./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product03_true-unreach-call_true-termination.cil.c --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_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/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 cdb705451c6fea738760a6b9963fc72ac4c0d764 .............................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:08:29,680 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:08:29,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:08:29,688 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:08:29,688 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:08:29,689 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:08:29,690 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:08:29,691 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:08:29,692 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:08:29,693 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:08:29,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:08:29,694 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:08:29,694 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:08:29,695 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:08:29,696 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:08:29,696 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:08:29,697 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:08:29,698 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:08:29,699 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:08:29,700 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:08:29,701 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:08:29,702 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:08:29,703 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:08:29,703 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:08:29,704 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:08:29,704 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:08:29,705 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:08:29,706 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:08:29,706 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:08:29,707 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:08:29,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:08:29,708 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:08:29,708 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:08:29,708 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:08:29,709 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:08:29,709 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:08:29,710 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:08:29,720 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:08:29,720 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:08:29,721 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:08:29,721 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:08:29,721 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:08:29,721 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:08:29,721 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:08:29,722 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:08:29,723 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:08:29,723 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:08:29,723 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:08:29,723 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:08:29,723 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:08:29,723 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:08:29,723 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:08:29,723 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:08:29,724 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:08:29,724 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:08:29,724 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:08:29,724 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:08:29,724 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:08:29,724 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_27cb33ac-68ff-45f8-8e99-b1754174ec9f/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 -> cdb705451c6fea738760a6b9963fc72ac4c0d764 [2018-11-18 16:08:29,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:08:29,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:08:29,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:08:29,759 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:08:29,759 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:08:29,760 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/email_spec11_product03_true-unreach-call_true-termination.cil.c [2018-11-18 16:08:29,808 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/data/8f6ffbf37/a27108c6d3b842ec9c159e8d2b39f633/FLAGf365e0354 [2018-11-18 16:08:30,197 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:08:30,198 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/sv-benchmarks/c/product-lines/email_spec11_product03_true-unreach-call_true-termination.cil.c [2018-11-18 16:08:30,210 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/data/8f6ffbf37/a27108c6d3b842ec9c159e8d2b39f633/FLAGf365e0354 [2018-11-18 16:08:30,564 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/data/8f6ffbf37/a27108c6d3b842ec9c159e8d2b39f633 [2018-11-18 16:08:30,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:08:30,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:08:30,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:08:30,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:08:30,570 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:08:30,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:08:30" (1/1) ... [2018-11-18 16:08:30,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@321c0202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:30, skipping insertion in model container [2018-11-18 16:08:30,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:08:30" (1/1) ... [2018-11-18 16:08:30,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:08:30,620 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:08:30,937 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:08:30,946 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:08:31,082 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:08:31,108 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:08:31,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31 WrapperNode [2018-11-18 16:08:31,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:08:31,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:08:31,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:08:31,109 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:08:31,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:08:31,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:08:31,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:08:31,163 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:08:31,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... [2018-11-18 16:08:31,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:08:31,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:08:31,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:08:31,196 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:08:31,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:08:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/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 16:08:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:08:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-11-18 16:08:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-11-18 16:08:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-11-18 16:08:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-11-18 16:08:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-11-18 16:08:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-11-18 16:08:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 16:08:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2018-11-18 16:08:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2018-11-18 16:08:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-11-18 16:08:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-11-18 16:08:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-11-18 16:08:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-11-18 16:08:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-11-18 16:08:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-11-18 16:08:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-11-18 16:08:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-11-18 16:08:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:08:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:08:32,117 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:08:32,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:08:32 BoogieIcfgContainer [2018-11-18 16:08:32,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:08:32,118 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:08:32,118 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:08:32,125 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:08:32,125 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:08:32" (1/1) ... [2018-11-18 16:08:32,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:08:32,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:08:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2018-11-18 16:08:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2018-11-18 16:08:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 16:08:32,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:08:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:08:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:08:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:08:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2018-11-18 16:08:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2018-11-18 16:08:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 16:08:32,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:08:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:08:32,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:08:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:08:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2018-11-18 16:08:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2018-11-18 16:08:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 16:08:32,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:08:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:08:32,608 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 16:08:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:08:32,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2018-11-18 16:08:32,690 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2018-11-18 16:08:32,691 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:08:32,692 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-18 16:08:32,701 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 16:08:32,771 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,774 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,775 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,775 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,775 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,775 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,775 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,775 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,776 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,777 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,777 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,777 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,778 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,778 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,778 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,778 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,779 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,779 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,779 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,779 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,779 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 16:08:32,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 04:08:32 ImpRootNode [2018-11-18 16:08:32,780 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 16:08:32,780 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:08:32,780 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:08:32,780 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:08:32,781 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:08:32" (3/4) ... [2018-11-18 16:08:32,784 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:08:32,789 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-11-18 16:08:32,790 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-11-18 16:08:32,790 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-11-18 16:08:32,790 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-11-18 16:08:32,790 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-11-18 16:08:32,790 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2018-11-18 16:08:32,791 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-11-18 16:08:32,791 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-11-18 16:08:32,800 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2018-11-18 16:08:32,801 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-18 16:08:32,801 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 16:08:32,891 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_27cb33ac-68ff-45f8-8e99-b1754174ec9f/bin-2019/ukojak/witness.graphml [2018-11-18 16:08:32,891 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:08:32,892 INFO L168 Benchmark]: Toolchain (without parser) took 2325.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 955.8 MB in the beginning and 892.3 MB in the end (delta: 63.4 MB). Peak memory consumption was 216.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:08:32,893 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:08:32,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -171.5 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:08:32,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.84 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: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:08:32,894 INFO L168 Benchmark]: Boogie Preprocessor took 32.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:08:32,894 INFO L168 Benchmark]: RCFGBuilder took 921.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.8 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:08:32,894 INFO L168 Benchmark]: CodeCheck took 661.98 ms. Allocated memory is still 1.2 GB. Free memory was 988.8 MB in the beginning and 906.1 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:08:32,895 INFO L168 Benchmark]: Witness Printer took 111.32 ms. Allocated memory is still 1.2 GB. Free memory was 906.1 MB in the beginning and 892.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:08:32,896 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 9 procedures, 128 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 270 SDtfs, 16 SDslu, 104 SDs, 0 SdLazy, 36 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 854 GetRequests, 846 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 135 NumberOfCodeBlocks, 135 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 6380 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 27/27 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: 1019]: 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: 231]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 540.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -171.5 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.84 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: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 921.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.8 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.8 MB. Max. memory is 11.5 GB. * CodeCheck took 661.98 ms. Allocated memory is still 1.2 GB. Free memory was 988.8 MB in the beginning and 906.1 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 11.5 GB. * Witness Printer took 111.32 ms. Allocated memory is still 1.2 GB. Free memory was 906.1 MB in the beginning and 892.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...