./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loops/vogal_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/vogal_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/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 fb43643cd35c65185f84c332fba8bb38d564a0a2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:25:02,202 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:25:02,203 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:25:02,212 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:25:02,212 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:25:02,213 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:25:02,214 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:25:02,216 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:25:02,217 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:25:02,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:25:02,219 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:25:02,219 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:25:02,220 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:25:02,222 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:25:02,223 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:25:02,223 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:25:02,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:25:02,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:25:02,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:25:02,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:25:02,231 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:25:02,232 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:25:02,234 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:25:02,235 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:25:02,235 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:25:02,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:25:02,237 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:25:02,238 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:25:02,238 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:25:02,239 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:25:02,239 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:25:02,240 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:25:02,241 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:25:02,241 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:25:02,242 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:25:02,242 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:25:02,243 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:25:02,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:25:02,255 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:25:02,256 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:25:02,256 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:25:02,257 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:25:02,257 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:25:02,257 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:25:02,257 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:25:02,257 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:25:02,258 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:25:02,258 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:25:02,258 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:25:02,258 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:25:02,258 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:25:02,258 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:25:02,259 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:25:02,259 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:25:02,259 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:25:02,259 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:25:02,259 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:25:02,259 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:25:02,259 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:25:02,260 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:25:02,260 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:25:02,260 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:25:02,260 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:25:02,260 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:25:02,261 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:25:02,261 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:25:02,261 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_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/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 -> fb43643cd35c65185f84c332fba8bb38d564a0a2 [2018-11-18 18:25:02,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:25:02,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:25:02,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:25:02,306 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:25:02,306 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:25:02,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/../../sv-benchmarks/c/loops/vogal_false-unreach-call.i [2018-11-18 18:25:02,365 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/data/2ed3ee5e0/d1cc597d0ccf41cba4287ceacb528fae/FLAGb6ef55c76 [2018-11-18 18:25:02,690 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:25:02,690 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/sv-benchmarks/c/loops/vogal_false-unreach-call.i [2018-11-18 18:25:02,697 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/data/2ed3ee5e0/d1cc597d0ccf41cba4287ceacb528fae/FLAGb6ef55c76 [2018-11-18 18:25:03,128 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/data/2ed3ee5e0/d1cc597d0ccf41cba4287ceacb528fae [2018-11-18 18:25:03,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:25:03,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:25:03,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:25:03,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:25:03,137 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:25:03,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795587e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03, skipping insertion in model container [2018-11-18 18:25:03,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:25:03,175 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:25:03,358 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:25:03,363 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:25:03,384 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:25:03,398 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:25:03,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03 WrapperNode [2018-11-18 18:25:03,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:25:03,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:25:03,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:25:03,399 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:25:03,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:25:03,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:25:03,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:25:03,437 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:25:03,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:25:03,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:25:03,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:25:03,510 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:25:03,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:25:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/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 [2018-11-18 18:25:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 18:25:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:25:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:25:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:25:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 18:25:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 18:25:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 18:25:03,900 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:25:03,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:25:03 BoogieIcfgContainer [2018-11-18 18:25:03,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:25:03,901 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:25:03,901 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:25:03,909 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:25:03,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:25:03" (1/1) ... [2018-11-18 18:25:03,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:25:03,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:03,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2018-11-18 18:25:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2018-11-18 18:25:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 18:25:03,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:04,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2018-11-18 18:25:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2018-11-18 18:25:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 18:25:04,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2018-11-18 18:25:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2018-11-18 18:25:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 18:25:04,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:04,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2018-11-18 18:25:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2018-11-18 18:25:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 18:25:04,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:04,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2018-11-18 18:25:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2018-11-18 18:25:04,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 18:25:04,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2018-11-18 18:25:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2018-11-18 18:25:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 18:25:04,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:04,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2018-11-18 18:25:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2018-11-18 18:25:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 18:25:04,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:05,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2018-11-18 18:25:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2018-11-18 18:25:05,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 18:25:05,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:05,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:05,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2018-11-18 18:25:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2018-11-18 18:25:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 18:25:05,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2018-11-18 18:25:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2018-11-18 18:25:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 18:25:05,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:05,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:05,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2018-11-18 18:25:05,856 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2018-11-18 18:25:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 18:25:05,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:25:06,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2018-11-18 18:25:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2018-11-18 18:25:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 18:25:06,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2018-11-18 18:25:06,405 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2018-11-18 18:25:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 18:25:06,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2018-11-18 18:25:06,432 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2018-11-18 18:25:06,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 18:25:06,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:06,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2018-11-18 18:25:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2018-11-18 18:25:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 18:25:06,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,529 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2018-11-18 18:25:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-11-18 18:25:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 18:25:06,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,615 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:06,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2018-11-18 18:25:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-11-18 18:25:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 18:25:06,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:06,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:06,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2018-11-18 18:25:06,868 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-11-18 18:25:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 18:25:06,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 62 states and 75 transitions. [2018-11-18 18:25:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 75 transitions. [2018-11-18 18:25:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 18:25:07,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2018-11-18 18:25:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2018-11-18 18:25:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 18:25:07,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:07,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:07,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 66 states and 79 transitions. [2018-11-18 18:25:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2018-11-18 18:25:07,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 18:25:07,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:07,699 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 68 states and 81 transitions. [2018-11-18 18:25:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 81 transitions. [2018-11-18 18:25:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 18:25:07,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:07,927 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:07,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 83 transitions. [2018-11-18 18:25:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2018-11-18 18:25:07,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 18:25:07,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:08,141 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 72 states and 85 transitions. [2018-11-18 18:25:08,260 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 85 transitions. [2018-11-18 18:25:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 18:25:08,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:08,387 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 74 states and 87 transitions. [2018-11-18 18:25:08,407 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2018-11-18 18:25:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 18:25:08,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:08,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 89 transitions. [2018-11-18 18:25:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2018-11-18 18:25:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 18:25:08,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:09,156 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2018-11-18 18:25:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2018-11-18 18:25:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 18:25:09,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:09,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2018-11-18 18:25:09,691 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2018-11-18 18:25:09,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 18:25:09,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:09,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2018-11-18 18:25:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2018-11-18 18:25:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 18:25:09,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2018-11-18 18:25:10,539 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2018-11-18 18:25:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 18:25:10,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:10,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 86 states and 99 transitions. [2018-11-18 18:25:10,825 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2018-11-18 18:25:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 18:25:10,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 2 proven. 72 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:11,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 88 states and 101 transitions. [2018-11-18 18:25:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2018-11-18 18:25:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 18:25:11,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 18:25:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2018-11-18 18:25:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2018-11-18 18:25:11,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 18:25:11,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:25:12,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:12,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2018-11-18 18:25:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2018-11-18 18:25:12,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 18:25:12,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:13,316 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-18 18:25:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:18,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 94 states and 108 transitions. [2018-11-18 18:25:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2018-11-18 18:25:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 18:25:18,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-18 18:25:21,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:21,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 99 states and 114 transitions. [2018-11-18 18:25:21,504 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2018-11-18 18:25:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 18:25:21,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 104 states and 122 transitions. [2018-11-18 18:25:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2018-11-18 18:25:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 18:25:22,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:24,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 106 states and 125 transitions. [2018-11-18 18:25:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 125 transitions. [2018-11-18 18:25:24,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 18:25:24,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:25,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:25,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 108 states and 128 transitions. [2018-11-18 18:25:25,624 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 128 transitions. [2018-11-18 18:25:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-18 18:25:25,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:26,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:26,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 110 states and 131 transitions. [2018-11-18 18:25:26,857 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 131 transitions. [2018-11-18 18:25:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 18:25:26,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 112 states and 134 transitions. [2018-11-18 18:25:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 134 transitions. [2018-11-18 18:25:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 18:25:28,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:28,545 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:29,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 114 states and 137 transitions. [2018-11-18 18:25:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 137 transitions. [2018-11-18 18:25:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 18:25:29,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 116 states and 140 transitions. [2018-11-18 18:25:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 140 transitions. [2018-11-18 18:25:30,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-18 18:25:30,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:31,447 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:32,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:32,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 118 states and 143 transitions. [2018-11-18 18:25:32,200 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2018-11-18 18:25:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 18:25:32,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:32,842 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 120 states and 146 transitions. [2018-11-18 18:25:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 146 transitions. [2018-11-18 18:25:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 18:25:33,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:35,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 122 states and 149 transitions. [2018-11-18 18:25:35,272 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 149 transitions. [2018-11-18 18:25:35,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 18:25:35,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:25:36,143 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-18 18:25:37,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:25:37,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 124 states and 152 transitions. [2018-11-18 18:25:37,034 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 152 transitions. [2018-11-18 18:25:37,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 18:25:37,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:25:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:25:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:25:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:25:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:25:39,090 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 47 iterations. [2018-11-18 18:25:39,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:25:39 ImpRootNode [2018-11-18 18:25:39,145 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:25:39,146 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:25:39,146 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:25:39,146 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:25:39,147 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:25:03" (3/4) ... [2018-11-18 18:25:39,149 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 18:25:39,236 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_72e59d88-3c4c-45a9-be69-eb10f4cb0f32/bin-2019/ukojak/witness.graphml [2018-11-18 18:25:39,236 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:25:39,238 INFO L168 Benchmark]: Toolchain (without parser) took 36106.21 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 489.7 MB). Free memory was 959.1 MB in the beginning and 975.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 473.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:25:39,239 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:25:39,240 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.90 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:25:39,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.79 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:25:39,240 INFO L168 Benchmark]: Boogie Preprocessor took 72.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 945.7 MB in the beginning and 1.2 GB in the end (delta: -209.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 18:25:39,241 INFO L168 Benchmark]: RCFGBuilder took 390.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:25:39,241 INFO L168 Benchmark]: CodeCheck took 35244.50 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 331.9 MB). Free memory was 1.1 GB in the beginning and 975.1 MB in the end (delta: 152.0 MB). Peak memory consumption was 483.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:25:39,242 INFO L168 Benchmark]: Witness Printer took 90.43 ms. Allocated memory is still 1.5 GB. Free memory is still 975.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:25:39,244 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, 34 locations, 1 error locations. UNSAFE Result, 35.1s OverallTime, 47 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1073741824 SDtfs, -1073162244 SDslu, -2146631684 SDs, 0 SdLazy, 1266670 SolverSat, -2147079174 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13682 GetRequests, 12889 SyntacticMatches, 451 SemanticMatches, 342 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57827 ImplicationChecksByTransitivity, 28.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 2279 NumberOfCodeBlocks, 2279 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 2150 ConstructedInterpolants, 0 QuantifiedInterpolants, 324394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 9 PerfectInterpolantSequences, 5326/6728 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] FCALL char string_entrada[10], vetor_vogais[]={'a','A','e','E','i','I','o','O','u','U','\0'}; [L16] unsigned int i,j,cont, tam_string, n_caracter; [L18] i=0 [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND TRUE i<10 [L19] FCALL string_entrada[i] = __VERIFIER_nondet_char() [L18] i++ [L18] COND FALSE !(i<10) [L21] FCALL string_entrada[10 -1]='\0' [L23] n_caracter = 0 [L24] EXPR, FCALL string_entrada[n_caracter] [L24] COND TRUE string_entrada[n_caracter]!='\0' [L25] n_caracter++ [L24] EXPR, FCALL string_entrada[n_caracter] [L24] COND FALSE !(string_entrada[n_caracter]!='\0') [L27] cont = 0 [L28] i=0 [L28] COND TRUE i