:22,754 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:27:22,755 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:27:22,755 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 04:27:22,756 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:27:22,756 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:27:22,756 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:27:22,756 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:27:22,756 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:27:22,756 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:27:22,756 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:27:22,757 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:27:22,758 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 04:27:22,758 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 04:27:22,758 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:27:22,758 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:27:22,758 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:27:22,758 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:27:22,758 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:27:22,759 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:27:22,759 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 04:27:22,759 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 04:27:22,759 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:27:22,759 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 04:27:22,759 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 04:27:22,759 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_5427e47d-7cfa-4459-b8f3-a99f3202f15d/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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2018-11-23 04:27:22,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:27:22,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:27:22,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:27:22,801 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:27:22,801 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:27:22,802 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-23 04:27:22,846 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/e25a63dc6/471fa4b5dbb24aec9dcf86bb44b4858b/FLAG907035646 [2018-11-23 04:27:23,168 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:27:23,169 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/sv-benchmarks/c/float-benchs/nan_float_range_true-unreach-call_true-termination.c [2018-11-23 04:27:23,172 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/e25a63dc6/471fa4b5dbb24aec9dcf86bb44b4858b/FLAG907035646 [2018-11-23 04:27:23,604 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/data/e25a63dc6/471fa4b5dbb24aec9dcf86bb44b4858b [2018-11-23 04:27:23,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:27:23,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:27:23,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:27:23,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:27:23,611 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:27:23,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe061b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23, skipping insertion in model container [2018-11-23 04:27:23,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:27:23,631 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:27:23,738 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:27:23,742 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:27:23,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:27:23,761 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:27:23,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23 WrapperNode [2018-11-23 04:27:23,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:27:23,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:27:23,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:27:23,762 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:27:23,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:27:23,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:27:23,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:27:23,782 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:27:23,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... [2018-11-23 04:27:23,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:27:23,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:27:23,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:27:23,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:27:23,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:27:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 04:27:23,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:27:23,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:27:24,060 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:27:24,060 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 04:27:24,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:27:24 BoogieIcfgContainer [2018-11-23 04:27:24,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:27:24,061 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 04:27:24,061 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 04:27:24,069 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 04:27:24,069 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:27:24" (1/1) ... [2018-11-23 04:27:24,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:27:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:27:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 04:27:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 04:27:24,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 04:27:24,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 04:27:24,131 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 04:27:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:27:24,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 04:27:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:27:24,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 04:27:24,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-11-23 04:27:24,372 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-11-23 04:27:24,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:27:24,372 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-23 04:27:24,380 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 04:27:24,391 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 04:27:24,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:27:24 ImpRootNode [2018-11-23 04:27:24,393 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 04:27:24,394 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:27:24,394 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:27:24,394 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:27:24,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:27:24" (3/4) ... [2018-11-23 04:27:24,397 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:27:24,403 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 04:27:24,404 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:27:24,404 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:27:24,428 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5427e47d-7cfa-4459-b8f3-a99f3202f15d/bin-2019/ukojak/witness.graphml [2018-11-23 04:27:24,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:27:24,429 INFO L168 Benchmark]: Toolchain (without parser) took 821.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:24,430 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:24,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.89 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:24,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.83 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:24,431 INFO L168 Benchmark]: Boogie Preprocessor took 14.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:27:24,431 INFO L168 Benchmark]: RCFGBuilder took 263.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:24,432 INFO L168 Benchmark]: CodeCheck took 332.42 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:24,432 INFO L168 Benchmark]: Witness Printer took 34.78 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 04:27:24,434 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, 9 locations, 1 error locations. SAFE Result, 0.2s 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 152.89 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 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 19.83 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.82 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 263.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * CodeCheck took 332.42 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Witness Printer took 34.78 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...