/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_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:08:32,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:08:32,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:08:32,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:08:32,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:08:32,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:08:32,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:08:32,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:08:32,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:08:32,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:08:32,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:08:32,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:08:32,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:08:32,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:08:32,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:08:32,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:08:32,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:08:32,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:08:32,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:08:32,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:08:32,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:08:32,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:08:32,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:08:32,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:08:32,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:08:32,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:08:32,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:08:32,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:08:32,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:08:32,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:08:32,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:08:32,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:08:32,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:08:32,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:08:32,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:08:32,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:08:32,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:08:32,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:08:32,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:08:32,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:08:32,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:08:32,825 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 00:08:32,847 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:08:32,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:08:32,848 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:08:32,848 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:08:32,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:08:32,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:08:32,849 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:08:32,849 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:08:32,849 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:08:32,849 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:08:32,850 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:08:32,850 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:08:32,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:08:32,851 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:08:32,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:08:32,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:08:32,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:08:32,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:08:32,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:08:32,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:08:32,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:08:32,853 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:08:32,853 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:08:33,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:08:33,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:08:33,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:08:33,037 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:08:33,037 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:08:33,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product30.cil.c [2023-04-03 00:08:33,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:08:34,162 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:08:34,162 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product30.cil.c [2023-04-03 00:08:34,175 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0873d41af/8a0f7cf19c9f4496a80714c4ad8bff25/FLAGc18a38289 [2023-04-03 00:08:34,187 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0873d41af/8a0f7cf19c9f4496a80714c4ad8bff25 [2023-04-03 00:08:34,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:08:34,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:08:34,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:08:34,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:08:34,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:08:34,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1757436c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34, skipping insertion in model container [2023-04-03 00:08:34,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:08:34,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:08:34,502 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_product30.cil.c[29507,29520] [2023-04-03 00:08:34,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:08:34,593 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:08:34,652 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_product30.cil.c[29507,29520] [2023-04-03 00:08:34,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:08:34,726 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:08:34,731 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:08:34,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34 WrapperNode [2023-04-03 00:08:34,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:08:34,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:08:34,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:08:34,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:08:34,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:08:34,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:08:34,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:08:34,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:08:34,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (1/1) ... [2023-04-03 00:08:34,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:08:34,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:08:34,871 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 00:08:34,876 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 00:08:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:08:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:08:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:08:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:08:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:08:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:08:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:08:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:08:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:08:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:08:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:08:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:08:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:08:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:08:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:08:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:08:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:08:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:08:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:08:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:08:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:08:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:08:34,914 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:08:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:08:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:08:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:08:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:08:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:08:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:08:34,917 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:08:34,918 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:08:34,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:08:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:08:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:08:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:08:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:08:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:08:34,920 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:08:34,921 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:08:34,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:08:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:08:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-04-03 00:08:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:08:34,925 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2023-04-03 00:08:34,926 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:08:34,927 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:08:34,928 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:08:34,929 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:08:34,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:08:34,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:08:35,157 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:08:35,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:08:35,929 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:08:36,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:08:36,528 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:08:36,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:08:36 BoogieIcfgContainer [2023-04-03 00:08:36,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:08:36,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:08:36,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:08:36,537 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:08:36,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:08:34" (1/3) ... [2023-04-03 00:08:36,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53af96f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:08:36, skipping insertion in model container [2023-04-03 00:08:36,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:08:34" (2/3) ... [2023-04-03 00:08:36,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53af96f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:08:36, skipping insertion in model container [2023-04-03 00:08:36,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:08:36" (3/3) ... [2023-04-03 00:08:36,539 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec11_product30.cil.c [2023-04-03 00:08:36,554 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:08:36,554 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:08:36,613 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:08:36,618 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;@50c5dbef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:08:36,618 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:08:36,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 200 states have (on average 1.2) internal successors, (240), 209 states have internal predecessors, (240), 113 states have call successors, (113), 74 states have call predecessors, (113), 74 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) [2023-04-03 00:08:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-04-03 00:08:36,647 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:08:36,648 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:08:36,649 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:08:36,654 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:08:36,654 INFO L85 PathProgramCache]: Analyzing trace with hash 392028869, now seen corresponding path program 1 times [2023-04-03 00:08:36,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:08:36,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709896143] [2023-04-03 00:08:36,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:08:36,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:08:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:08:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:37,093 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:08:37,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709896143] [2023-04-03 00:08:37,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709896143] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:08:37,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:08:37,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:08:37,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455285632] [2023-04-03 00:08:37,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:08:37,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:08:37,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:08:37,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:08:37,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:08:37,137 INFO L87 Difference]: Start difference. First operand has 396 states, 200 states have (on average 1.2) internal successors, (240), 209 states have internal predecessors, (240), 113 states have call successors, (113), 74 states have call predecessors, (113), 74 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) Second operand has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:37,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:08:37,261 INFO L93 Difference]: Finished difference Result 558 states and 662 transitions. [2023-04-03 00:08:37,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:08:37,272 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 174 [2023-04-03 00:08:37,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:08:37,282 INFO L225 Difference]: With dead ends: 558 [2023-04-03 00:08:37,282 INFO L226 Difference]: Without dead ends: 354 [2023-04-03 00:08:37,294 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 00:08:37,297 INFO L413 NwaCegarLoop]: 387 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:08:37,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 387 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:08:37,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2023-04-03 00:08:37,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2023-04-03 00:08:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 182 states have (on average 1.1978021978021978) internal successors, (218), 188 states have internal predecessors, (218), 102 states have call successors, (102), 73 states have call predecessors, (102), 69 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2023-04-03 00:08:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 417 transitions. [2023-04-03 00:08:37,378 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 417 transitions. Word has length 174 [2023-04-03 00:08:37,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:08:37,380 INFO L495 AbstractCegarLoop]: Abstraction has 354 states and 417 transitions. [2023-04-03 00:08:37,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 417 transitions. [2023-04-03 00:08:37,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-04-03 00:08:37,382 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:08:37,382 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:08:37,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:08:37,383 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:08:37,383 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:08:37,383 INFO L85 PathProgramCache]: Analyzing trace with hash -49668429, now seen corresponding path program 1 times [2023-04-03 00:08:37,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:08:37,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427660394] [2023-04-03 00:08:37,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:08:37,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:08:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:08:37,649 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:37,649 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:08:37,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427660394] [2023-04-03 00:08:37,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427660394] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:08:37,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:08:37,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:08:37,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887737544] [2023-04-03 00:08:37,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:08:37,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:08:37,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:08:37,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:08:37,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:08:37,653 INFO L87 Difference]: Start difference. First operand 354 states and 417 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:37,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:08:37,771 INFO L93 Difference]: Finished difference Result 543 states and 629 transitions. [2023-04-03 00:08:37,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:08:37,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 175 [2023-04-03 00:08:37,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:08:37,779 INFO L225 Difference]: With dead ends: 543 [2023-04-03 00:08:37,779 INFO L226 Difference]: Without dead ends: 356 [2023-04-03 00:08:37,784 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 00:08:37,786 INFO L413 NwaCegarLoop]: 378 mSDtfsCounter, 0 mSDsluCounter, 376 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 754 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:08:37,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 754 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:08:37,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2023-04-03 00:08:37,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2023-04-03 00:08:37,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 184 states have (on average 1.1956521739130435) internal successors, (220), 190 states have internal predecessors, (220), 102 states have call successors, (102), 73 states have call predecessors, (102), 69 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2023-04-03 00:08:37,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 419 transitions. [2023-04-03 00:08:37,804 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 419 transitions. Word has length 175 [2023-04-03 00:08:37,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:08:37,804 INFO L495 AbstractCegarLoop]: Abstraction has 356 states and 419 transitions. [2023-04-03 00:08:37,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:37,806 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2023-04-03 00:08:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-04-03 00:08:37,811 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:08:37,811 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:08:37,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:08:37,811 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:08:37,812 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:08:37,812 INFO L85 PathProgramCache]: Analyzing trace with hash -648388130, now seen corresponding path program 1 times [2023-04-03 00:08:37,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:08:37,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951252024] [2023-04-03 00:08:37,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:08:37,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:08:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:08:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:37,983 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:08:37,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951252024] [2023-04-03 00:08:37,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951252024] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:08:37,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:08:37,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:08:37,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734591319] [2023-04-03 00:08:37,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:08:37,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:08:37,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:08:37,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:08:37,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:08:37,987 INFO L87 Difference]: Start difference. First operand 356 states and 419 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:38,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:08:38,089 INFO L93 Difference]: Finished difference Result 694 states and 845 transitions. [2023-04-03 00:08:38,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:08:38,090 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 184 [2023-04-03 00:08:38,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:08:38,092 INFO L225 Difference]: With dead ends: 694 [2023-04-03 00:08:38,093 INFO L226 Difference]: Without dead ends: 396 [2023-04-03 00:08:38,095 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 00:08:38,098 INFO L413 NwaCegarLoop]: 381 mSDtfsCounter, 52 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:08:38,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 752 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:08:38,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2023-04-03 00:08:38,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 395. [2023-04-03 00:08:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 395 states, 215 states have (on average 1.2651162790697674) internal successors, (272), 221 states have internal predecessors, (272), 110 states have call successors, (110), 73 states have call predecessors, (110), 69 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2023-04-03 00:08:38,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 487 transitions. [2023-04-03 00:08:38,124 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 487 transitions. Word has length 184 [2023-04-03 00:08:38,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:08:38,125 INFO L495 AbstractCegarLoop]: Abstraction has 395 states and 487 transitions. [2023-04-03 00:08:38,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 487 transitions. [2023-04-03 00:08:38,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-04-03 00:08:38,129 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:08:38,129 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:08:38,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:08:38,129 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:08:38,129 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:08:38,130 INFO L85 PathProgramCache]: Analyzing trace with hash -111814741, now seen corresponding path program 1 times [2023-04-03 00:08:38,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:08:38,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454059346] [2023-04-03 00:08:38,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:08:38,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:08:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:08:38,313 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:38,313 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:08:38,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454059346] [2023-04-03 00:08:38,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454059346] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:08:38,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:08:38,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:08:38,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274057142] [2023-04-03 00:08:38,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:08:38,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:08:38,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:08:38,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:08:38,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:08:38,315 INFO L87 Difference]: Start difference. First operand 395 states and 487 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:38,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:08:38,389 INFO L93 Difference]: Finished difference Result 808 states and 1044 transitions. [2023-04-03 00:08:38,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:08:38,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 185 [2023-04-03 00:08:38,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:08:38,393 INFO L225 Difference]: With dead ends: 808 [2023-04-03 00:08:38,393 INFO L226 Difference]: Without dead ends: 471 [2023-04-03 00:08:38,394 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 00:08:38,398 INFO L413 NwaCegarLoop]: 381 mSDtfsCounter, 50 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:08:38,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 752 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:08:38,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2023-04-03 00:08:38,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 470. [2023-04-03 00:08:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 275 states have (on average 1.3527272727272728) internal successors, (372), 281 states have internal predecessors, (372), 125 states have call successors, (125), 73 states have call predecessors, (125), 69 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2023-04-03 00:08:38,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 617 transitions. [2023-04-03 00:08:38,421 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 617 transitions. Word has length 185 [2023-04-03 00:08:38,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:08:38,422 INFO L495 AbstractCegarLoop]: Abstraction has 470 states and 617 transitions. [2023-04-03 00:08:38,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-04-03 00:08:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 617 transitions. [2023-04-03 00:08:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-04-03 00:08:38,424 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:08:38,424 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:08:38,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 00:08:38,424 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:08:38,425 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:08:38,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1331505646, now seen corresponding path program 1 times [2023-04-03 00:08:38,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:08:38,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573610575] [2023-04-03 00:08:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:08:38,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:08:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:08:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:38,650 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:08:38,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573610575] [2023-04-03 00:08:38,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573610575] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:08:38,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267489644] [2023-04-03 00:08:38,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:08:38,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:08:38,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:08:38,653 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 00:08:38,681 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 00:08:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:08:39,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 2524 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:08:39,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:08:39,289 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:39,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:08:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-04-03 00:08:39,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267489644] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:08:39,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1052599840] [2023-04-03 00:08:39,549 INFO L159 IcfgInterpreter]: Started Sifa with 165 locations of interest [2023-04-03 00:08:39,550 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:08:39,553 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:08:39,556 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:08:39,556 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:08:42,853 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:08:43,444 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 317 for LOIs [2023-04-03 00:08:48,555 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:08:50,981 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:08:52,447 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:08:53,204 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:08:54,630 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:08:55,486 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:12:48,989 WARN L223 SmtUtils]: Spent 3.86m on a formula simplification. DAG size of input: 19281 DAG size of output: 300 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:12:49,149 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs