/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_spec9_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 05:53:00,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:53:00,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:53:00,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:53:00,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:53:00,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:53:00,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:53:00,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:53:00,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:53:00,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:53:00,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:53:00,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:53:00,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:53:00,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:53:00,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:53:00,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:53:00,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:53:00,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:53:00,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:53:00,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:53:00,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:53:00,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:53:00,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:53:00,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:53:00,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:53:00,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:53:00,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:53:00,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:53:00,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:53:00,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:53:00,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:53:00,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:53:00,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:53:00,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:53:00,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:53:00,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:53:00,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:53:00,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:53:00,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:53:00,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:53:00,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:53:00,709 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 05:53:00,742 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:53:00,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:53:00,743 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:53:00,743 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:53:00,744 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:53:00,744 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:53:00,744 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:53:00,744 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:53:00,744 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:53:00,744 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:53:00,745 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:53:00,745 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:53:00,745 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:53:00,746 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:53:00,746 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:53:00,746 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:53:00,746 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:53:00,746 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:53:00,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:53:00,747 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:53:00,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:53:00,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:53:00,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:53:00,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:53:00,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:53:00,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:53:00,748 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:53:00,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:53:00,748 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:53:00,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:53:00,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:53:00,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:53:00,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:53:00,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:53:00,749 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:53:00,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:53:00,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:53:00,749 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:53:00,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:53:00,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:53:00,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:53:00,750 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:53:01,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:53:01,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:53:01,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:53:01,037 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:53:01,037 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:53:01,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product21.cil.c [2023-04-01 05:53:02,229 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:53:02,571 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:53:02,572 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product21.cil.c [2023-04-01 05:53:02,591 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431ac12c1/d259244fed1a4fca8f38d4bfa54480d4/FLAGd1cfa07c2 [2023-04-01 05:53:02,603 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431ac12c1/d259244fed1a4fca8f38d4bfa54480d4 [2023-04-01 05:53:02,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:53:02,607 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:53:02,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:53:02,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:53:02,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:53:02,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:53:02" (1/1) ... [2023-04-01 05:53:02,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24555eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:02, skipping insertion in model container [2023-04-01 05:53:02,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:53:02" (1/1) ... [2023-04-01 05:53:02,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:53:02,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:53:03,028 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_spec9_product21.cil.c[10263,10276] [2023-04-01 05:53:03,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:53:03,278 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:53:03,315 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_spec9_product21.cil.c[10263,10276] [2023-04-01 05:53:03,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:53:03,393 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 05:53:03,399 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:53:03,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03 WrapperNode [2023-04-01 05:53:03,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:53:03,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:53:03,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:53:03,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:53:03,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:53:03,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:53:03,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:53:03,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:53:03,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (1/1) ... [2023-04-01 05:53:03,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:53:03,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:53:03,612 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 05:53:03,621 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 05:53:03,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:53:03,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:53:03,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:53:03,654 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:53:03,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-01 05:53:03,654 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-01 05:53:03,654 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-01 05:53:03,654 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-01 05:53:03,655 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-01 05:53:03,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:53:03,657 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-01 05:53:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-01 05:53:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-01 05:53:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-01 05:53:03,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-01 05:53:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-01 05:53:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-01 05:53:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-01 05:53:03,659 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-01 05:53:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-01 05:53:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-01 05:53:03,660 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-01 05:53:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-01 05:53:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-01 05:53:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-01 05:53:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-01 05:53:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-01 05:53:03,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-01 05:53:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-01 05:53:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-01 05:53:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-01 05:53:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-01 05:53:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-01 05:53:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-01 05:53:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-01 05:53:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-01 05:53:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-01 05:53:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-01 05:53:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-01 05:53:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-01 05:53:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-01 05:53:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-01 05:53:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-01 05:53:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-01 05:53:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-01 05:53:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-01 05:53:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-01 05:53:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-01 05:53:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-01 05:53:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-01 05:53:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-01 05:53:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-01 05:53:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-01 05:53:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-01 05:53:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-01 05:53:03,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-01 05:53:03,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-01 05:53:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:53:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:53:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:53:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:53:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:53:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:53:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:53:03,683 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:53:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:53:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:53:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:53:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-01 05:53:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-01 05:53:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-01 05:53:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-01 05:53:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-01 05:53:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-01 05:53:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-01 05:53:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-01 05:53:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-01 05:53:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-01 05:53:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-01 05:53:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:53:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:53:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:53:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:53:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:53:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:53:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:53:04,005 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:53:04,009 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:53:05,100 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:53:05,888 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:53:05,890 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-01 05:53:05,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:53:05 BoogieIcfgContainer [2023-04-01 05:53:05,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:53:05,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:53:05,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:53:05,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:53:05,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:53:02" (1/3) ... [2023-04-01 05:53:05,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280612a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:53:05, skipping insertion in model container [2023-04-01 05:53:05,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:53:03" (2/3) ... [2023-04-01 05:53:05,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280612a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:53:05, skipping insertion in model container [2023-04-01 05:53:05,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:53:05" (3/3) ... [2023-04-01 05:53:05,907 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec9_product21.cil.c [2023-04-01 05:53:05,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:53:05,925 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:53:05,975 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:53:05,980 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;@76fcb2bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:53:05,981 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:53:05,987 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 197 states have (on average 1.1928934010152283) internal successors, (235), 205 states have internal predecessors, (235), 117 states have call successors, (117), 76 states have call predecessors, (117), 76 states have return successors, (117), 116 states have call predecessors, (117), 117 states have call successors, (117) [2023-04-01 05:53:06,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-04-01 05:53:06,002 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:53:06,003 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-01 05:53:06,003 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:53:06,007 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:53:06,008 INFO L85 PathProgramCache]: Analyzing trace with hash -477336569, now seen corresponding path program 1 times [2023-04-01 05:53:06,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:53:06,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855321516] [2023-04-01 05:53:06,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:53:06,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:53:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:53:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:53:06,535 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:53:06,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855321516] [2023-04-01 05:53:06,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855321516] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:53:06,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:53:06,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:53:06,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571714030] [2023-04-01 05:53:06,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:53:06,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:53:06,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:53:06,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:53:06,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:53:06,589 INFO L87 Difference]: Start difference. First operand has 396 states, 197 states have (on average 1.1928934010152283) internal successors, (235), 205 states have internal predecessors, (235), 117 states have call successors, (117), 76 states have call predecessors, (117), 76 states have return successors, (117), 116 states have call predecessors, (117), 117 states have call successors, (117) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:53:06,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:53:06,781 INFO L93 Difference]: Finished difference Result 574 states and 683 transitions. [2023-04-01 05:53:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:53:06,785 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 121 [2023-04-01 05:53:06,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:53:06,807 INFO L225 Difference]: With dead ends: 574 [2023-04-01 05:53:06,807 INFO L226 Difference]: Without dead ends: 369 [2023-04-01 05:53:06,816 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 05:53:06,823 INFO L413 NwaCegarLoop]: 401 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, 401 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 05:53:06,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 401 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:53:06,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2023-04-01 05:53:06,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2023-04-01 05:53:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 184 states have (on average 1.1793478260869565) internal successors, (217), 189 states have internal predecessors, (217), 112 states have call successors, (112), 76 states have call predecessors, (112), 72 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2023-04-01 05:53:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 436 transitions. [2023-04-01 05:53:06,924 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 436 transitions. Word has length 121 [2023-04-01 05:53:06,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:53:06,926 INFO L495 AbstractCegarLoop]: Abstraction has 369 states and 436 transitions. [2023-04-01 05:53:06,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:53:06,928 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 436 transitions. [2023-04-01 05:53:06,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-04-01 05:53:06,936 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:53:06,936 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-01 05:53:06,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:53:06,937 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:53:06,938 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:53:06,938 INFO L85 PathProgramCache]: Analyzing trace with hash -735250522, now seen corresponding path program 1 times [2023-04-01 05:53:06,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:53:06,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387525795] [2023-04-01 05:53:06,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:53:06,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:53:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:53:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:53:07,245 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:53:07,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387525795] [2023-04-01 05:53:07,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387525795] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:53:07,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:53:07,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:53:07,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724762919] [2023-04-01 05:53:07,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:53:07,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:53:07,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:53:07,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:53:07,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:53:07,249 INFO L87 Difference]: Start difference. First operand 369 states and 436 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:53:07,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:53:07,413 INFO L93 Difference]: Finished difference Result 559 states and 652 transitions. [2023-04-01 05:53:07,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:53:07,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 122 [2023-04-01 05:53:07,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:53:07,419 INFO L225 Difference]: With dead ends: 559 [2023-04-01 05:53:07,419 INFO L226 Difference]: Without dead ends: 371 [2023-04-01 05:53:07,424 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 05:53:07,426 INFO L413 NwaCegarLoop]: 392 mSDtfsCounter, 0 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 782 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 05:53:07,427 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 782 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:53:07,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2023-04-01 05:53:07,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2023-04-01 05:53:07,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 186 states have (on average 1.1774193548387097) internal successors, (219), 191 states have internal predecessors, (219), 112 states have call successors, (112), 76 states have call predecessors, (112), 72 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2023-04-01 05:53:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 438 transitions. [2023-04-01 05:53:07,457 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 438 transitions. Word has length 122 [2023-04-01 05:53:07,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:53:07,458 INFO L495 AbstractCegarLoop]: Abstraction has 371 states and 438 transitions. [2023-04-01 05:53:07,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:53:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 438 transitions. [2023-04-01 05:53:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-04-01 05:53:07,466 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:53:07,466 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] [2023-04-01 05:53:07,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:53:07,467 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:53:07,468 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:53:07,468 INFO L85 PathProgramCache]: Analyzing trace with hash -612092639, now seen corresponding path program 1 times [2023-04-01 05:53:07,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:53:07,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640766264] [2023-04-01 05:53:07,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:53:07,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:53:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:53:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:53:07,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:53:07,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640766264] [2023-04-01 05:53:07,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640766264] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:53:07,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:53:07,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:53:07,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126794032] [2023-04-01 05:53:07,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:53:07,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:53:07,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:53:07,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:53:07,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:53:07,692 INFO L87 Difference]: Start difference. First operand 371 states and 438 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:53:07,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:53:07,805 INFO L93 Difference]: Finished difference Result 726 states and 886 transitions. [2023-04-01 05:53:07,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:53:07,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 127 [2023-04-01 05:53:07,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:53:07,809 INFO L225 Difference]: With dead ends: 726 [2023-04-01 05:53:07,809 INFO L226 Difference]: Without dead ends: 413 [2023-04-01 05:53:07,812 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 05:53:07,816 INFO L413 NwaCegarLoop]: 397 mSDtfsCounter, 53 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 782 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 05:53:07,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 782 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:53:07,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2023-04-01 05:53:07,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 412. [2023-04-01 05:53:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 218 states have (on average 1.2477064220183487) internal successors, (272), 223 states have internal predecessors, (272), 121 states have call successors, (121), 76 states have call predecessors, (121), 72 states have return successors, (116), 115 states have call predecessors, (116), 116 states have call successors, (116) [2023-04-01 05:53:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 509 transitions. [2023-04-01 05:53:07,843 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 509 transitions. Word has length 127 [2023-04-01 05:53:07,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:53:07,843 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 509 transitions. [2023-04-01 05:53:07,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-04-01 05:53:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 509 transitions. [2023-04-01 05:53:07,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-04-01 05:53:07,847 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:53:07,847 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] [2023-04-01 05:53:07,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:53:07,848 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:53:07,849 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:53:07,849 INFO L85 PathProgramCache]: Analyzing trace with hash 90343066, now seen corresponding path program 1 times [2023-04-01 05:53:07,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:53:07,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763609513] [2023-04-01 05:53:07,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:53:07,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:53:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:53:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:53:08,128 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:53:08,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763609513] [2023-04-01 05:53:08,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763609513] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 05:53:08,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307548930] [2023-04-01 05:53:08,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:53:08,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 05:53:08,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:53:08,133 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 05:53:08,159 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 05:53:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:53:08,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 05:53:08,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 05:53:08,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:53:08,828 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 05:53:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 05:53:08,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307548930] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 05:53:08,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [194129651] [2023-04-01 05:53:09,017 INFO L159 IcfgInterpreter]: Started Sifa with 117 locations of interest [2023-04-01 05:53:09,017 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 05:53:09,020 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 05:53:09,024 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 05:53:09,025 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 05:53:13,781 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-01 05:53:14,567 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 351 for LOIs [2023-04-01 05:53:21,746 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 249 for LOIs [2023-04-01 05:53:24,769 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 240 for LOIs [2023-04-01 05:53:26,618 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 231 for LOIs [2023-04-01 05:53:27,453 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 241 for LOIs [2023-04-01 05:53:29,162 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 232 for LOIs [2023-04-01 05:53:30,083 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 245 for LOIs