./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product10_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_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/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 34ea1153081835871d2d8c4250456d7ca577de25 ......................................................................................................................................................................................................................................................................................................................................... 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 13:52:54,142 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:52:54,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:52:54,151 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:52:54,152 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:52:54,152 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:52:54,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:52:54,155 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:52:54,156 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:52:54,157 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:52:54,157 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:52:54,158 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:52:54,159 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:52:54,159 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:52:54,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:52:54,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:52:54,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:52:54,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:52:54,165 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:52:54,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:52:54,167 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:52:54,168 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:52:54,170 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:52:54,171 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:52:54,171 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:52:54,172 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:52:54,172 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:52:54,173 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:52:54,174 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:52:54,175 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:52:54,175 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:52:54,176 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:52:54,176 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:52:54,176 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:52:54,177 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:52:54,177 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:52:54,178 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:52:54,189 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:52:54,189 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:52:54,190 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:52:54,190 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:52:54,191 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:52:54,191 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:52:54,191 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:52:54,191 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:52:54,191 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:52:54,192 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:52:54,192 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:52:54,192 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:52:54,192 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:52:54,192 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:52:54,192 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:52:54,193 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:52:54,193 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:52:54,193 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:52:54,193 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:52:54,193 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:52:54,195 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:52:54,195 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:52:54,195 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:52:54,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:52:54,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:52:54,196 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:52:54,196 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:52:54,196 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:52:54,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:52:54,197 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_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/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 -> 34ea1153081835871d2d8c4250456d7ca577de25 [2018-11-18 13:52:54,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:52:54,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:52:54,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:52:54,233 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:52:54,238 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:52:54,238 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-11-18 13:52:54,335 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/data/075bdc25c/d4bc1fbf93d94d1fa7ad6827fe040ca1/FLAGa4068e61c [2018-11-18 13:52:54,886 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:52:54,887 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/sv-benchmarks/c/product-lines/email_spec0_product10_true-unreach-call_true-termination.cil.c [2018-11-18 13:52:54,912 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/data/075bdc25c/d4bc1fbf93d94d1fa7ad6827fe040ca1/FLAGa4068e61c [2018-11-18 13:52:55,143 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/data/075bdc25c/d4bc1fbf93d94d1fa7ad6827fe040ca1 [2018-11-18 13:52:55,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:52:55,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:52:55,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:52:55,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:52:55,152 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:52:55,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d96412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55, skipping insertion in model container [2018-11-18 13:52:55,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:52:55,238 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:52:55,657 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:52:55,668 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:52:55,846 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:52:55,888 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:52:55,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55 WrapperNode [2018-11-18 13:52:55,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:52:55,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:52:55,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:52:55,889 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:52:55,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:52:55,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:52:55,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:52:55,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:52:55,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... [2018-11-18 13:52:55,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:52:55,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:52:55,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:52:55,993 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:52:55,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:52:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/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 13:52:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:52:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-11-18 13:52:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-11-18 13:52:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-11-18 13:52:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-11-18 13:52:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-11-18 13:52:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-11-18 13:52:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 13:52:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2018-11-18 13:52:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2018-11-18 13:52:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2018-11-18 13:52:56,051 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2018-11-18 13:52:56,051 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-11-18 13:52:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-11-18 13:52:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-11-18 13:52:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-11-18 13:52:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-11-18 13:52:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-11-18 13:52:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-11-18 13:52:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-11-18 13:52:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:52:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:52:58,241 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:52:58,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:52:58 BoogieIcfgContainer [2018-11-18 13:52:58,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:52:58,242 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:52:58,242 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:52:58,251 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:52:58,251 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:52:58" (1/1) ... [2018-11-18 13:52:58,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:52:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:52:58,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 93 states and 132 transitions. [2018-11-18 13:52:58,297 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2018-11-18 13:52:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:52:58,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:52:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:52:58,546 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 13:52:58,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:52:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 129 transitions. [2018-11-18 13:52:58,574 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions. [2018-11-18 13:52:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 13:52:58,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:52:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:52:58,694 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 13:52:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:52:58,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 96 states and 143 transitions. [2018-11-18 13:52:58,804 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 143 transitions. [2018-11-18 13:52:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 13:52:58,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:52:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:52:58,969 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 13:52:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:52:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 140 transitions. [2018-11-18 13:52:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 140 transitions. [2018-11-18 13:52:59,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:52:59,219 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-18 13:52:59,225 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:52:59,314 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,316 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,316 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,317 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,318 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,319 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,320 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:52:59,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:52:59 ImpRootNode [2018-11-18 13:52:59,320 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:52:59,320 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:52:59,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:52:59,321 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:52:59,321 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:52:58" (3/4) ... [2018-11-18 13:52:59,324 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:52:59,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-11-18 13:52:59,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-11-18 13:52:59,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-11-18 13:52:59,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-11-18 13:52:59,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-11-18 13:52:59,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2018-11-18 13:52:59,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-11-18 13:52:59,330 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2018-11-18 13:52:59,330 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-11-18 13:52:59,341 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 90 nodes and edges [2018-11-18 13:52:59,342 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-18 13:52:59,343 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 13:52:59,450 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8c1894f4-cc2c-475b-97fb-02dbf0a428bd/bin-2019/ukojak/witness.graphml [2018-11-18 13:52:59,450 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:52:59,451 INFO L168 Benchmark]: Toolchain (without parser) took 4304.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -146.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:52:59,452 INFO L168 Benchmark]: CDTParser took 7.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:52:59,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:52:59,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.03 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:52:59,453 INFO L168 Benchmark]: Boogie Preprocessor took 37.27 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:52:59,453 INFO L168 Benchmark]: RCFGBuilder took 2248.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.9 MB in the end (delta: 149.6 MB). Peak memory consumption was 149.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:52:59,453 INFO L168 Benchmark]: CodeCheck took 1078.30 ms. Allocated memory is still 1.2 GB. Free memory was 958.9 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:52:59,454 INFO L168 Benchmark]: Witness Printer took 130.02 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:52:59,455 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 10 procedures, 155 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 318 SDtfs, 16 SDslu, 104 SDs, 0 SdLazy, 44 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 978 GetRequests, 968 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 8360 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: 110]: 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: 1296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1367]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1320]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1475]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1297]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 7.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 740.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -159.6 MB). Peak memory consumption was 51.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.03 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.27 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2248.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 958.9 MB in the end (delta: 149.6 MB). Peak memory consumption was 149.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1078.30 ms. Allocated memory is still 1.2 GB. Free memory was 958.9 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 96.8 MB. Max. memory is 11.5 GB. * Witness Printer took 130.02 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...