./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/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_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/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-aa41828 [2018-11-23 14:20:07,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:20:07,223 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:20:07,230 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:20:07,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:20:07,231 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:20:07,231 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:20:07,232 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:20:07,233 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:20:07,234 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:20:07,235 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:20:07,235 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:20:07,235 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:20:07,236 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:20:07,237 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:20:07,237 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:20:07,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:20:07,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:20:07,240 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:20:07,241 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:20:07,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:20:07,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:20:07,244 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:20:07,244 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:20:07,245 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:20:07,246 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:20:07,247 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:20:07,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:20:07,248 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:20:07,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:20:07,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:20:07,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:20:07,249 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:20:07,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:20:07,250 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:20:07,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:20:07,251 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 14:20:07,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:20:07,259 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:20:07,259 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:20:07,259 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 14:20:07,260 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:20:07,260 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:20:07,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:20:07,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:20:07,260 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:20:07,261 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:20:07,262 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:20:07,262 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 14:20:07,262 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 14:20:07,262 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:20:07,262 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:20:07,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 14:20:07,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:20:07,263 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:20:07,263 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:20:07,263 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 14:20:07,263 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:20:07,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:20:07,263 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_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/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 [2018-11-23 14:20:07,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:20:07,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:20:07,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:20:07,299 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:20:07,299 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:20:07,300 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/email_spec0_product05_true-unreach-call_true-termination.cil.c [2018-11-23 14:20:07,338 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/data/38e22d1ec/226ae3d6c42e4e68bcdd21549255397f/FLAG511e29ad4 [2018-11-23 14:20:07,840 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:20:07,840 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/sv-benchmarks/c/product-lines/email_spec0_product05_true-unreach-call_true-termination.cil.c [2018-11-23 14:20:07,852 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/data/38e22d1ec/226ae3d6c42e4e68bcdd21549255397f/FLAG511e29ad4 [2018-11-23 14:20:08,317 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/data/38e22d1ec/226ae3d6c42e4e68bcdd21549255397f [2018-11-23 14:20:08,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:20:08,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:20:08,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:20:08,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:20:08,324 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:20:08,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bf0f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08, skipping insertion in model container [2018-11-23 14:20:08,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:20:08,376 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:20:08,706 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:20:08,713 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:20:08,784 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:20:08,823 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:20:08,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08 WrapperNode [2018-11-23 14:20:08,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:20:08,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:20:08,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:20:08,824 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:20:08,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:20:08,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:20:08,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:20:08,876 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:20:08,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... [2018-11-23 14:20:08,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:20:08,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:20:08,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:20:08,907 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:20:08,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 14:20:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:20:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-11-23 14:20:08,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-11-23 14:20:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-11-23 14:20:08,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-11-23 14:20:08,958 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-11-23 14:20:08,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-11-23 14:20:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-23 14:20:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-11-23 14:20:08,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-11-23 14:20:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-11-23 14:20:08,959 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-11-23 14:20:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-11-23 14:20:08,959 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-11-23 14:20:08,959 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-11-23 14:20:08,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-11-23 14:20:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 14:20:08,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:20:08,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:20:09,893 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:20:09,894 INFO L280 CfgBuilder]: Removed 61 assue(true) statements. [2018-11-23 14:20:09,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:09 BoogieIcfgContainer [2018-11-23 14:20:09,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:20:09,894 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 14:20:09,894 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 14:20:09,901 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 14:20:09,901 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:09" (1/1) ... [2018-11-23 14:20:09,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:20:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:20:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2018-11-23 14:20:09,937 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2018-11-23 14:20:09,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 14:20:09,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:20:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:20:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:20:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:20:10,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2018-11-23 14:20:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2018-11-23 14:20:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 14:20:10,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:20:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:20:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 14:20:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:20:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 78 states and 121 transitions. [2018-11-23 14:20:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2018-11-23 14:20:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:20:10,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 14:20:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:20:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:20:10,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 14:20:10,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 76 states and 119 transitions. [2018-11-23 14:20:10,417 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2018-11-23 14:20:10,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:20:10,418 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-23 14:20:10,425 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 14:20:10,469 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,471 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,471 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,471 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,471 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,471 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,471 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,472 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,473 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,473 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,478 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,478 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,479 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,479 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,479 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,479 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,479 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,479 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 14:20:10,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:20:10 ImpRootNode [2018-11-23 14:20:10,480 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 14:20:10,480 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:20:10,480 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:20:10,481 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:20:10,481 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:09" (3/4) ... [2018-11-23 14:20:10,484 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:20:10,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-11-23 14:20:10,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-11-23 14:20:10,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-11-23 14:20:10,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-11-23 14:20:10,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-11-23 14:20:10,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-11-23 14:20:10,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-11-23 14:20:10,497 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2018-11-23 14:20:10,498 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-23 14:20:10,499 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:20:10,499 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:20:10,500 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:20:10,501 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:20:10,608 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_aac7a3fa-c3a9-495e-a3a1-5d80a9042c21/bin-2019/ukojak/witness.graphml [2018-11-23 14:20:10,608 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:20:10,609 INFO L168 Benchmark]: Toolchain (without parser) took 2288.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 233.2 MB. Max. memory is 11.5 GB. [2018-11-23 14:20:10,610 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:20:10,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -144.9 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-11-23 14:20:10,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.49 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. [2018-11-23 14:20:10,611 INFO L168 Benchmark]: Boogie Preprocessor took 30.47 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. [2018-11-23 14:20:10,611 INFO L168 Benchmark]: RCFGBuilder took 987.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.6 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:20:10,611 INFO L168 Benchmark]: CodeCheck took 585.64 ms. Allocated memory is still 1.2 GB. Free memory was 962.6 MB in the beginning and 884.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:20:10,611 INFO L168 Benchmark]: Witness Printer took 127.97 ms. Allocated memory is still 1.2 GB. Free memory was 884.7 MB in the beginning and 1.1 GB in the end (delta: -237.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:20:10,613 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, 121 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 286 SDtfs, 8 SDslu, 96 SDs, 0 SdLazy, 36 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 901 GetRequests, 893 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, 0.1s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 7125 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 32/32 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: 171]: 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: 1173]: 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: 2498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2325]: 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: 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: 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 502.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -144.9 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.49 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 30.47 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 987.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 962.6 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.5 MB. Max. memory is 11.5 GB. * CodeCheck took 585.64 ms. Allocated memory is still 1.2 GB. Free memory was 962.6 MB in the beginning and 884.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 77.9 MB. Max. memory is 11.5 GB. * Witness Printer took 127.97 ms. Allocated memory is still 1.2 GB. Free memory was 884.7 MB in the beginning and 1.1 GB in the end (delta: -237.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...