./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/test_union_true-termination.c_true-unreach-call_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_union_true-termination.c_true-unreach-call_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/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 a969e235956e95a6ccb69743270b8e304c11ffb4 ............................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:44:06,227 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:44:06,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:44:06,237 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:44:06,237 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:44:06,238 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:44:06,238 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:44:06,239 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:44:06,240 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:44:06,241 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:44:06,242 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:44:06,242 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:44:06,242 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:44:06,243 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:44:06,244 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:44:06,244 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:44:06,245 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:44:06,246 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:44:06,247 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:44:06,248 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:44:06,249 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:44:06,250 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:44:06,251 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:44:06,251 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:44:06,251 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:44:06,252 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:44:06,253 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:44:06,253 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:44:06,254 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:44:06,254 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:44:06,255 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:44:06,255 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:44:06,255 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:44:06,255 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:44:06,256 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:44:06,256 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:44:06,257 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:44:06,266 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:44:06,266 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:44:06,267 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:44:06,267 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:44:06,267 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:44:06,267 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:44:06,268 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:44:06,268 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:44:06,269 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:44:06,269 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:44:06,269 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:44:06,269 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:44:06,269 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:44:06,269 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:44:06,269 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:44:06,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:44:06,270 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:44:06,270 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:44:06,270 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:44:06,270 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:44:06,270 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:44:06,270 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:44:06,270 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_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/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 -> a969e235956e95a6ccb69743270b8e304c11ffb4 [2018-11-10 04:44:06,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:44:06,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:44:06,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:44:06,305 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:44:06,305 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:44:06,305 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test_union_true-termination.c_true-unreach-call_1.i [2018-11-10 04:44:06,339 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/data/ceda62eab/f1b58a2b217f4e888f2c5f4a81e0b672/FLAGa0d512d25 [2018-11-10 04:44:06,730 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:44:06,731 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/sv-benchmarks/c/ldv-regression/test_union_true-termination.c_true-unreach-call_1.i [2018-11-10 04:44:06,734 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/data/ceda62eab/f1b58a2b217f4e888f2c5f4a81e0b672/FLAGa0d512d25 [2018-11-10 04:44:06,743 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/data/ceda62eab/f1b58a2b217f4e888f2c5f4a81e0b672 [2018-11-10 04:44:06,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:44:06,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:44:06,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:44:06,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:44:06,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:44:06,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32089edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06, skipping insertion in model container [2018-11-10 04:44:06,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:44:06,769 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:44:06,859 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:44:06,861 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:44:06,870 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:44:06,883 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:44:06,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06 WrapperNode [2018-11-10 04:44:06,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:44:06,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:44:06,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:44:06,884 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:44:06,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:44:06,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:44:06,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:44:06,906 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:44:06,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... [2018-11-10 04:44:06,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:44:06,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:44:06,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:44:06,918 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:44:06,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:44:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:44:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:44:06,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:44:07,108 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:44:07,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:44:07 BoogieIcfgContainer [2018-11-10 04:44:07,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:44:07,109 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:44:07,110 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:44:07,118 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:44:07,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:44:07" (1/1) ... [2018-11-10 04:44:07,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:44:07,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:44:07,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 04:44:07,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 04:44:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 04:44:07,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:44:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:44:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:44:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:44:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2018-11-10 04:44:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2018-11-10 04:44:07,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:44:07,270 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-10 04:44:07,277 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:44:07,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:44:07 ImpRootNode [2018-11-10 04:44:07,284 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:44:07,284 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:44:07,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:44:07,285 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:44:07,285 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:44:07" (3/4) ... [2018-11-10 04:44:07,288 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:44:07,296 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 04:44:07,297 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 04:44:07,297 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 04:44:07,297 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 04:44:07,324 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d9f0ac2a-9c46-4240-ba7c-e67c98bbfd67/bin-2019/ukojak/witness.graphml [2018-11-10 04:44:07,324 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:44:07,325 INFO L168 Benchmark]: Toolchain (without parser) took 579.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -176.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:44:07,326 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:44:07,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 136.80 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:44:07,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.27 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:44:07,327 INFO L168 Benchmark]: Boogie Preprocessor took 11.69 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:44:07,327 INFO L168 Benchmark]: RCFGBuilder took 190.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 946.8 MB in the beginning and 1.2 GB in the end (delta: -207.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:44:07,328 INFO L168 Benchmark]: CodeCheck took 174.70 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: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:44:07,328 INFO L168 Benchmark]: Witness Printer took 39.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:44:07,331 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, 10 locations, 1 error locations. SAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 136.80 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.27 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.69 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 190.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 946.8 MB in the beginning and 1.2 GB in the end (delta: -207.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 174.70 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: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Witness Printer took 39.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...