/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/email_spec6_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 05:48:38,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:48:38,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:48:38,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:48:38,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:48:38,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:48:38,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:48:38,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:48:38,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:48:38,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:48:38,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:48:38,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:48:38,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:48:38,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:48:38,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:48:38,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:48:38,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:48:38,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:48:38,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:48:38,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:48:38,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:48:38,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:48:38,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:48:38,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:48:38,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:48:38,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:48:38,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:48:38,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:48:38,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:48:38,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:48:38,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:48:38,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:48:38,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:48:38,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:48:38,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:48:38,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:48:38,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:48:38,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:48:38,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:48:38,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:48:38,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:48:38,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 05:48:38,397 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:48:38,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:48:38,398 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:48:38,398 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:48:38,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:48:38,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:48:38,399 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:48:38,399 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:48:38,399 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:48:38,399 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:48:38,400 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:48:38,400 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:48:38,400 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:48:38,400 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:48:38,401 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:48:38,401 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:48:38,401 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:48:38,401 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:48:38,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:48:38,401 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:48:38,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:48:38,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:48:38,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:48:38,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:48:38,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:48:38,403 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:48:38,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:48:38,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:48:38,404 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:48:38,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:48:38,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:48:38,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:48:38,404 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:48:38,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:48:38,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:48:38,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:48:38,700 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:48:38,701 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:48:38,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec6_product21.cil.c [2023-04-01 05:48:39,951 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:48:40,180 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:48:40,181 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product21.cil.c [2023-04-01 05:48:40,200 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c5a88d2/00423a1ad1ed460c953686e44d5ac264/FLAGef21d4850 [2023-04-01 05:48:40,214 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c5a88d2/00423a1ad1ed460c953686e44d5ac264 [2023-04-01 05:48:40,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:48:40,218 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:48:40,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:48:40,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:48:40,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:48:40,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e953895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40, skipping insertion in model container [2023-04-01 05:48:40,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:48:40,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:48:40,679 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product21.cil.c[54302,54315] [2023-04-01 05:48:40,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:48:40,718 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:48:40,823 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product21.cil.c[54302,54315] [2023-04-01 05:48:40,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:48:40,877 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 05:48:40,882 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:48:40,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40 WrapperNode [2023-04-01 05:48:40,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:48:40,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:48:40,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:48:40,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:48:40,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:40,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:41,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:41,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:41,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:48:41,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:48:41,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:48:41,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:48:41,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (1/1) ... [2023-04-01 05:48:41,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:48:41,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:48:41,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 05:48:41,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 05:48:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:48:41,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-01 05:48:41,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2023-04-01 05:48:41,112 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-01 05:48:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-01 05:48:41,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-01 05:48:41,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-01 05:48:41,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-01 05:48:41,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-01 05:48:41,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-01 05:48:41,119 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-01 05:48:41,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-01 05:48:41,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:48:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:48:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:48:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:48:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:48:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:48:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:48:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:48:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-01 05:48:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-01 05:48:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-01 05:48:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-01 05:48:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-01 05:48:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-01 05:48:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-01 05:48:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-01 05:48:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-01 05:48:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-01 05:48:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-01 05:48:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-01 05:48:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-01 05:48:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-01 05:48:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-01 05:48:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-01 05:48:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-01 05:48:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-01 05:48:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-01 05:48:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-01 05:48:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-01 05:48:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-01 05:48:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-01 05:48:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:48:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:48:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:48:41,458 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:48:41,461 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:48:42,418 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:48:43,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:48:43,003 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-01 05:48:43,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:48:43 BoogieIcfgContainer [2023-04-01 05:48:43,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:48:43,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:48:43,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:48:43,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:48:43,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:48:40" (1/3) ... [2023-04-01 05:48:43,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cdbd184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:48:43, skipping insertion in model container [2023-04-01 05:48:43,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:48:40" (2/3) ... [2023-04-01 05:48:43,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cdbd184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:48:43, skipping insertion in model container [2023-04-01 05:48:43,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:48:43" (3/3) ... [2023-04-01 05:48:43,019 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec6_product21.cil.c [2023-04-01 05:48:43,033 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:48:43,033 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:48:43,129 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:48:43,134 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@744fd6ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:48:43,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:48:43,140 INFO L276 IsEmpty]: Start isEmpty. Operand has 400 states, 199 states have (on average 1.1909547738693467) internal successors, (237), 207 states have internal predecessors, (237), 119 states have call successors, (119), 76 states have call predecessors, (119), 76 states have return successors, (119), 118 states have call predecessors, (119), 119 states have call successors, (119) [2023-04-01 05:48:43,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-04-01 05:48:43,161 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:48:43,162 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:48:43,163 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:48:43,169 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:48:43,169 INFO L85 PathProgramCache]: Analyzing trace with hash 710996780, now seen corresponding path program 1 times [2023-04-01 05:48:43,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:48:43,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311497295] [2023-04-01 05:48:43,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:48:43,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:48:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:48:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-01 05:48:43,565 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:48:43,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311497295] [2023-04-01 05:48:43,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311497295] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:48:43,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:48:43,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:48:43,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360510494] [2023-04-01 05:48:43,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:48:43,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:48:43,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:48:43,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:48:43,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:48:43,616 INFO L87 Difference]: Start difference. First operand has 400 states, 199 states have (on average 1.1909547738693467) internal successors, (237), 207 states have internal predecessors, (237), 119 states have call successors, (119), 76 states have call predecessors, (119), 76 states have return successors, (119), 118 states have call predecessors, (119), 119 states have call successors, (119) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 05:48:43,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:48:43,785 INFO L93 Difference]: Finished difference Result 582 states and 696 transitions. [2023-04-01 05:48:43,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:48:43,788 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 143 [2023-04-01 05:48:43,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:48:43,809 INFO L225 Difference]: With dead ends: 582 [2023-04-01 05:48:43,809 INFO L226 Difference]: Without dead ends: 373 [2023-04-01 05:48:43,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:48:43,818 INFO L413 NwaCegarLoop]: 407 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:48:43,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 407 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:48:43,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2023-04-01 05:48:43,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 373. [2023-04-01 05:48:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 186 states have (on average 1.1774193548387097) internal successors, (219), 191 states have internal predecessors, (219), 114 states have call successors, (114), 76 states have call predecessors, (114), 72 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2023-04-01 05:48:43,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 442 transitions. [2023-04-01 05:48:43,884 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 442 transitions. Word has length 143 [2023-04-01 05:48:43,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:48:43,885 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 442 transitions. [2023-04-01 05:48:43,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 05:48:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 442 transitions. [2023-04-01 05:48:43,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-04-01 05:48:43,888 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:48:43,888 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:48:43,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:48:43,888 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:48:43,889 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:48:43,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1401188340, now seen corresponding path program 1 times [2023-04-01 05:48:43,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:48:43,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594101444] [2023-04-01 05:48:43,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:48:43,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:48:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:48:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-01 05:48:44,188 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:48:44,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594101444] [2023-04-01 05:48:44,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594101444] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:48:44,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:48:44,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:48:44,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635499204] [2023-04-01 05:48:44,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:48:44,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:48:44,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:48:44,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:48:44,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:48:44,241 INFO L87 Difference]: Start difference. First operand 373 states and 442 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 05:48:44,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:48:44,348 INFO L93 Difference]: Finished difference Result 567 states and 664 transitions. [2023-04-01 05:48:44,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:48:44,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 144 [2023-04-01 05:48:44,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:48:44,353 INFO L225 Difference]: With dead ends: 567 [2023-04-01 05:48:44,353 INFO L226 Difference]: Without dead ends: 375 [2023-04-01 05:48:44,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:48:44,359 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 0 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 794 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:48:44,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 794 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:48:44,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-04-01 05:48:44,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2023-04-01 05:48:44,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 188 states have (on average 1.175531914893617) internal successors, (221), 193 states have internal predecessors, (221), 114 states have call successors, (114), 76 states have call predecessors, (114), 72 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2023-04-01 05:48:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 444 transitions. [2023-04-01 05:48:44,397 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 444 transitions. Word has length 144 [2023-04-01 05:48:44,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:48:44,398 INFO L495 AbstractCegarLoop]: Abstraction has 375 states and 444 transitions. [2023-04-01 05:48:44,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 05:48:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 444 transitions. [2023-04-01 05:48:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-04-01 05:48:44,401 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:48:44,402 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:48:44,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:48:44,402 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:48:44,402 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:48:44,402 INFO L85 PathProgramCache]: Analyzing trace with hash -20739086, now seen corresponding path program 1 times [2023-04-01 05:48:44,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:48:44,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772526178] [2023-04-01 05:48:44,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:48:44,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:48:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:48:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-01 05:48:44,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:48:44,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772526178] [2023-04-01 05:48:44,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772526178] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:48:44,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:48:44,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:48:44,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344638120] [2023-04-01 05:48:44,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:48:44,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:48:44,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:48:44,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:48:44,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:48:44,573 INFO L87 Difference]: Start difference. First operand 375 states and 444 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 05:48:44,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:48:44,682 INFO L93 Difference]: Finished difference Result 734 states and 898 transitions. [2023-04-01 05:48:44,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:48:44,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 149 [2023-04-01 05:48:44,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:48:44,685 INFO L225 Difference]: With dead ends: 734 [2023-04-01 05:48:44,685 INFO L226 Difference]: Without dead ends: 417 [2023-04-01 05:48:44,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:48:44,686 INFO L413 NwaCegarLoop]: 403 mSDtfsCounter, 53 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 794 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:48:44,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 794 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:48:44,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2023-04-01 05:48:44,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 416. [2023-04-01 05:48:44,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 220 states have (on average 1.2454545454545454) internal successors, (274), 225 states have internal predecessors, (274), 123 states have call successors, (123), 76 states have call predecessors, (123), 72 states have return successors, (118), 117 states have call predecessors, (118), 118 states have call successors, (118) [2023-04-01 05:48:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 515 transitions. [2023-04-01 05:48:44,716 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 515 transitions. Word has length 149 [2023-04-01 05:48:44,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:48:44,717 INFO L495 AbstractCegarLoop]: Abstraction has 416 states and 515 transitions. [2023-04-01 05:48:44,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-01 05:48:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 515 transitions. [2023-04-01 05:48:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-04-01 05:48:44,718 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:48:44,719 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:48:44,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:48:44,719 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:48:44,719 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:48:44,719 INFO L85 PathProgramCache]: Analyzing trace with hash -455989514, now seen corresponding path program 1 times [2023-04-01 05:48:44,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:48:44,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544463008] [2023-04-01 05:48:44,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:48:44,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:48:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:48:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-01 05:48:44,965 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:48:44,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544463008] [2023-04-01 05:48:44,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544463008] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 05:48:44,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975147542] [2023-04-01 05:48:44,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:48:44,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 05:48:44,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:48:44,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 05:48:44,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 05:48:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:48:45,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 2376 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 05:48:45,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 05:48:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-01 05:48:45,538 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 05:48:45,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-01 05:48:45,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975147542] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 05:48:45,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1977181266] [2023-04-01 05:48:45,710 INFO L159 IcfgInterpreter]: Started Sifa with 137 locations of interest [2023-04-01 05:48:45,710 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 05:48:45,713 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 05:48:45,716 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 05:48:45,716 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 05:48:49,694 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-01 05:48:50,269 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 353 for LOIs [2023-04-01 05:48:56,700 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-01 05:48:59,144 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-01 05:49:00,550 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-01 05:49:01,301 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-01 05:49:02,798 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-01 05:49:03,656 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs