./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/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 7dc1721e577997f4966a61524053c01b76a6be07 ......................................................................................................................................................................................................... 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_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/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 7dc1721e577997f4966a61524053c01b76a6be07 ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:24:14,488 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:24:14,489 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:24:14,495 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:24:14,496 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:24:14,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:24:14,497 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:24:14,498 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:24:14,499 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:24:14,499 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:24:14,500 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:24:14,500 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:24:14,501 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:24:14,501 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:24:14,502 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:24:14,502 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:24:14,503 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:24:14,504 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:24:14,505 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:24:14,506 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:24:14,506 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:24:14,507 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:24:14,508 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:24:14,508 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:24:14,508 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:24:14,509 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:24:14,510 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:24:14,510 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:24:14,511 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:24:14,511 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:24:14,511 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:24:14,512 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:24:14,512 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:24:14,512 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:24:14,513 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:24:14,513 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:24:14,513 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 17:24:14,521 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:24:14,521 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:24:14,521 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:24:14,522 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:24:14,522 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:24:14,522 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:24:14,522 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:24:14,522 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:24:14,522 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:24:14,523 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:24:14,524 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:24:14,524 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:24:14,524 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:24:14,524 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:24:14,524 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:24:14,524 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:24:14,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:24:14,524 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:24:14,525 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:24:14,525 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 17:24:14,525 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:24:14,525 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:24:14,525 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_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2018-12-09 17:24:14,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:24:14,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:24:14,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:24:14,552 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:24:14,552 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:24:14,552 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-12-09 17:24:14,587 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/e8ea2a70e/1fa6c7725cd44bd096e512ce2c119cf5/FLAG295245996 [2018-12-09 17:24:14,949 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:24:14,950 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-12-09 17:24:14,954 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/e8ea2a70e/1fa6c7725cd44bd096e512ce2c119cf5/FLAG295245996 [2018-12-09 17:24:15,317 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/e8ea2a70e/1fa6c7725cd44bd096e512ce2c119cf5 [2018-12-09 17:24:15,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:24:15,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:24:15,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:24:15,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:24:15,324 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:24:15,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15, skipping insertion in model container [2018-12-09 17:24:15,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:24:15,341 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:24:15,422 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:24:15,424 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:24:15,431 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:24:15,439 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:24:15,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15 WrapperNode [2018-12-09 17:24:15,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:24:15,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:24:15,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:24:15,439 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:24:15,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:24:15,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:24:15,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:24:15,458 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:24:15,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:24:15,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:24:15,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:24:15,495 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:24:15,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:24:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:24:15,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:24:15,603 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:24:15,603 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-09 17:24:15,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:15 BoogieIcfgContainer [2018-12-09 17:24:15,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:24:15,603 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:24:15,603 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:24:15,610 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:24:15,610 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:15" (1/1) ... [2018-12-09 17:24:15,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:24:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:24:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-09 17:24:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-09 17:24:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 17:24:15,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:24:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:24:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:24:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:24:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:24:15,707 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-09 17:24:15,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:24:15 ImpRootNode [2018-12-09 17:24:15,719 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:24:15,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:24:15,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:24:15,720 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:24:15,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:15" (3/4) ... [2018-12-09 17:24:15,723 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 17:24:15,723 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:24:15,723 INFO L168 Benchmark]: Toolchain (without parser) took 403.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -134.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:15,724 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:15,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 117.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:15,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.17 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:15,725 INFO L168 Benchmark]: Boogie Preprocessor took 36.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:15,726 INFO L168 Benchmark]: RCFGBuilder took 108.66 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: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:15,726 INFO L168 Benchmark]: CodeCheck took 115.74 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. [2018-12-09 17:24:15,727 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:15,728 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, 8 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, 3 NumberOfCodeBlocks, 3 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() [L6] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 117.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 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 18.17 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 108.66 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: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * CodeCheck took 115.74 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. * Witness Printer took 2.97 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 0.1.23-635dfa2 [2018-12-09 17:24:17,104 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:24:17,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:24:17,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:24:17,111 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:24:17,112 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:24:17,113 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:24:17,113 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:24:17,114 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:24:17,115 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:24:17,115 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:24:17,115 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:24:17,116 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:24:17,116 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:24:17,117 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:24:17,117 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:24:17,117 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:24:17,118 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:24:17,119 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:24:17,120 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:24:17,121 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:24:17,121 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:24:17,122 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:24:17,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:24:17,123 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:24:17,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:24:17,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:24:17,124 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:24:17,124 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:24:17,125 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:24:17,125 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:24:17,125 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:24:17,126 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:24:17,126 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:24:17,126 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:24:17,126 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:24:17,127 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 17:24:17,134 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:24:17,134 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:24:17,135 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:24:17,135 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:24:17,135 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:24:17,135 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:24:17,135 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 17:24:17,136 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 17:24:17,137 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:24:17,137 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:24:17,137 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:24:17,137 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:24:17,137 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:24:17,137 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:24:17,137 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:24:17,138 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 17:24:17,138 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:24:17,139 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 17:24:17,139 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 17:24:17,139 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_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2018-12-09 17:24:17,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:24:17,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:24:17,169 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:24:17,171 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:24:17,171 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:24:17,171 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-12-09 17:24:17,218 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/91c998b97/6c4f631fdde944389b0417d82ae5f560/FLAG254e84914 [2018-12-09 17:24:17,528 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:24:17,529 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/sv-benchmarks/c/float-benchs/nan_double_false-unreach-call_true-termination.c [2018-12-09 17:24:17,533 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/91c998b97/6c4f631fdde944389b0417d82ae5f560/FLAG254e84914 [2018-12-09 17:24:17,541 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/data/91c998b97/6c4f631fdde944389b0417d82ae5f560 [2018-12-09 17:24:17,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:24:17,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:24:17,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:24:17,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:24:17,547 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:24:17,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bfa0d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17, skipping insertion in model container [2018-12-09 17:24:17,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:24:17,561 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:24:17,654 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:24:17,659 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:24:17,667 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:24:17,676 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:24:17,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17 WrapperNode [2018-12-09 17:24:17,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:24:17,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:24:17,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:24:17,677 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:24:17,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:24:17,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:24:17,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:24:17,697 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:24:17,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:24:17,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:24:17,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:24:17,711 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:24:17,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:24:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:24:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:24:17,850 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:24:17,851 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-12-09 17:24:17,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:17 BoogieIcfgContainer [2018-12-09 17:24:17,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:24:17,851 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:24:17,851 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:24:17,859 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:24:17,859 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:17" (1/1) ... [2018-12-09 17:24:17,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:24:17,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:24:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-09 17:24:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-09 17:24:17,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 17:24:17,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:24:17,922 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 17:24:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:24:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:24:17,941 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-09 17:24:17,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:24:17 ImpRootNode [2018-12-09 17:24:17,953 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:24:17,953 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:24:17,953 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:24:17,953 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:24:17,954 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:17" (3/4) ... [2018-12-09 17:24:17,955 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 17:24:17,976 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3e91e672-3cd4-48f5-a3da-847aab1fdaf5/bin-2019/ukojak/witness.graphml [2018-12-09 17:24:17,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:24:17,977 INFO L168 Benchmark]: Toolchain (without parser) took 433.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:17,978 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:17,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 131.97 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:17,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.35 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:17,978 INFO L168 Benchmark]: Boogie Preprocessor took 13.74 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:17,979 INFO L168 Benchmark]: RCFGBuilder took 140.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:17,979 INFO L168 Benchmark]: CodeCheck took 101.74 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-09 17:24:17,979 INFO L168 Benchmark]: Witness Printer took 23.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:24:17,981 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, 8 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, 3 NumberOfCodeBlocks, 3 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 - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L6] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 131.97 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 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 19.35 ms. Allocated memory is still 1.0 GB. Free memory is still 934.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.74 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 140.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * CodeCheck took 101.74 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 23.16 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 proved your program to be incorrect! Received shutdown request...