./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/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 91fda61e05234dbe68b069d372f5d4b0bb73b229 .............................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:18:37,117 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:18:37,118 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:18:37,126 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:18:37,126 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:18:37,127 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:18:37,128 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:18:37,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:18:37,130 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:18:37,131 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:18:37,131 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:18:37,132 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:18:37,132 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:18:37,133 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:18:37,134 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:18:37,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:18:37,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:18:37,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:18:37,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:18:37,138 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:18:37,139 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:18:37,140 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:18:37,142 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:18:37,142 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:18:37,142 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:18:37,143 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:18:37,143 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:18:37,144 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:18:37,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:18:37,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:18:37,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:18:37,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:18:37,146 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:18:37,146 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:18:37,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:18:37,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:18:37,148 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 14:18:37,158 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:18:37,158 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:18:37,159 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:18:37,159 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 14:18:37,160 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:18:37,160 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:18:37,160 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:18:37,160 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:18:37,160 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:18:37,161 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:18:37,162 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:18:37,162 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:18:37,162 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 14:18:37,162 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 14:18:37,162 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:18:37,162 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:18:37,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 14:18:37,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:18:37,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:18:37,163 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:18:37,163 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 14:18:37,163 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:18:37,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:18:37,164 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_55d55e21-2930-4b92-9de6-3252705c4e0f/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 -> 91fda61e05234dbe68b069d372f5d4b0bb73b229 [2018-11-23 14:18:37,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:18:37,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:18:37,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:18:37,201 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:18:37,201 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:18:37,202 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c [2018-11-23 14:18:37,247 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/data/60efaaae5/999cb4c70f8d40cda79396f264341991/FLAGd598d1b1f [2018-11-23 14:18:37,660 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:18:37,661 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/sv-benchmarks/c/ssh-simplified/s3_srvr_1b_true-unreach-call_false-termination.cil.c [2018-11-23 14:18:37,665 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/data/60efaaae5/999cb4c70f8d40cda79396f264341991/FLAGd598d1b1f [2018-11-23 14:18:37,674 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/data/60efaaae5/999cb4c70f8d40cda79396f264341991 [2018-11-23 14:18:37,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:18:37,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:18:37,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:18:37,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:18:37,682 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:18:37,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3438b8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37, skipping insertion in model container [2018-11-23 14:18:37,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:18:37,714 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:18:37,846 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:18:37,848 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:18:37,861 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:18:37,870 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:18:37,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37 WrapperNode [2018-11-23 14:18:37,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:18:37,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:18:37,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:18:37,871 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:18:37,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:18:37,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:18:37,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:18:37,890 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:18:37,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... [2018-11-23 14:18:37,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:18:37,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:18:37,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:18:37,937 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:18:37,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:18:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 14:18:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:18:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:18:38,140 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:18:38,140 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 14:18:38,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:18:38 BoogieIcfgContainer [2018-11-23 14:18:38,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:18:38,141 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 14:18:38,141 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 14:18:38,149 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 14:18:38,149 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:18:38" (1/1) ... [2018-11-23 14:18:38,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:18:38,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2018-11-23 14:18:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2018-11-23 14:18:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 14:18:38,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2018-11-23 14:18:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2018-11-23 14:18:38,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 14:18:38,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2018-11-23 14:18:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2018-11-23 14:18:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 14:18:38,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:38,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2018-11-23 14:18:38,523 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2018-11-23 14:18:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 14:18:38,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2018-11-23 14:18:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2018-11-23 14:18:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 14:18:38,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 14:18:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 53 transitions. [2018-11-23 14:18:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2018-11-23 14:18:38,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 14:18:38,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:38,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:38,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2018-11-23 14:18:38,925 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2018-11-23 14:18:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 14:18:38,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:39,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:39,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 41 states and 73 transitions. [2018-11-23 14:18:39,148 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 73 transitions. [2018-11-23 14:18:39,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 14:18:39,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 14:18:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-11-23 14:18:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-11-23 14:18:39,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 14:18:39,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-23 14:18:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-23 14:18:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 14:18:39,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:39,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:39,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-11-23 14:18:39,435 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-11-23 14:18:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 14:18:39,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:39,482 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2018-11-23 14:18:39,806 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2018-11-23 14:18:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 14:18:39,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:39,838 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:40,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2018-11-23 14:18:40,022 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2018-11-23 14:18:40,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 14:18:40,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2018-11-23 14:18:40,102 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2018-11-23 14:18:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 14:18:40,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 58 states and 92 transitions. [2018-11-23 14:18:40,750 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 92 transitions. [2018-11-23 14:18:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 14:18:40,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:18:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2018-11-23 14:18:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2018-11-23 14:18:40,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 14:18:40,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:40,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:41,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:41,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2018-11-23 14:18:41,103 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2018-11-23 14:18:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 14:18:41,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2018-11-23 14:18:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2018-11-23 14:18:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 14:18:41,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:41,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:41,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:41,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2018-11-23 14:18:41,333 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2018-11-23 14:18:41,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 14:18:41,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:41,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 68 states and 99 transitions. [2018-11-23 14:18:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2018-11-23 14:18:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 14:18:41,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:41,541 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 14:18:41,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2018-11-23 14:18:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2018-11-23 14:18:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 14:18:41,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:41,845 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 14:18:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2018-11-23 14:18:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2018-11-23 14:18:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 14:18:41,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:42,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2018-11-23 14:18:42,212 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2018-11-23 14:18:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 14:18:42,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 82 states and 118 transitions. [2018-11-23 14:18:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2018-11-23 14:18:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 14:18:42,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2018-11-23 14:18:42,654 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2018-11-23 14:18:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 14:18:42,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:42,663 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:18:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2018-11-23 14:18:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2018-11-23 14:18:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 14:18:42,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:18:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:18:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 14:18:42,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:18:42,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2018-11-23 14:18:42,871 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2018-11-23 14:18:42,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:18:42,872 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2018-11-23 14:18:42,879 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 14:18:43,028 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2018-11-23 14:18:43,267 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2018-11-23 14:18:43,267 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-23 14:18:43,274 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-23 14:18:43,275 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:18:43,275 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:18:43,276 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-23 14:18:43,276 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-23 14:18:43,277 INFO L579 CodeCheckObserver]: Invariant with dag size 30 [2018-11-23 14:18:43,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:18:43 ImpRootNode [2018-11-23 14:18:43,279 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 14:18:43,279 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:18:43,279 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:18:43,280 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:18:43,280 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:18:38" (3/4) ... [2018-11-23 14:18:43,283 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:18:43,290 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 14:18:43,291 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:18:43,328 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_55d55e21-2930-4b92-9de6-3252705c4e0f/bin-2019/ukojak/witness.graphml [2018-11-23 14:18:43,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:18:43,329 INFO L168 Benchmark]: Toolchain (without parser) took 5651.40 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 297.8 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -222.4 MB). Peak memory consumption was 75.4 MB. Max. memory is 11.5 GB. [2018-11-23 14:18:43,329 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:18:43,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.43 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 942.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:18:43,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.20 ms. Allocated memory is still 1.0 GB. Free memory was 942.8 MB in the beginning and 940.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:18:43,330 INFO L168 Benchmark]: Boogie Preprocessor took 46.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 940.1 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:18:43,330 INFO L168 Benchmark]: RCFGBuilder took 203.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:18:43,331 INFO L168 Benchmark]: CodeCheck took 5138.18 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -82.3 MB). Peak memory consumption was 457.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:18:43,331 INFO L168 Benchmark]: Witness Printer took 48.75 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:18:43,333 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, 23 locations, 1 error locations. SAFE Result, 4.7s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 239337984 SDtfs, 483191356 SDslu, 1069022704 SDs, 0 SdLazy, 1205555078 SolverSat, 403548222 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4069 GetRequests, 3809 SyntacticMatches, 66 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19377 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 485 NumberOfCodeBlocks, 485 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 19755 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 17 PerfectInterpolantSequences, 301/401 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 139]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: blastFlag <= 4 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((blastFlag <= 2 && !(blastFlag == 2)) || (blastFlag <= 4 && 8656 <= s__state)) || (s__hit == 0 && blastFlag == 2)) || (s__state == 8640 && !(s__hit == 0))) || (blastFlag == 2 && !(s__state == 8512)) - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((s__state == 8640 && !(s__hit == 0)) || blastFlag <= 2) || (blastFlag <= 4 && !(s__state == 8640)) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((blastFlag <= 2 && !(s__state == 8512)) || (s__hit == 0 && blastFlag == 2)) || (s__state == 8640 && !(s__hit == 0))) || (blastFlag <= 2 && !(blastFlag == 2))) || (blastFlag <= 4 && 8656 <= s__state) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (((((((s__hit == 0 && blastFlag == 2) && s__state == 8512) || (s__state == 8466 && blastFlag <= 2)) || blastFlag <= 0) || (s__state == 8640 && !(s__hit == 0))) || (blastFlag <= 4 && 8656 <= s__state)) || ((s__state == 8512 && blastFlag <= 2) && !(blastFlag == 2))) || ((8512 <= s__state && blastFlag <= 2) && !(s__state == 8512)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.43 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 942.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.20 ms. Allocated memory is still 1.0 GB. Free memory was 942.8 MB in the beginning and 940.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 940.1 MB in the beginning and 1.1 GB in the end (delta: -174.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 203.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 5138.18 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -82.3 MB). Peak memory consumption was 457.5 MB. Max. memory is 11.5 GB. * Witness Printer took 48.75 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...