./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec7b257c90d15fcdbafd69af8849c39a04c66e09 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:28:29,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:28:29,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:28:29,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:28:29,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:28:29,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:28:29,274 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:28:29,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:28:29,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:28:29,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:28:29,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:28:29,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:28:29,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:28:29,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:28:29,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:28:29,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:28:29,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:28:29,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:28:29,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:28:29,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:28:29,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:28:29,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:28:29,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:28:29,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:28:29,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:28:29,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:28:29,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:28:29,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:28:29,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:28:29,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:28:29,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:28:29,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:28:29,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:28:29,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:28:29,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:28:29,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:28:29,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:28:29,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:28:29,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:28:29,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:28:29,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:28:29,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:28:29,425 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:28:29,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:28:29,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:28:29,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:28:29,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:28:29,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:28:29,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:28:29,430 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:28:29,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:28:29,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:28:29,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:28:29,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:28:29,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:28:29,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:28:29,433 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:28:29,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:28:29,434 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:28:29,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:28:29,434 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:28:29,435 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:28:29,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:28:29,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:28:29,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:28:29,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:28:29,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:28:29,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:28:29,437 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:28:29,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:28:29,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:28:29,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec7b257c90d15fcdbafd69af8849c39a04c66e09 [2020-12-01 18:28:29,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:28:29,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:28:29,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:28:29,849 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:28:29,850 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:28:29,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/../../sv-benchmarks/c/product-lines/email_spec0_product24.cil.c [2020-12-01 18:28:29,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/data/1b2aadad8/47233cea8724431caff196d565265b1a/FLAG498b6daed [2020-12-01 18:28:30,868 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:28:30,876 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/sv-benchmarks/c/product-lines/email_spec0_product24.cil.c [2020-12-01 18:28:30,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/data/1b2aadad8/47233cea8724431caff196d565265b1a/FLAG498b6daed [2020-12-01 18:28:30,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/data/1b2aadad8/47233cea8724431caff196d565265b1a [2020-12-01 18:28:30,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:28:30,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:28:30,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:28:30,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:28:30,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:28:30,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:28:30" (1/1) ... [2020-12-01 18:28:30,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28dd8ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:30, skipping insertion in model container [2020-12-01 18:28:30,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:28:30" (1/1) ... [2020-12-01 18:28:31,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:28:31,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:28:31,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:28:31,971 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:28:32,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:28:32,357 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:28:32,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32 WrapperNode [2020-12-01 18:28:32,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:28:32,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:28:32,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:28:32,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:28:32,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:28:32,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:28:32,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:28:32,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:28:32,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... [2020-12-01 18:28:32,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:28:32,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:28:32,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:28:32,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:28:32,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:28:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/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 [2020-12-01 18:28:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-12-01 18:28:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-12-01 18:28:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-12-01 18:28:32,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-12-01 18:28:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-12-01 18:28:32,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-12-01 18:28:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-12-01 18:28:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-12-01 18:28:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-12-01 18:28:32,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-12-01 18:28:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-12-01 18:28:32,834 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-12-01 18:28:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-01 18:28:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-12-01 18:28:32,835 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-12-01 18:28:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-12-01 18:28:32,836 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-12-01 18:28:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-12-01 18:28:32,836 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-12-01 18:28:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-12-01 18:28:32,837 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-12-01 18:28:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:28:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-12-01 18:28:32,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-12-01 18:28:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-12-01 18:28:32,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-12-01 18:28:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-12-01 18:28:32,839 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-12-01 18:28:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-12-01 18:28:32,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-12-01 18:28:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-12-01 18:28:32,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-12-01 18:28:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-12-01 18:28:32,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-12-01 18:28:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:28:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-12-01 18:28:32,841 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-12-01 18:28:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:28:32,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:28:37,604 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:28:37,605 INFO L298 CfgBuilder]: Removed 121 assume(true) statements. [2020-12-01 18:28:37,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:28:37 BoogieIcfgContainer [2020-12-01 18:28:37,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:28:37,610 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:28:37,611 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:28:37,624 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:28:37,624 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:28:37" (1/1) ... [2020-12-01 18:28:37,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:28:37,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 155 states and 215 transitions. [2020-12-01 18:28:37,710 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2020-12-01 18:28:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:28:37,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:38,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2020-12-01 18:28:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2020-12-01 18:28:38,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 18:28:38,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 157 states and 226 transitions. [2020-12-01 18:28:38,766 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 226 transitions. [2020-12-01 18:28:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:28:38,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:39,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:39,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 160 states and 239 transitions. [2020-12-01 18:28:39,150 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 239 transitions. [2020-12-01 18:28:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:28:39,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:39,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 166 states and 261 transitions. [2020-12-01 18:28:39,492 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 261 transitions. [2020-12-01 18:28:39,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:28:39,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:40,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 171 states and 277 transitions. [2020-12-01 18:28:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 277 transitions. [2020-12-01 18:28:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:28:40,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:40,257 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:40,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 178 states and 300 transitions. [2020-12-01 18:28:40,824 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 300 transitions. [2020-12-01 18:28:40,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:28:40,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 18:28:41,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 182 states and 305 transitions. [2020-12-01 18:28:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 305 transitions. [2020-12-01 18:28:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:28:41,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:28:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:41,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 186 states and 319 transitions. [2020-12-01 18:28:41,518 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 319 transitions. [2020-12-01 18:28:41,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:28:41,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 195 states and 343 transitions. [2020-12-01 18:28:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 343 transitions. [2020-12-01 18:28:42,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:28:42,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 200 states and 362 transitions. [2020-12-01 18:28:43,322 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 362 transitions. [2020-12-01 18:28:43,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 18:28:43,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:43,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:43,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 205 states and 369 transitions. [2020-12-01 18:28:43,477 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 369 transitions. [2020-12-01 18:28:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 18:28:43,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:43,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:43,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:44,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 216 states and 396 transitions. [2020-12-01 18:28:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 396 transitions. [2020-12-01 18:28:44,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 18:28:44,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:45,028 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:45,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 222 states and 408 transitions. [2020-12-01 18:28:45,336 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 408 transitions. [2020-12-01 18:28:45,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:28:45,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:45,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-12-01 18:28:47,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:47,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 235 states and 437 transitions. [2020-12-01 18:28:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 437 transitions. [2020-12-01 18:28:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 18:28:47,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:47,345 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 18:28:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 239 states and 446 transitions. [2020-12-01 18:28:47,817 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 446 transitions. [2020-12-01 18:28:47,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:28:47,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:28:48,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 244 states and 462 transitions. [2020-12-01 18:28:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 462 transitions. [2020-12-01 18:28:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 18:28:48,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:28:49,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 244 states and 461 transitions. [2020-12-01 18:28:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 461 transitions. [2020-12-01 18:28:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 18:28:49,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-12-01 18:28:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 246 states and 471 transitions. [2020-12-01 18:28:49,762 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 471 transitions. [2020-12-01 18:28:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 18:28:49,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:28:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 244 states and 469 transitions. [2020-12-01 18:28:50,229 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 469 transitions. [2020-12-01 18:28:50,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:28:50,230 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2020-12-01 18:28:50,239 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:28:50,571 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,575 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,575 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,576 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,576 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,577 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,577 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,577 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,577 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,578 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,578 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,578 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,578 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,579 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,579 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,579 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,580 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,580 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,580 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,580 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,581 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,582 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,582 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,582 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,583 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,583 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,583 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,584 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,584 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,584 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,584 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,584 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,585 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,585 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,585 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,586 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,586 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,586 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,586 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,587 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,587 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,587 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:28:50,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:28:50 ImpRootNode [2020-12-01 18:28:50,588 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:28:50,589 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:28:50,589 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:28:50,589 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:28:50,590 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:28:37" (3/4) ... [2020-12-01 18:28:50,595 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:28:50,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailSignKey [2020-12-01 18:28:50,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2020-12-01 18:28:50,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isSigned [2020-12-01 18:28:50,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientPrivateKey [2020-12-01 18:28:50,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure chuckKeyAdd [2020-12-01 18:28:50,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2020-12-01 18:28:50,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2020-12-01 18:28:50,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure createClientKeyringEntry [2020-12-01 18:28:50,604 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure generateKeyPair [2020-12-01 18:28:50,604 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientKeyringUser [2020-12-01 18:28:50,604 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2020-12-01 18:28:50,604 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2020-12-01 18:28:50,605 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2020-12-01 18:28:50,605 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2020-12-01 18:28:50,605 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2020-12-01 18:28:50,606 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientKeyringPublicKey [2020-12-01 18:28:50,606 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2020-12-01 18:28:50,649 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 209 nodes and edges [2020-12-01 18:28:50,662 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2020-12-01 18:28:50,666 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 18:28:50,670 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-01 18:28:50,673 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:28:50,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:28:50,941 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f685fa5b-867e-42d3-9e8b-4688a53fca45/bin/ukojak/witness.graphml [2020-12-01 18:28:50,942 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:28:50,945 INFO L168 Benchmark]: Toolchain (without parser) took 19960.79 ms. Allocated memory was 90.2 MB in the beginning and 333.4 MB in the end (delta: 243.3 MB). Free memory was 55.0 MB in the beginning and 235.7 MB in the end (delta: -180.7 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,945 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 90.2 MB. Free memory was 65.9 MB in the beginning and 65.9 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:28:50,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1375.00 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 54.8 MB in the beginning and 79.6 MB in the end (delta: -24.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.03 ms. Allocated memory is still 111.1 MB. Free memory was 79.6 MB in the beginning and 73.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,951 INFO L168 Benchmark]: Boogie Preprocessor took 148.89 ms. Allocated memory is still 111.1 MB. Free memory was 73.3 MB in the beginning and 69.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,952 INFO L168 Benchmark]: RCFGBuilder took 4893.94 ms. Allocated memory was 111.1 MB in the beginning and 153.1 MB in the end (delta: 41.9 MB). Free memory was 69.1 MB in the beginning and 108.1 MB in the end (delta: -39.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,953 INFO L168 Benchmark]: CodeCheck took 12977.87 ms. Allocated memory was 153.1 MB in the beginning and 333.4 MB in the end (delta: 180.4 MB). Free memory was 107.0 MB in the beginning and 257.7 MB in the end (delta: -150.7 MB). Peak memory consumption was 154.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,953 INFO L168 Benchmark]: Witness Printer took 353.14 ms. Allocated memory is still 333.4 MB. Free memory was 256.7 MB in the beginning and 235.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:28:50,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 18 procedures, 155 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.5s, OverallIterations: 20, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 26451148 SDtfs, 2139436 SDslu, 13412944 SDs, 0 SdLazy, 4480266 SolverSat, 1850422 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10083 GetRequests, 9873 SyntacticMatches, 18 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19389 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1445 NumberOfCodeBlocks, 1445 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1426 ConstructedInterpolants, 0 QuantifiedInterpolants, 133336 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 435/448 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 3]: 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: 1701]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1061]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1072]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1788]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1082]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1262]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1093]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2526]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1796]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1202]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1125]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 90.2 MB. Free memory was 65.9 MB in the beginning and 65.9 MB in the end (delta: 30.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1375.00 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 54.8 MB in the beginning and 79.6 MB in the end (delta: -24.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 203.03 ms. Allocated memory is still 111.1 MB. Free memory was 79.6 MB in the beginning and 73.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 148.89 ms. Allocated memory is still 111.1 MB. Free memory was 73.3 MB in the beginning and 69.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4893.94 ms. Allocated memory was 111.1 MB in the beginning and 153.1 MB in the end (delta: 41.9 MB). Free memory was 69.1 MB in the beginning and 108.1 MB in the end (delta: -39.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. * CodeCheck took 12977.87 ms. Allocated memory was 153.1 MB in the beginning and 333.4 MB in the end (delta: 180.4 MB). Free memory was 107.0 MB in the beginning and 257.7 MB in the end (delta: -150.7 MB). Peak memory consumption was 154.9 MB. Max. memory is 16.1 GB. * Witness Printer took 353.14 ms. Allocated memory is still 333.4 MB. Free memory was 256.7 MB in the beginning and 235.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...