./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product05_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_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product05_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/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 287a23d08eab86c6fb35463a3e779b64ab9bd712 .................................................................................................................................................................................................................................................................................................................................. 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 11:55:17,294 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:55:17,295 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:55:17,301 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:55:17,301 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:55:17,302 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:55:17,303 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:55:17,304 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:55:17,305 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:55:17,306 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:55:17,306 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:55:17,306 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:55:17,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:55:17,308 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:55:17,308 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:55:17,309 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:55:17,310 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:55:17,311 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:55:17,313 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:55:17,314 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:55:17,314 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:55:17,315 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:55:17,317 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:55:17,317 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:55:17,317 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:55:17,318 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:55:17,319 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:55:17,319 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:55:17,320 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:55:17,321 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:55:17,321 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:55:17,322 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:55:17,322 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:55:17,322 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:55:17,322 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:55:17,323 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:55:17,323 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:55:17,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:55:17,332 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:55:17,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:55:17,333 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:55:17,334 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:55:17,334 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:55:17,334 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:55:17,334 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:55:17,335 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:55:17,336 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:55:17,336 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:55:17,336 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:55:17,336 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:55:17,336 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:55:17,336 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:55:17,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:55:17,337 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:55:17,337 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:55:17,337 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:55:17,337 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:55:17,337 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:55:17,337 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:55:17,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:55:17,338 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_50ff4393-bef4-4f12-9205-fb3560a479fa/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 -> 287a23d08eab86c6fb35463a3e779b64ab9bd712 [2018-11-18 11:55:17,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:55:17,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:55:17,374 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:55:17,375 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:55:17,376 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:55:17,376 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/email_spec0_product05_true-unreach-call_true-termination.cil.c [2018-11-18 11:55:17,418 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/data/bd3b2bb4b/1f9e55422ff9470db5adb348dbd2f6a8/FLAG6e7590a50 [2018-11-18 11:55:17,895 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:55:17,895 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/sv-benchmarks/c/product-lines/email_spec0_product05_true-unreach-call_true-termination.cil.c [2018-11-18 11:55:17,908 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/data/bd3b2bb4b/1f9e55422ff9470db5adb348dbd2f6a8/FLAG6e7590a50 [2018-11-18 11:55:18,394 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/data/bd3b2bb4b/1f9e55422ff9470db5adb348dbd2f6a8 [2018-11-18 11:55:18,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:55:18,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:55:18,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:55:18,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:55:18,399 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:55:18,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2204a976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18, skipping insertion in model container [2018-11-18 11:55:18,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:55:18,446 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:55:18,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:55:18,822 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:55:18,894 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:55:18,922 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:55:18,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18 WrapperNode [2018-11-18 11:55:18,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:55:18,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:55:18,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:55:18,923 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:55:18,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:55:18,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:55:18,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:55:18,976 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:55:18,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:18,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:19,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:19,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... [2018-11-18 11:55:19,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:55:19,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:55:19,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:55:19,011 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:55:19,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:55:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/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 11:55:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:55:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-11-18 11:55:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-11-18 11:55:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-11-18 11:55:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-11-18 11:55:19,052 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-11-18 11:55:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-11-18 11:55:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 11:55:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-11-18 11:55:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-11-18 11:55:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-11-18 11:55:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-11-18 11:55:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-11-18 11:55:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-11-18 11:55:19,053 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-11-18 11:55:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-11-18 11:55:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:55:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:55:20,052 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:55:20,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:55:20 BoogieIcfgContainer [2018-11-18 11:55:20,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:55:20,053 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:55:20,054 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:55:20,063 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:55:20,063 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:55:20" (1/1) ... [2018-11-18 11:55:20,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:55:20,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:55:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 78 states and 113 transitions. [2018-11-18 11:55:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2018-11-18 11:55:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 11:55:20,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:55:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:55:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:55:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:55:20,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2018-11-18 11:55:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-11-18 11:55:20,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 11:55:20,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:55:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:55:20,403 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 11:55:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:55:20,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 124 transitions. [2018-11-18 11:55:20,444 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2018-11-18 11:55:20,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 11:55:20,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:55:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:55:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:55:20,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:55:20,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 122 transitions. [2018-11-18 11:55:20,623 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2018-11-18 11:55:20,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:55:20,624 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-18 11:55:20,630 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:55:20,663 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,666 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,666 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,666 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,667 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,670 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,672 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:55:20,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:55:20 ImpRootNode [2018-11-18 11:55:20,673 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:55:20,673 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:55:20,673 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:55:20,673 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:55:20,674 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:55:20" (3/4) ... [2018-11-18 11:55:20,676 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:55:20,680 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-11-18 11:55:20,680 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-11-18 11:55:20,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-11-18 11:55:20,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-11-18 11:55:20,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-11-18 11:55:20,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-11-18 11:55:20,681 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-11-18 11:55:20,690 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2018-11-18 11:55:20,691 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2018-11-18 11:55:20,692 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 11:55:20,776 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_50ff4393-bef4-4f12-9205-fb3560a479fa/bin-2019/ukojak/witness.graphml [2018-11-18 11:55:20,776 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:55:20,777 INFO L168 Benchmark]: Toolchain (without parser) took 2380.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.6 MB in the beginning and 880.6 MB in the end (delta: 76.0 MB). Peak memory consumption was 229.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,778 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:55:20,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,778 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.31 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,778 INFO L168 Benchmark]: Boogie Preprocessor took 34.36 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,779 INFO L168 Benchmark]: RCFGBuilder took 1042.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.1 MB in the end (delta: 139.9 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,779 INFO L168 Benchmark]: CodeCheck took 619.57 ms. Allocated memory is still 1.2 GB. Free memory was 976.1 MB in the beginning and 897.1 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,779 INFO L168 Benchmark]: Witness Printer took 103.12 ms. Allocated memory is still 1.2 GB. Free memory was 897.1 MB in the beginning and 880.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:55:20,780 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 8 procedures, 132 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 294 SDtfs, 16 SDslu, 104 SDs, 0 SdLazy, 36 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 920 GetRequests, 912 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 7532 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 33/33 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: 197]: 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: 293]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2293]: 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: 2465]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 304]: 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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 524.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.31 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.36 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1042.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.1 MB in the end (delta: 139.9 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. * CodeCheck took 619.57 ms. Allocated memory is still 1.2 GB. Free memory was 976.1 MB in the beginning and 897.1 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. * Witness Printer took 103.12 ms. Allocated memory is still 1.2 GB. Free memory was 897.1 MB in the beginning and 880.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...