./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ --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 58fd69d2f74506159a7a57598b08a18ff098ebf1233f7e6688a335d4e30dd566 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:03,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:03,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:03,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:03,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:03,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:03,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:03,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:03,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:03,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:03,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:03,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:03,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:03,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:03,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:03,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:03,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:03,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:03,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:03,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:03,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:03,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:03,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:03,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:03,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:03,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:03,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:03,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:03,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:03,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:03,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:03,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:03,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:03,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:03,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:03,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:03,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:03,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:03,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:03,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:03,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:03,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:50:03,390 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:03,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:03,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:50:03,392 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:50:03,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:03,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:03,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:03,393 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:50:03,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:03,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:50:03,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:03,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:50:03,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:03,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:50:03,396 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:50:03,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:50:03,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:03,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:50:03,397 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:03,397 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:03,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:03,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:03,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:03,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:03,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:50:03,398 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:50:03,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:50:03,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:50:03,399 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_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58fd69d2f74506159a7a57598b08a18ff098ebf1233f7e6688a335d4e30dd566 [2021-11-23 00:50:03,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:03,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:03,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:03,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:03,722 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:03,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/email_spec11_product18.cil.c [2021-11-23 00:50:03,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/data/d1c018831/47d5d80567d94ed6bb971da53c335f5a/FLAG3fd85cee6 [2021-11-23 00:50:04,434 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:04,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/sv-benchmarks/c/product-lines/email_spec11_product18.cil.c [2021-11-23 00:50:04,459 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/data/d1c018831/47d5d80567d94ed6bb971da53c335f5a/FLAG3fd85cee6 [2021-11-23 00:50:04,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/data/d1c018831/47d5d80567d94ed6bb971da53c335f5a [2021-11-23 00:50:04,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:04,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:04,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:04,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:04,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:04,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d1be5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:04, skipping insertion in model container [2021-11-23 00:50:04,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:04" (1/1) ... [2021-11-23 00:50:04,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:04,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:05,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/sv-benchmarks/c/product-lines/email_spec11_product18.cil.c[57905,57918] [2021-11-23 00:50:05,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:05,445 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:50:05,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/sv-benchmarks/c/product-lines/email_spec11_product18.cil.c[57905,57918] [2021-11-23 00:50:05,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:05,625 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:50:05,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05 WrapperNode [2021-11-23 00:50:05,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:05,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:05,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:50:05,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:50:05,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,782 INFO L137 Inliner]: procedures = 127, calls = 198, calls flagged for inlining = 59, calls inlined = 50, statements flattened = 907 [2021-11-23 00:50:05,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:05,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:50:05,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:50:05,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:50:05,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:50:05,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:50:05,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:50:05,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:50:05,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:05" (1/1) ... [2021-11-23 00:50:05,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:05,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:50:05,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:50:05,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:50:05,964 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 00:50:05,965 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 00:50:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 00:50:05,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 00:50:05,965 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 00:50:05,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 00:50:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 00:50:05,966 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 00:50:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 00:50:05,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 00:50:05,966 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 00:50:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 00:50:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 00:50:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 00:50:05,967 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 00:50:05,967 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 00:50:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 00:50:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:50:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 00:50:05,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 00:50:05,968 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 00:50:05,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 00:50:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 00:50:05,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 00:50:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 00:50:05,969 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 00:50:05,969 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 00:50:05,971 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 00:50:05,972 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 00:50:05,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 00:50:05,972 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 00:50:05,972 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 00:50:05,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:50:05,973 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 00:50:05,973 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 00:50:05,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:50:05,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:50:06,268 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:50:06,270 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:50:07,034 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:50:07,445 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:50:07,446 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:50:07,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:07 BoogieIcfgContainer [2021-11-23 00:50:07,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:50:07,449 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:50:07,449 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:50:07,460 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:50:07,461 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:07" (1/1) ... [2021-11-23 00:50:07,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:50:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 142 states and 194 transitions. [2021-11-23 00:50:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 194 transitions. [2021-11-23 00:50:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:50:07,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:07,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 142 states and 192 transitions. [2021-11-23 00:50:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 192 transitions. [2021-11-23 00:50:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:50:07,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 144 states and 205 transitions. [2021-11-23 00:50:08,155 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 205 transitions. [2021-11-23 00:50:08,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:50:08,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 147 states and 218 transitions. [2021-11-23 00:50:08,379 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 218 transitions. [2021-11-23 00:50:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:50:08,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 153 states and 240 transitions. [2021-11-23 00:50:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 240 transitions. [2021-11-23 00:50:08,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:50:08,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:09,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 158 states and 256 transitions. [2021-11-23 00:50:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 256 transitions. [2021-11-23 00:50:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:50:09,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 165 states and 279 transitions. [2021-11-23 00:50:09,499 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2021-11-23 00:50:09,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:50:09,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:50:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 169 states and 284 transitions. [2021-11-23 00:50:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 284 transitions. [2021-11-23 00:50:09,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:50:09,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:50:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 173 states and 298 transitions. [2021-11-23 00:50:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 298 transitions. [2021-11-23 00:50:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:50:09,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,061 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:10,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 182 states and 322 transitions. [2021-11-23 00:50:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 322 transitions. [2021-11-23 00:50:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:50:10,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:10,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 187 states and 341 transitions. [2021-11-23 00:50:10,993 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 341 transitions. [2021-11-23 00:50:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:50:10,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,058 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:11,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 192 states and 348 transitions. [2021-11-23 00:50:11,090 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 348 transitions. [2021-11-23 00:50:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:50:11,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 203 states and 375 transitions. [2021-11-23 00:50:11,939 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 375 transitions. [2021-11-23 00:50:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:50:11,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 209 states and 387 transitions. [2021-11-23 00:50:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 387 transitions. [2021-11-23 00:50:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:50:12,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:12,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:50:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 213 states and 395 transitions. [2021-11-23 00:50:12,506 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 395 transitions. [2021-11-23 00:50:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:50:12,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:12,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,587 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:13,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 226 states and 424 transitions. [2021-11-23 00:50:13,602 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 424 transitions. [2021-11-23 00:50:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:50:13,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:50:14,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 231 states and 440 transitions. [2021-11-23 00:50:14,076 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 440 transitions. [2021-11-23 00:50:14,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:50:14,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:50:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 231 states and 439 transitions. [2021-11-23 00:50:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 439 transitions. [2021-11-23 00:50:14,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:50:14,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,457 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:50:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 233 states and 449 transitions. [2021-11-23 00:50:14,672 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 449 transitions. [2021-11-23 00:50:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:50:14,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:50:14,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 231 states and 447 transitions. [2021-11-23 00:50:14,985 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 447 transitions. [2021-11-23 00:50:14,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:50:14,986 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2021-11-23 00:50:14,996 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:50:15,214 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,219 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,219 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,219 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,219 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,220 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,221 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,221 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,221 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,221 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,221 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,221 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,222 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,222 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,222 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,222 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,223 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,224 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,225 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,225 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,225 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,225 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,225 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,225 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,226 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,226 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,226 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,226 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:50:15,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:50:15 ImpRootNode [2021-11-23 00:50:15,227 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:50:15,227 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:50:15,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:50:15,231 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:50:15,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:07" (3/4) ... [2021-11-23 00:50:15,234 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:50:15,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailSignKey [2021-11-23 00:50:15,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2021-11-23 00:50:15,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isSigned [2021-11-23 00:50:15,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientPrivateKey [2021-11-23 00:50:15,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure chuckKeyAdd [2021-11-23 00:50:15,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2021-11-23 00:50:15,246 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2021-11-23 00:50:15,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure createClientKeyringEntry [2021-11-23 00:50:15,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure generateKeyPair [2021-11-23 00:50:15,247 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientKeyringUser [2021-11-23 00:50:15,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2021-11-23 00:50:15,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2021-11-23 00:50:15,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2021-11-23 00:50:15,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2021-11-23 00:50:15,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientKeyringPublicKey [2021-11-23 00:50:15,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2021-11-23 00:50:15,277 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 209 nodes and edges [2021-11-23 00:50:15,281 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-11-23 00:50:15,283 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-23 00:50:15,286 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 00:50:15,288 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:50:15,291 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:50:15,481 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:50:15,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:50:15,482 INFO L158 Benchmark]: Toolchain (without parser) took 10751.81ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 59.3MB in the beginning and 141.9MB in the end (delta: -82.6MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,482 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 24.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:50:15,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 895.04ms. Allocated memory was 96.5MB in the beginning and 144.7MB in the end (delta: 48.2MB). Free memory was 59.1MB in the beginning and 92.2MB in the end (delta: -33.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.98ms. Allocated memory is still 144.7MB. Free memory was 92.2MB in the beginning and 86.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,484 INFO L158 Benchmark]: Boogie Preprocessor took 71.66ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 83.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,484 INFO L158 Benchmark]: RCFGBuilder took 1592.78ms. Allocated memory is still 144.7MB. Free memory was 83.2MB in the beginning and 106.4MB in the end (delta: -23.2MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,485 INFO L158 Benchmark]: CodeCheck took 7777.45ms. Allocated memory was 144.7MB in the beginning and 249.6MB in the end (delta: 104.9MB). Free memory was 105.4MB in the beginning and 161.8MB in the end (delta: -56.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,485 INFO L158 Benchmark]: Witness Printer took 253.84ms. Allocated memory is still 249.6MB. Free memory was 161.8MB in the beginning and 141.9MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 00:50:15,488 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 17 procedures, 142 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5657 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1689 mSDsluCounter, 6556 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4423 mSDsCounter, 738 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3473 IncrementalHoareTripleChecker+Invalid, 4211 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 738 mSolverCounterUnsat, 2538 mSDtfsCounter, 3473 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9640 GetRequests, 9430 SyntacticMatches, 18 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19441 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1388 NumberOfCodeBlocks, 1388 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1369 ConstructedInterpolants, 0 QuantifiedInterpolants, 1701 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 399/412 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: 2596]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2683]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2575]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2864]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2516]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2782]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2705]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2641]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2673]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 96.5MB. Free memory was 66.5MB in the beginning and 66.5MB in the end (delta: 24.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 895.04ms. Allocated memory was 96.5MB in the beginning and 144.7MB in the end (delta: 48.2MB). Free memory was 59.1MB in the beginning and 92.2MB in the end (delta: -33.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.98ms. Allocated memory is still 144.7MB. Free memory was 92.2MB in the beginning and 86.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.66ms. Allocated memory is still 144.7MB. Free memory was 86.7MB in the beginning and 83.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1592.78ms. Allocated memory is still 144.7MB. Free memory was 83.2MB in the beginning and 106.4MB in the end (delta: -23.2MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * CodeCheck took 7777.45ms. Allocated memory was 144.7MB in the beginning and 249.6MB in the end (delta: 104.9MB). Free memory was 105.4MB in the beginning and 161.8MB in the end (delta: -56.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Witness Printer took 253.84ms. Allocated memory is still 249.6MB. Free memory was 161.8MB in the beginning and 141.9MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:50:15,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf9e9bd5-87af-4281-8fec-ea09cb34062f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE