/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_spec11_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:04:46,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:04:46,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:04:46,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:04:46,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:04:46,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:04:46,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:04:46,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:04:46,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:04:46,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:04:46,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:04:46,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:04:46,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:04:46,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:04:46,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:04:46,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:04:46,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:04:46,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:04:46,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:04:46,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:04:46,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:04:46,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:04:46,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:04:46,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:04:46,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:04:46,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:04:46,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:04:46,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:04:46,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:04:46,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:04:46,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:04:46,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:04:46,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:04:46,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:04:46,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:04:46,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:04:46,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:04:46,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:04:46,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:04:46,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:04:46,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:04:46,411 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 [2023-04-03 00:04:46,438 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:04:46,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:04:46,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:04:46,439 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:04:46,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:04:46,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:04:46,441 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:04:46,441 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:04:46,441 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:04:46,441 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:04:46,442 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:04:46,442 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:04:46,442 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:04:46,442 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:04:46,442 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:04:46,442 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:04:46,442 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:04:46,443 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:04:46,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:04:46,443 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:04:46,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:04:46,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:04:46,444 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:04:46,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:04:46,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:04:46,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:04:46,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:04:46,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:04:46,445 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:04:46,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:04:46,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:04:46,446 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:04:46,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:04:46,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:04:46,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:04:46,446 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:04:46,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:04:46,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:04:46,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:04:46,743 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:04:46,744 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:04:46,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product07.cil.c [2023-04-03 00:04:48,263 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:04:48,567 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:04:48,568 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product07.cil.c [2023-04-03 00:04:48,592 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571f820fa/70d39eb92d49462391554b36da06f9f7/FLAG22d27108d [2023-04-03 00:04:48,607 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571f820fa/70d39eb92d49462391554b36da06f9f7 [2023-04-03 00:04:48,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:04:48,611 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:04:48,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:04:48,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:04:48,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:04:48,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:04:48" (1/1) ... [2023-04-03 00:04:48,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a9fc563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:48, skipping insertion in model container [2023-04-03 00:04:48,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:04:48" (1/1) ... [2023-04-03 00:04:48,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:04:48,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:04:49,081 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_spec11_product07.cil.c[47468,47481] [2023-04-03 00:04:49,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:04:49,142 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:04:49,224 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_spec11_product07.cil.c[47468,47481] [2023-04-03 00:04:49,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:04:49,277 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:04:49,286 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:04:49,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49 WrapperNode [2023-04-03 00:04:49,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:04:49,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:04:49,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:04:49,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:04:49,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,402 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:04:49,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:04:49,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:04:49,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:04:49,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (1/1) ... [2023-04-03 00:04:49,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:04:49,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:04:49,489 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) [2023-04-03 00:04:49,525 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 [2023-04-03 00:04:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:04:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:04:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:04:49,548 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:04:49,549 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:04:49,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:04:49,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:04:49,549 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:04:49,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:04:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:04:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:04:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:04:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:04:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:04:49,554 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:04:49,554 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:04:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:04:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:04:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:04:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:04:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:04:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:04:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:04:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:04:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:04:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:04:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:04:49,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:04:49,560 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:04:49,561 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:04:49,561 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:04:49,561 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:04:49,561 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:04:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:04:49,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:04:49,563 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:04:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:04:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:04:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:04:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:04:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:04:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:04:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:04:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:04:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:04:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:04:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:04:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:04:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:04:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:04:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:04:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:04:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:04:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:04:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:04:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:04:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:04:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:04:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:04:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:04:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:04:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:04:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:04:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:04:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:04:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:04:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:04:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:04:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:04:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:04:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:04:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2023-04-03 00:04:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:04:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:04:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:04:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:04:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:04:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:04:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:04:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:04:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:04:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:04:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:04:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:04:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:04:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:04:50,005 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:04:50,016 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:04:51,076 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:04:51,914 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:04:51,914 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:04:51,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:04:51 BoogieIcfgContainer [2023-04-03 00:04:51,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:04:51,921 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:04:51,921 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:04:51,924 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:04:51,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:04:48" (1/3) ... [2023-04-03 00:04:51,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77cc8cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:04:51, skipping insertion in model container [2023-04-03 00:04:51,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:04:49" (2/3) ... [2023-04-03 00:04:51,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77cc8cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:04:51, skipping insertion in model container [2023-04-03 00:04:51,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:04:51" (3/3) ... [2023-04-03 00:04:51,927 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product07.cil.c [2023-04-03 00:04:51,947 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:04:51,947 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:04:52,018 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:04:52,029 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;@33f2ab7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:04:52,029 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:04:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 223 states, 117 states have (on average 1.264957264957265) internal successors, (148), 123 states have internal predecessors, (148), 58 states have call successors, (58), 43 states have call predecessors, (58), 43 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2023-04-03 00:04:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-04-03 00:04:52,054 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:04:52,054 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-03 00:04:52,055 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:04:52,060 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:04:52,060 INFO L85 PathProgramCache]: Analyzing trace with hash 354351113, now seen corresponding path program 1 times [2023-04-03 00:04:52,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:04:52,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661666971] [2023-04-03 00:04:52,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:04:52,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:04:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:04:52,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-03 00:04:52,507 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:04:52,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661666971] [2023-04-03 00:04:52,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661666971] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:04:52,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:04:52,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:04:52,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054220519] [2023-04-03 00:04:52,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:04:52,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:04:52,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:04:52,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:04:52,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:04:52,557 INFO L87 Difference]: Start difference. First operand has 223 states, 117 states have (on average 1.264957264957265) internal successors, (148), 123 states have internal predecessors, (148), 58 states have call successors, (58), 43 states have call predecessors, (58), 43 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-03 00:04:52,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:04:52,682 INFO L93 Difference]: Finished difference Result 331 states and 395 transitions. [2023-04-03 00:04:52,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:04:52,684 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 108 [2023-04-03 00:04:52,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:04:52,697 INFO L225 Difference]: With dead ends: 331 [2023-04-03 00:04:52,697 INFO L226 Difference]: Without dead ends: 200 [2023-04-03 00:04:52,704 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 [2023-04-03 00:04:52,711 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 00:04:52,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 220 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 00:04:52,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-04-03 00:04:52,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2023-04-03 00:04:52,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 105 states have (on average 1.2476190476190476) internal successors, (131), 108 states have internal predecessors, (131), 55 states have call successors, (55), 43 states have call predecessors, (55), 39 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-04-03 00:04:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 236 transitions. [2023-04-03 00:04:52,769 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 236 transitions. Word has length 108 [2023-04-03 00:04:52,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:04:52,770 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 236 transitions. [2023-04-03 00:04:52,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-03 00:04:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 236 transitions. [2023-04-03 00:04:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-04-03 00:04:52,774 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:04:52,774 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-03 00:04:52,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:04:52,775 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:04:52,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:04:52,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1516240019, now seen corresponding path program 1 times [2023-04-03 00:04:52,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:04:52,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181671213] [2023-04-03 00:04:52,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:04:52,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:04:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:04:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-03 00:04:53,133 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:04:53,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181671213] [2023-04-03 00:04:53,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181671213] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:04:53,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:04:53,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:04:53,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055711846] [2023-04-03 00:04:53,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:04:53,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:04:53,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:04:53,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:04:53,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:04:53,136 INFO L87 Difference]: Start difference. First operand 200 states and 236 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-03 00:04:53,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:04:53,228 INFO L93 Difference]: Finished difference Result 316 states and 363 transitions. [2023-04-03 00:04:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:04:53,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 109 [2023-04-03 00:04:53,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:04:53,234 INFO L225 Difference]: With dead ends: 316 [2023-04-03 00:04:53,235 INFO L226 Difference]: Without dead ends: 202 [2023-04-03 00:04:53,241 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 [2023-04-03 00:04:53,243 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 0 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 00:04:53,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 420 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 00:04:53,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-04-03 00:04:53,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2023-04-03 00:04:53,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 107 states have (on average 1.2429906542056075) internal successors, (133), 110 states have internal predecessors, (133), 55 states have call successors, (55), 43 states have call predecessors, (55), 39 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-04-03 00:04:53,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 238 transitions. [2023-04-03 00:04:53,278 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 238 transitions. Word has length 109 [2023-04-03 00:04:53,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:04:53,280 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 238 transitions. [2023-04-03 00:04:53,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-04-03 00:04:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 238 transitions. [2023-04-03 00:04:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-04-03 00:04:53,285 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:04:53,286 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-03 00:04:53,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:04:53,286 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:04:53,286 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:04:53,286 INFO L85 PathProgramCache]: Analyzing trace with hash -512897364, now seen corresponding path program 1 times [2023-04-03 00:04:53,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:04:53,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056093962] [2023-04-03 00:04:53,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:04:53,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:04:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:04:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-03 00:04:53,597 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:04:53,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056093962] [2023-04-03 00:04:53,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056093962] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:04:53,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1206537723] [2023-04-03 00:04:53,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:04:53,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:04:53,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:04:53,602 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) [2023-04-03 00:04:53,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 00:04:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:04:54,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 1755 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:04:54,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:04:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-03 00:04:54,157 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:04:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-03 00:04:54,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1206537723] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:04:54,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [518579683] [2023-04-03 00:04:54,353 INFO L159 IcfgInterpreter]: Started Sifa with 106 locations of interest [2023-04-03 00:04:54,353 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:04:54,360 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:04:54,365 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:04:54,366 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:04:58,170 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:04:58,650 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 303 for LOIs [2023-04-03 00:05:04,174 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 241 for LOIs [2023-04-03 00:05:06,701 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 235 for LOIs [2023-04-03 00:05:07,648 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 236 for LOIs [2023-04-03 00:05:08,626 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 237 for LOIs