./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.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_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/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 5d57b69a18e01217b153b00cc1c03d5a7a42828b ...................................................................................................................................................................................................................... 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_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/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 5d57b69a18e01217b153b00cc1c03d5a7a42828b ................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:20:10,391 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:20:10,392 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:20:10,400 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:20:10,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:20:10,401 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:20:10,402 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:20:10,403 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:20:10,404 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:20:10,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:20:10,406 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:20:10,406 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:20:10,407 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:20:10,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:20:10,408 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:20:10,408 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:20:10,409 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:20:10,410 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:20:10,412 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:20:10,413 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:20:10,414 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:20:10,415 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:20:10,416 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:20:10,416 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:20:10,417 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:20:10,417 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:20:10,418 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:20:10,419 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:20:10,419 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:20:10,420 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:20:10,420 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:20:10,421 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:20:10,421 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:20:10,421 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:20:10,422 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:20:10,422 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:20:10,422 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:20:10,431 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:20:10,431 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:20:10,431 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:20:10,431 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:20:10,432 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:20:10,432 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:20:10,432 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:20:10,432 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:20:10,432 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:20:10,432 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:20:10,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:20:10,433 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:20:10,434 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:20:10,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:20:10,434 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:20:10,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:20:10,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:20:10,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:20:10,434 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:20:10,434 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:20:10,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:20:10,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:20:10,435 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_57c555f1-5a00-4748-952b-fde6e78de873/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 -> 5d57b69a18e01217b153b00cc1c03d5a7a42828b [2018-11-10 12:20:10,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:20:10,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:20:10,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:20:10,474 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:20:10,474 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:20:10,474 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-11-10 12:20:10,523 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/a43b3afce/4cad75d9676e4ba0b2331d5f58e20f65/FLAG7290f380c [2018-11-10 12:20:10,869 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:20:10,869 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-11-10 12:20:10,873 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/a43b3afce/4cad75d9676e4ba0b2331d5f58e20f65/FLAG7290f380c [2018-11-10 12:20:10,883 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/a43b3afce/4cad75d9676e4ba0b2331d5f58e20f65 [2018-11-10 12:20:10,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:20:10,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:20:10,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:20:10,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:20:10,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:20:10,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:20:10" (1/1) ... [2018-11-10 12:20:10,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc2202b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:10, skipping insertion in model container [2018-11-10 12:20:10,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:20:10" (1/1) ... [2018-11-10 12:20:10,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:20:10,919 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:20:11,033 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:20:11,037 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:20:11,051 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:20:11,061 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:20:11,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11 WrapperNode [2018-11-10 12:20:11,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:20:11,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:20:11,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:20:11,062 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:20:11,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:20:11,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:20:11,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:20:11,085 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:20:11,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:20:11,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:20:11,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:20:11,102 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:20:11,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/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 12:20:11,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:20:11,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:20:11,311 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:20:11,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:20:11 BoogieIcfgContainer [2018-11-10 12:20:11,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:20:11,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:20:11,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:20:11,321 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:20:11,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:20:11" (1/1) ... [2018-11-10 12:20:11,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:20:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:11,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 12:20:11,366 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 12:20:11,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 12:20:11,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:20:11,440 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 12:20:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 12:20:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 12:20:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 12:20:11,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:20:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:20:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:20:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:20:11,482 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 12:20:11,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:20:11 ImpRootNode [2018-11-10 12:20:11,498 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:20:11,498 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:20:11,498 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:20:11,498 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:20:11,499 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:20:11" (3/4) ... [2018-11-10 12:20:11,501 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:20:11,501 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:20:11,502 INFO L168 Benchmark]: Toolchain (without parser) took 616.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -159.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:20:11,503 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:20:11,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 174.42 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:20:11,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.43 ms. Allocated memory is still 1.0 GB. Free memory is still 949.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:20:11,505 INFO L168 Benchmark]: Boogie Preprocessor took 16.63 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:20:11,506 INFO L168 Benchmark]: RCFGBuilder took 209.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:20:11,506 INFO L168 Benchmark]: CodeCheck took 186.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:20:11,507 INFO L168 Benchmark]: Witness Printer took 3.44 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:20:11,510 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, 12 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 30 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, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 18, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L6] float x, y, z; [L8] x = 1.f [L9] y = 1e7 [L10] z = 42.f [L12] COND FALSE !(x < y) [L18] CALL __VERIFIER_assert(z >= 0.f && z <= 1e8) [L2] COND TRUE !(cond) [L2] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 174.42 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 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 22.43 ms. Allocated memory is still 1.0 GB. Free memory is still 949.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.63 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 209.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * CodeCheck took 186.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.44 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: 2.7 MB). Peak memory consumption was 2.7 MB. 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 12:20:12,997 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:20:12,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:20:13,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:20:13,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:20:13,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:20:13,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:20:13,011 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:20:13,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:20:13,013 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:20:13,014 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:20:13,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:20:13,015 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:20:13,016 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:20:13,016 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:20:13,017 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:20:13,018 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:20:13,019 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:20:13,020 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:20:13,022 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:20:13,023 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:20:13,023 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:20:13,026 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:20:13,026 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:20:13,026 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:20:13,027 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:20:13,028 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:20:13,029 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:20:13,029 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:20:13,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:20:13,030 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:20:13,030 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:20:13,031 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:20:13,031 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:20:13,031 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:20:13,032 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:20:13,032 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:20:13,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:20:13,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:20:13,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:20:13,046 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:20:13,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:20:13,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:20:13,047 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:20:13,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:20:13,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:20:13,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:20:13,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:20:13,049 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:20:13,049 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:20:13,049 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:20:13,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:20:13,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:20:13,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:20:13,050 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:20:13,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:20:13,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:20:13,050 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:20:13,050 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:20:13,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:20:13,050 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:20:13,051 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:20:13,051 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_57c555f1-5a00-4748-952b-fde6e78de873/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 -> 5d57b69a18e01217b153b00cc1c03d5a7a42828b [2018-11-10 12:20:13,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:20:13,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:20:13,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:20:13,095 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:20:13,096 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:20:13,096 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-11-10 12:20:13,133 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/82efc805e/06db574e037d40499fda0d4dd280529d/FLAG8540da5af [2018-11-10 12:20:13,454 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:20:13,454 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-11-10 12:20:13,458 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/82efc805e/06db574e037d40499fda0d4dd280529d/FLAG8540da5af [2018-11-10 12:20:13,467 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/bin-2019/ukojak/data/82efc805e/06db574e037d40499fda0d4dd280529d [2018-11-10 12:20:13,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:20:13,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:20:13,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:20:13,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:20:13,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:20:13,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24051e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13, skipping insertion in model container [2018-11-10 12:20:13,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:20:13,497 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:20:13,609 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:20:13,614 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:20:13,627 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:20:13,638 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:20:13,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13 WrapperNode [2018-11-10 12:20:13,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:20:13,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:20:13,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:20:13,639 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:20:13,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:20:13,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:20:13,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:20:13,661 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:20:13,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... [2018-11-10 12:20:13,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:20:13,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:20:13,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:20:13,677 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:20:13,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:20:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_57c555f1-5a00-4748-952b-fde6e78de873/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 12:20:13,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:20:13,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:20:14,537 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:20:14,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:20:14 BoogieIcfgContainer [2018-11-10 12:20:14,538 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:20:14,538 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:20:14,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:20:14,547 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:20:14,547 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:20:14" (1/1) ... [2018-11-10 12:20:14,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:20:14,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:14,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 12:20:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 12:20:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 12:20:14,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:14,622 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:20:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:20:14,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:20:14,657 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 12:20:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:14,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 12:20:14,665 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 12:20:14,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 12:20:14,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:14,667 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:20:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:20:14,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:20:14,792 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 12:20:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-11-10 12:20:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-11-10 12:20:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:20:17,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:17,925 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:20:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:20:18,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:20:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:20:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-11-10 12:20:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-11-10 12:20:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:20:26,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:26,962 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:20:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:20:28,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:20:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:20:41,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:20:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2018-11-10 12:20:41,578 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2018-11-10 12:20:41,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:20:41,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:20:41,580 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:20:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:20:46,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:20:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:21:00,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:21:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2018-11-10 12:21:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2018-11-10 12:21:00,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:21:00,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:21:00,058 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:21:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:21:05,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:21:05,739 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:21:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:21:22,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2018-11-10 12:21:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2018-11-10 12:21:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:21:22,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:21:22,649 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 12:21:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 12:21:32,837 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:21:32,840 INFO L168 Benchmark]: Toolchain (without parser) took 79370.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 201.3 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -226.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:21:32,841 INFO L168 Benchmark]: CDTParser took 0.12 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 12:21:32,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.20 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 937.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:21:32,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.91 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 12:21:32,843 INFO L168 Benchmark]: Boogie Preprocessor took 15.57 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:21:32,844 INFO L168 Benchmark]: RCFGBuilder took 861.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:21:32,845 INFO L168 Benchmark]: CodeCheck took 78301.09 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -55.1 MB). Peak memory consumption was 2.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:21:32,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 168.20 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 937.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.91 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. * Boogie Preprocessor took 15.57 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 861.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * CodeCheck took 78301.09 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -55.1 MB). Peak memory consumption was 2.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...