/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_spec0_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 23:57:55,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 23:57:55,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 23:57:55,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 23:57:55,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 23:57:55,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 23:57:55,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 23:57:55,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 23:57:55,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 23:57:55,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 23:57:55,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 23:57:55,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 23:57:55,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 23:57:55,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 23:57:55,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 23:57:55,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 23:57:55,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 23:57:55,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 23:57:55,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 23:57:55,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 23:57:55,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 23:57:55,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 23:57:55,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 23:57:55,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 23:57:55,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 23:57:55,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 23:57:55,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 23:57:55,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 23:57:55,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 23:57:55,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 23:57:55,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 23:57:55,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 23:57:55,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 23:57:55,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 23:57:55,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 23:57:55,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 23:57:55,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 23:57:55,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 23:57:55,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 23:57:55,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 23:57:55,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 23:57:55,100 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 [2023-04-02 23:57:55,122 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 23:57:55,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 23:57:55,122 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 23:57:55,122 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 23:57:55,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 23:57:55,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 23:57:55,123 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-02 23:57:55,123 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-02 23:57:55,123 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-02 23:57:55,123 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-02 23:57:55,124 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-02 23:57:55,124 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-02 23:57:55,124 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-02 23:57:55,124 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-02 23:57:55,124 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-02 23:57:55,124 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-02 23:57:55,124 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-02 23:57:55,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 23:57:55,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 23:57:55,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 23:57:55,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 23:57:55,126 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-02 23:57:55,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 23:57:55,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 23:57:55,127 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-02 23:57:55,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 23:57:55,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 23:57:55,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-02 23:57:55,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-02 23:57:55,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 23:57:55,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 23:57:55,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 23:57:55,332 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 23:57:55,332 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 23:57:55,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec0_product09.cil.c [2023-04-02 23:57:56,342 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 23:57:56,611 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 23:57:56,611 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product09.cil.c [2023-04-02 23:57:56,625 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b9ece7e9/4f5edb0ea90c48cc8137c65081186976/FLAG5fe66e67a [2023-04-02 23:57:56,635 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b9ece7e9/4f5edb0ea90c48cc8137c65081186976 [2023-04-02 23:57:56,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 23:57:56,637 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 23:57:56,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 23:57:56,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 23:57:56,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 23:57:56,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 11:57:56" (1/1) ... [2023-04-02 23:57:56,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c86a78f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:56, skipping insertion in model container [2023-04-02 23:57:56,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 11:57:56" (1/1) ... [2023-04-02 23:57:56,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 23:57:56,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 23:57:57,044 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_spec0_product09.cil.c[57372,57385] [2023-04-02 23:57:57,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 23:57:57,060 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 23:57:57,120 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_spec0_product09.cil.c[57372,57385] [2023-04-02 23:57:57,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 23:57:57,133 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 23:57:57,137 INFO L208 MainTranslator]: Completed translation [2023-04-02 23:57:57,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57 WrapperNode [2023-04-02 23:57:57,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 23:57:57,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 23:57:57,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 23:57:57,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 23:57:57,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 23:57:57,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 23:57:57,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 23:57:57,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 23:57:57,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (1/1) ... [2023-04-02 23:57:57,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 23:57:57,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 23:57:57,279 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) [2023-04-02 23:57:57,297 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 [2023-04-02 23:57:57,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 23:57:57,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 23:57:57,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 23:57:57,309 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-02 23:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-02 23:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-02 23:57:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-02 23:57:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 23:57:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 23:57:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 23:57:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 23:57:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 23:57:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 23:57:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-02 23:57:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-02 23:57:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-02 23:57:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-02 23:57:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-02 23:57:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-02 23:57:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-02 23:57:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-02 23:57:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Base [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-02 23:57:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-02 23:57:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-02 23:57:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-02 23:57:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-02 23:57:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-02 23:57:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-02 23:57:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 23:57:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2023-04-02 23:57:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 23:57:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 23:57:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 23:57:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 23:57:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-02 23:57:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-02 23:57:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-02 23:57:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-02 23:57:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-02 23:57:57,325 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-02 23:57:57,325 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-02 23:57:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-02 23:57:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 23:57:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 23:57:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-02 23:57:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 23:57:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-02 23:57:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-02 23:57:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-02 23:57:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-02 23:57:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-02 23:57:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-02 23:57:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Base [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 23:57:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 23:57:57,582 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 23:57:57,585 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 23:57:58,271 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 23:57:58,733 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 23:57:58,733 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-02 23:57:58,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 11:57:58 BoogieIcfgContainer [2023-04-02 23:57:58,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 23:57:58,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 23:57:58,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 23:57:58,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 23:57:58,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 11:57:56" (1/3) ... [2023-04-02 23:57:58,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb035f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 11:57:58, skipping insertion in model container [2023-04-02 23:57:58,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:57:57" (2/3) ... [2023-04-02 23:57:58,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb035f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 11:57:58, skipping insertion in model container [2023-04-02 23:57:58,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 11:57:58" (3/3) ... [2023-04-02 23:57:58,744 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product09.cil.c [2023-04-02 23:57:58,755 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 23:57:58,756 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 23:57:58,795 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 23:57:58,799 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;@71903a67, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-02 23:57:58,799 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 23:57:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand has 228 states, 119 states have (on average 1.2605042016806722) internal successors, (150), 125 states have internal predecessors, (150), 60 states have call successors, (60), 45 states have call predecessors, (60), 45 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2023-04-02 23:57:58,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-04-02 23:57:58,811 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 23:57:58,811 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] [2023-04-02 23:57:58,811 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 23:57:58,814 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 23:57:58,814 INFO L85 PathProgramCache]: Analyzing trace with hash 2042553124, now seen corresponding path program 1 times [2023-04-02 23:57:58,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-02 23:57:58,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253500244] [2023-04-02 23:57:58,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 23:57:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 23:57:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 23:57:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-04-02 23:57:59,189 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-02 23:57:59,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253500244] [2023-04-02 23:57:59,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253500244] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 23:57:59,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 23:57:59,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-02 23:57:59,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479810644] [2023-04-02 23:57:59,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 23:57:59,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-02 23:57:59,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-02 23:57:59,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-02 23:57:59,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-02 23:57:59,226 INFO L87 Difference]: Start difference. First operand has 228 states, 119 states have (on average 1.2605042016806722) internal successors, (150), 125 states have internal predecessors, (150), 60 states have call successors, (60), 45 states have call predecessors, (60), 45 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) 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, (34), 2 states have call predecessors, (34), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 23:57:59,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 23:57:59,317 INFO L93 Difference]: Finished difference Result 353 states and 421 transitions. [2023-04-02 23:57:59,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-02 23:57:59,319 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, (34), 2 states have call predecessors, (34), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 111 [2023-04-02 23:57:59,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 23:57:59,331 INFO L225 Difference]: With dead ends: 353 [2023-04-02 23:57:59,331 INFO L226 Difference]: Without dead ends: 211 [2023-04-02 23:57:59,334 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 [2023-04-02 23:57:59,337 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 23:57:59,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 231 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 23:57:59,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2023-04-02 23:57:59,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2023-04-02 23:57:59,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 110 states have (on average 1.2363636363636363) internal successors, (136), 113 states have internal predecessors, (136), 59 states have call successors, (59), 45 states have call predecessors, (59), 41 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-04-02 23:57:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 249 transitions. [2023-04-02 23:57:59,388 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 249 transitions. Word has length 111 [2023-04-02 23:57:59,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 23:57:59,390 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 249 transitions. [2023-04-02 23:57:59,390 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, (34), 2 states have call predecessors, (34), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 23:57:59,391 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 249 transitions. [2023-04-02 23:57:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-04-02 23:57:59,396 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 23:57:59,397 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] [2023-04-02 23:57:59,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 23:57:59,397 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 23:57:59,397 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 23:57:59,397 INFO L85 PathProgramCache]: Analyzing trace with hash 874934867, now seen corresponding path program 1 times [2023-04-02 23:57:59,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-02 23:57:59,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913094645] [2023-04-02 23:57:59,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 23:57:59,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 23:57:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 23:57:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-04-02 23:57:59,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-02 23:57:59,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913094645] [2023-04-02 23:57:59,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913094645] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 23:57:59,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 23:57:59,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-02 23:57:59,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111596770] [2023-04-02 23:57:59,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 23:57:59,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 23:57:59,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-02 23:57:59,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 23:57:59,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-02 23:57:59,634 INFO L87 Difference]: Start difference. First operand 211 states and 249 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, (34), 2 states have call predecessors, (34), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 23:57:59,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 23:57:59,703 INFO L93 Difference]: Finished difference Result 338 states and 389 transitions. [2023-04-02 23:57:59,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 23:57:59,704 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, (34), 2 states have call predecessors, (34), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 112 [2023-04-02 23:57:59,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 23:57:59,706 INFO L225 Difference]: With dead ends: 338 [2023-04-02 23:57:59,706 INFO L226 Difference]: Without dead ends: 213 [2023-04-02 23:57:59,707 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 [2023-04-02 23:57:59,707 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 0 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 23:57:59,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 442 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 23:57:59,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-04-02 23:57:59,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2023-04-02 23:57:59,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 112 states have (on average 1.2321428571428572) internal successors, (138), 115 states have internal predecessors, (138), 59 states have call successors, (59), 45 states have call predecessors, (59), 41 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-04-02 23:57:59,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 251 transitions. [2023-04-02 23:57:59,723 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 251 transitions. Word has length 112 [2023-04-02 23:57:59,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 23:57:59,724 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 251 transitions. [2023-04-02 23:57:59,724 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, (34), 2 states have call predecessors, (34), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 23:57:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 251 transitions. [2023-04-02 23:57:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-04-02 23:57:59,730 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 23:57:59,731 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 23:57:59,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 23:57:59,731 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 23:57:59,731 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 23:57:59,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1695448114, now seen corresponding path program 1 times [2023-04-02 23:57:59,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-02 23:57:59,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508406324] [2023-04-02 23:57:59,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 23:57:59,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 23:57:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 23:57:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-04-02 23:57:59,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-02 23:57:59,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508406324] [2023-04-02 23:57:59,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508406324] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 23:57:59,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940450747] [2023-04-02 23:57:59,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 23:57:59,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 23:57:59,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 23:57:59,915 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) [2023-04-02 23:57:59,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 23:58:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 23:58:00,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 1761 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-02 23:58:00,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 23:58:00,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-04-02 23:58:00,355 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-02 23:58:00,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-04-02 23:58:00,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940450747] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-02 23:58:00,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [131435573] [2023-04-02 23:58:00,488 INFO L159 IcfgInterpreter]: Started Sifa with 107 locations of interest [2023-04-02 23:58:00,489 INFO L166 IcfgInterpreter]: Building call graph [2023-04-02 23:58:00,492 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-02 23:58:00,495 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-02 23:58:00,495 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-02 23:58:03,552 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-02 23:58:03,982 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 303 for LOIs [2023-04-02 23:58:08,260 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 241 for LOIs [2023-04-02 23:58:10,443 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 235 for LOIs [2023-04-02 23:58:11,234 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 236 for LOIs [2023-04-02 23:58:12,064 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 237 for LOIs [2023-04-03 00:02:00,576 WARN L223 SmtUtils]: Spent 3.79m on a formula simplification. DAG size of input: 20084 DAG size of output: 289 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:02:00,593 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 289 for LOIs [2023-04-03 00:02:00,928 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 229 for LOIs [2023-04-03 00:02:00,998 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 287 for LOIs