./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e ............................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e .......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:22:01,433 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:22:01,435 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:22:01,443 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:22:01,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:22:01,444 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:22:01,445 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:22:01,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:22:01,447 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:22:01,448 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:22:01,448 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:22:01,449 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:22:01,449 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:22:01,450 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:22:01,451 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:22:01,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:22:01,452 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:22:01,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:22:01,454 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:22:01,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:22:01,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:22:01,457 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:22:01,458 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:22:01,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:22:01,459 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:22:01,459 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:22:01,460 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:22:01,460 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:22:01,461 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:22:01,461 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:22:01,462 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:22:01,462 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:22:01,462 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:22:01,462 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:22:01,463 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:22:01,463 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:22:01,464 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:22:01,473 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:22:01,473 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:22:01,474 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:22:01,474 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:22:01,474 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:22:01,474 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:22:01,474 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:22:01,475 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:22:01,476 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:22:01,476 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:22:01,476 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:22:01,476 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:22:01,476 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:22:01,476 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:22:01,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:22:01,477 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:22:01,477 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:22:01,477 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:22:01,477 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:22:01,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:22:01,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:22:01,477 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_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e [2018-11-10 12:22:01,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:22:01,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:22:01,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:22:01,514 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:22:01,515 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:22:01,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-11-10 12:22:01,563 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/ebbd3fae4/2fc957fdd8f54e1aaf8be5d41277681b/FLAGebe351946 [2018-11-10 12:22:01,876 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:22:01,877 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-11-10 12:22:01,881 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/ebbd3fae4/2fc957fdd8f54e1aaf8be5d41277681b/FLAGebe351946 [2018-11-10 12:22:01,888 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/ebbd3fae4/2fc957fdd8f54e1aaf8be5d41277681b [2018-11-10 12:22:01,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:22:01,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:22:01,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:22:01,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:22:01,895 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:22:01,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:22:01" (1/1) ... [2018-11-10 12:22:01,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea6dd7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:01, skipping insertion in model container [2018-11-10 12:22:01,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:22:01" (1/1) ... [2018-11-10 12:22:01,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:22:01,912 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:22:02,001 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:22:02,003 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:22:02,011 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:22:02,019 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:22:02,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02 WrapperNode [2018-11-10 12:22:02,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:22:02,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:22:02,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:22:02,020 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:22:02,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:22:02,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:22:02,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:22:02,045 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:22:02,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:22:02,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:22:02,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:22:02,056 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:22:02,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/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 [2018-11-10 12:22:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:22:02,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:22:02,241 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:22:02,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:22:02 BoogieIcfgContainer [2018-11-10 12:22:02,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:22:02,241 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:22:02,242 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:22:02,249 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:22:02,249 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:22:02" (1/1) ... [2018-11-10 12:22:02,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:22:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:22:02,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-10 12:22:02,289 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-10 12:22:02,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-10 12:22:02,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:22:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:22:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:22:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:22:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:22:02,367 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 12:22:02,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:22:02 ImpRootNode [2018-11-10 12:22:02,382 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:22:02,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:22:02,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:22:02,382 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:22:02,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:22:02" (3/4) ... [2018-11-10 12:22:02,385 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:22:02,385 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:22:02,385 INFO L168 Benchmark]: Toolchain (without parser) took 493.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:22:02,387 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:22:02,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 126.58 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:02,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:22:02,388 INFO L168 Benchmark]: Boogie Preprocessor took 10.70 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 939.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:02,389 INFO L168 Benchmark]: RCFGBuilder took 185.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:02,389 INFO L168 Benchmark]: CodeCheck took 140.43 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:02,390 INFO L168 Benchmark]: Witness Printer took 2.92 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. [2018-11-10 12:22:02,393 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 11 locations, 1 error locations. UNSAFE Result, 0.0s 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 someBinaryDOUBLEComparisonOperation at line 13. Possible FailurePath: [L10] double x; [L11] x = __VERIFIER_nondet_double() [L13] COND TRUE x >= -1e307 && x <= 1e307 [L14] CALL __VERIFIER_assert(x==x) [L6] COND TRUE !(cond) [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 126.58 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 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 25.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.70 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 939.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 185.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * CodeCheck took 140.43 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: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.92 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 0.1.23-1dbac8b [2018-11-10 12:22:03,797 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:22:03,798 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:22:03,807 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:22:03,807 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:22:03,808 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:22:03,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:22:03,809 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:22:03,810 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:22:03,811 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:22:03,812 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:22:03,812 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:22:03,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:22:03,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:22:03,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:22:03,814 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:22:03,815 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:22:03,816 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:22:03,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:22:03,818 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:22:03,819 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:22:03,820 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:22:03,821 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:22:03,822 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:22:03,822 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:22:03,822 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:22:03,823 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:22:03,824 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:22:03,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:22:03,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:22:03,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:22:03,825 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:22:03,826 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:22:03,826 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:22:03,826 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:22:03,827 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:22:03,827 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:22:03,837 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:22:03,838 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:22:03,838 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:22:03,838 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:22:03,839 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:22:03,839 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:22:03,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:22:03,839 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:22:03,840 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:22:03,841 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:22:03,841 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:22:03,841 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:22:03,841 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:22:03,841 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:22:03,841 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:22:03,842 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:22:03,842 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:22:03,842 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:22:03,842 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:22:03,842 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:22:03,842 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:22:03,842 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:22:03,843 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:22:03,843 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:22:03,843 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:22:03,843 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_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfb5ded2642d3c9d46596c0cba0f14bb34f1a46e [2018-11-10 12:22:03,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:22:03,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:22:03,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:22:03,886 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:22:03,887 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:22:03,887 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-11-10 12:22:03,931 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/ec45b5a71/c9d6e6237aa74bc0adc0f4b20b0b4f8b/FLAGe8c192659 [2018-11-10 12:22:04,256 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:22:04,256 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/sv-benchmarks/c/float-benchs/nan_double_range_true-unreach-call_true-termination.c [2018-11-10 12:22:04,260 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/ec45b5a71/c9d6e6237aa74bc0adc0f4b20b0b4f8b/FLAGe8c192659 [2018-11-10 12:22:04,269 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/data/ec45b5a71/c9d6e6237aa74bc0adc0f4b20b0b4f8b [2018-11-10 12:22:04,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:22:04,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:22:04,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:22:04,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:22:04,275 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:22:04,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2d7dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04, skipping insertion in model container [2018-11-10 12:22:04,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:22:04,297 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:22:04,400 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:22:04,405 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:22:04,416 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:22:04,427 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:22:04,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04 WrapperNode [2018-11-10 12:22:04,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:22:04,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:22:04,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:22:04,428 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:22:04,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:22:04,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:22:04,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:22:04,452 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:22:04,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:22:04,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:22:04,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:22:04,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:22:04,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:22:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/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 [2018-11-10 12:22:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:22:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:22:04,657 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:22:04,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:22:04 BoogieIcfgContainer [2018-11-10 12:22:04,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:22:04,658 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:22:04,658 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:22:04,666 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:22:04,667 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:22:04" (1/1) ... [2018-11-10 12:22:04,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:22:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:22:04,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-10 12:22:04,698 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-10 12:22:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-10 12:22:04,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:22:04,737 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:22:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:22:04,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:22:04,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:22:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:22:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 12:22:04,812 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 12:22:04,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:22:04,812 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-10 12:22:04,819 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:22:04,826 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:22:04,828 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:22:04,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:22:04 ImpRootNode [2018-11-10 12:22:04,828 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:22:04,829 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:22:04,829 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:22:04,829 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:22:04,830 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:22:04" (3/4) ... [2018-11-10 12:22:04,832 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:22:04,841 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 12:22:04,841 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 12:22:04,841 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 12:22:04,868 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_27881f7b-fc01-4cf5-8a42-1b079cc63d1d/bin-2019/ukojak/witness.graphml [2018-11-10 12:22:04,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:22:04,869 INFO L168 Benchmark]: Toolchain (without parser) took 597.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -156.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:22:04,870 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-10 12:22:04,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.57 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:04,871 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.19 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:22:04,871 INFO L168 Benchmark]: Boogie Preprocessor took 14.11 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:04,871 INFO L168 Benchmark]: RCFGBuilder took 191.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:04,872 INFO L168 Benchmark]: CodeCheck took 170.59 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:22:04,872 INFO L168 Benchmark]: Witness Printer took 39.24 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. [2018-11-10 12:22:04,875 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 11 locations, 1 error locations. SAFE Result, 0.1s 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, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 3 NumberOfNonLiveVariables, 9 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 155.57 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 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 23.19 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.11 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 191.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 170.59 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Witness Printer took 39.24 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 correct! Received shutdown request...