/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_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:27:26,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:27:26,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:27:26,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:27:26,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:27:26,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:27:26,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:27:26,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:27:26,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:27:26,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:27:26,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:27:26,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:27:26,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:27:26,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:27:26,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:27:26,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:27:26,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:27:26,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:27:26,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:27:26,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:27:26,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:27:26,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:27:26,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:27:26,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:27:26,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:27:26,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:27:26,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:27:26,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:27:26,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:27:26,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:27:26,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:27:26,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:27:26,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:27:26,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:27:26,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:27:26,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:27:26,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:27:26,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:27:26,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:27:26,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:27:26,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:27:26,624 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 00:27:26,646 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:27:26,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:27:26,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:27:26,647 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:27:26,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:27:26,647 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:27:26,648 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:27:26,648 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:27:26,648 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:27:26,648 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:27:26,649 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:27:26,649 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:27:26,649 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:27:26,649 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:27:26,649 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:27:26,649 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:27:26,650 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:27:26,650 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:27:26,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:27:26,651 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:27:26,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:27:26,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:27:26,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:27:26,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:27:26,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:27:26,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:27:26,652 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:27:26,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:27:26,652 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:27:26,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:27:26,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:27:26,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:27:26,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:27:26,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:27:26,653 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:27:26,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:27:26,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:27:26,654 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:27:26,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:27:26,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:27:26,654 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:27:26,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:27:26,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:27:26,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:27:26,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:27:26,935 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:27:26,936 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:27:26,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product34.cil.c [2023-04-03 00:27:28,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:27:28,485 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:27:28,486 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product34.cil.c [2023-04-03 00:27:28,507 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8469f787/fa8ac52460664bbb8f82ef80cf38322a/FLAGe1e6ac87c [2023-04-03 00:27:28,524 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8469f787/fa8ac52460664bbb8f82ef80cf38322a [2023-04-03 00:27:28,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:27:28,529 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:27:28,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:27:28,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:27:28,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:27:28,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:27:28" (1/1) ... [2023-04-03 00:27:28,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c64e59c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:28, skipping insertion in model container [2023-04-03 00:27:28,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:27:28" (1/1) ... [2023-04-03 00:27:28,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:27:28,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:27:28,971 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_spec3_product34.cil.c[43803,43816] [2023-04-03 00:27:29,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:27:29,047 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:27:29,103 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_spec3_product34.cil.c[43803,43816] [2023-04-03 00:27:29,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:27:29,149 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:27:29,155 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:27:29,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29 WrapperNode [2023-04-03 00:27:29,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:27:29,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:27:29,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:27:29,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:27:29,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,276 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:27:29,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:27:29,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:27:29,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:27:29,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (1/1) ... [2023-04-03 00:27:29,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:27:29,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:27:29,354 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 00:27:29,375 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 00:27:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:27:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:27:29,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:27:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:27:29,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:27:29,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:27:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:27:29,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:27:29,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:27:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:27:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:27:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:27:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:27:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:27:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:27:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:27:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:27:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:27:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:27:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:27:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:27:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:27:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:27:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:27:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:27:29,405 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:27:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:27:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:27:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:27:29,406 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:27:29,407 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:27:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:27:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:27:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:27:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:27:29,408 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:27:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:27:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:27:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:27:29,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:27:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:27:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:27:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:27:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:27:29,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:27:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:27:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:27:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:27:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:27:29,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:27:29,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:27:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:27:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:27:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:27:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:27:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:27:29,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:27:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:27:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:27:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:27:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:27:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:27:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:27:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:27:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:27:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:27:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:27:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:27:29,753 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:27:29,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:27:31,041 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:27:31,889 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:27:31,889 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:27:31,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:27:31 BoogieIcfgContainer [2023-04-03 00:27:31,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:27:31,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:27:31,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:27:31,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:27:31,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:27:28" (1/3) ... [2023-04-03 00:27:31,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bfdfbcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:27:31, skipping insertion in model container [2023-04-03 00:27:31,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:27:29" (2/3) ... [2023-04-03 00:27:31,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bfdfbcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:27:31, skipping insertion in model container [2023-04-03 00:27:31,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:27:31" (3/3) ... [2023-04-03 00:27:31,905 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product34.cil.c [2023-04-03 00:27:31,921 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:27:31,922 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:27:31,990 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:27:31,996 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;@67d7b1b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:27:31,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:27:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 466 states, 232 states have (on average 1.1896551724137931) internal successors, (276), 243 states have internal predecessors, (276), 140 states have call successors, (140), 88 states have call predecessors, (140), 88 states have return successors, (140), 138 states have call predecessors, (140), 140 states have call successors, (140) [2023-04-03 00:27:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-04-03 00:27:32,032 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:27:32,033 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:27:32,034 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:27:32,040 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:27:32,040 INFO L85 PathProgramCache]: Analyzing trace with hash -2146402704, now seen corresponding path program 1 times [2023-04-03 00:27:32,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:27:32,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830896461] [2023-04-03 00:27:32,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:27:32,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:27:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:27:32,703 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:27:32,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:27:32,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830896461] [2023-04-03 00:27:32,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830896461] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:27:32,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:27:32,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:27:32,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472510464] [2023-04-03 00:27:32,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:27:32,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:27:32,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:27:32,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:27:32,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:27:32,751 INFO L87 Difference]: Start difference. First operand has 466 states, 232 states have (on average 1.1896551724137931) internal successors, (276), 243 states have internal predecessors, (276), 140 states have call successors, (140), 88 states have call predecessors, (140), 88 states have return successors, (140), 138 states have call predecessors, (140), 140 states have call successors, (140) Second operand has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 00:27:32,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:27:32,920 INFO L93 Difference]: Finished difference Result 714 states and 861 transitions. [2023-04-03 00:27:32,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:27:32,923 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 159 [2023-04-03 00:27:32,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:27:32,943 INFO L225 Difference]: With dead ends: 714 [2023-04-03 00:27:32,944 INFO L226 Difference]: Without dead ends: 439 [2023-04-03 00:27:32,951 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 00:27:32,956 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:27:32,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 479 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:27:32,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2023-04-03 00:27:33,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2023-04-03 00:27:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 219 states have (on average 1.178082191780822) internal successors, (258), 227 states have internal predecessors, (258), 135 states have call successors, (135), 88 states have call predecessors, (135), 84 states have return successors, (129), 128 states have call predecessors, (129), 129 states have call successors, (129) [2023-04-03 00:27:33,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 522 transitions. [2023-04-03 00:27:33,055 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 522 transitions. Word has length 159 [2023-04-03 00:27:33,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:27:33,057 INFO L495 AbstractCegarLoop]: Abstraction has 439 states and 522 transitions. [2023-04-03 00:27:33,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 00:27:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 522 transitions. [2023-04-03 00:27:33,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-04-03 00:27:33,065 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:27:33,065 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:27:33,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:27:33,066 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:27:33,066 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:27:33,067 INFO L85 PathProgramCache]: Analyzing trace with hash -997636714, now seen corresponding path program 1 times [2023-04-03 00:27:33,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:27:33,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049787273] [2023-04-03 00:27:33,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:27:33,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:27:33,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:27:33,460 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:27:33,461 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:27:33,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049787273] [2023-04-03 00:27:33,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049787273] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:27:33,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:27:33,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:27:33,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370173541] [2023-04-03 00:27:33,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:27:33,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:27:33,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:27:33,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:27:33,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:27:33,465 INFO L87 Difference]: Start difference. First operand 439 states and 522 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 00:27:33,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:27:33,610 INFO L93 Difference]: Finished difference Result 699 states and 824 transitions. [2023-04-03 00:27:33,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:27:33,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 160 [2023-04-03 00:27:33,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:27:33,616 INFO L225 Difference]: With dead ends: 699 [2023-04-03 00:27:33,616 INFO L226 Difference]: Without dead ends: 441 [2023-04-03 00:27:33,620 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 00:27:33,622 INFO L413 NwaCegarLoop]: 470 mSDtfsCounter, 0 mSDsluCounter, 468 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 938 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:27:33,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 938 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:27:33,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2023-04-03 00:27:33,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 441. [2023-04-03 00:27:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 221 states have (on average 1.1764705882352942) internal successors, (260), 229 states have internal predecessors, (260), 135 states have call successors, (135), 88 states have call predecessors, (135), 84 states have return successors, (129), 128 states have call predecessors, (129), 129 states have call successors, (129) [2023-04-03 00:27:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 524 transitions. [2023-04-03 00:27:33,651 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 524 transitions. Word has length 160 [2023-04-03 00:27:33,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:27:33,651 INFO L495 AbstractCegarLoop]: Abstraction has 441 states and 524 transitions. [2023-04-03 00:27:33,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 00:27:33,652 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 524 transitions. [2023-04-03 00:27:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-04-03 00:27:33,656 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:27:33,657 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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 00:27:33,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:27:33,657 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:27:33,657 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:27:33,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1275913574, now seen corresponding path program 1 times [2023-04-03 00:27:33,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:27:33,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916125009] [2023-04-03 00:27:33,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:27:33,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:27:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:27:33,903 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:27:33,904 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:27:33,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916125009] [2023-04-03 00:27:33,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916125009] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:27:33,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:27:33,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:27:33,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079832862] [2023-04-03 00:27:33,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:27:33,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:27:33,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:27:33,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:27:33,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:27:33,906 INFO L87 Difference]: Start difference. First operand 441 states and 524 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, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 00:27:34,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:27:34,007 INFO L93 Difference]: Finished difference Result 866 states and 1058 transitions. [2023-04-03 00:27:34,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:27:34,008 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, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 165 [2023-04-03 00:27:34,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:27:34,011 INFO L225 Difference]: With dead ends: 866 [2023-04-03 00:27:34,011 INFO L226 Difference]: Without dead ends: 483 [2023-04-03 00:27:34,012 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 00:27:34,013 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 53 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 936 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:27:34,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 936 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:27:34,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2023-04-03 00:27:34,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 482. [2023-04-03 00:27:34,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 253 states have (on average 1.2371541501976284) internal successors, (313), 261 states have internal predecessors, (313), 144 states have call successors, (144), 88 states have call predecessors, (144), 84 states have return successors, (138), 137 states have call predecessors, (138), 138 states have call successors, (138) [2023-04-03 00:27:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 595 transitions. [2023-04-03 00:27:34,031 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 595 transitions. Word has length 165 [2023-04-03 00:27:34,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:27:34,031 INFO L495 AbstractCegarLoop]: Abstraction has 482 states and 595 transitions. [2023-04-03 00:27:34,032 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, (47), 2 states have call predecessors, (47), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-04-03 00:27:34,032 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 595 transitions. [2023-04-03 00:27:34,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-04-03 00:27:34,034 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:27:34,034 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-03 00:27:34,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:27:34,035 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:27:34,035 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:27:34,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1260114313, now seen corresponding path program 1 times [2023-04-03 00:27:34,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:27:34,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226268488] [2023-04-03 00:27:34,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:27:34,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:27:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:27:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:27:34,312 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:27:34,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226268488] [2023-04-03 00:27:34,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226268488] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:27:34,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842394377] [2023-04-03 00:27:34,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:27:34,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:27:34,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:27:34,317 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 00:27:34,341 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 00:27:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:27:35,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 2701 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:27:35,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:27:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:27:35,105 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:27:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:27:35,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842394377] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:27:35,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [938092027] [2023-04-03 00:27:35,402 INFO L159 IcfgInterpreter]: Started Sifa with 149 locations of interest [2023-04-03 00:27:35,402 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:27:35,406 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:27:35,410 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:27:35,410 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:27:40,613 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:27:41,353 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 365 for LOIs [2023-04-03 00:27:48,723 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:27:51,297 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:27:52,849 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:27:53,803 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:27:55,469 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:27:56,365 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:31:43,269 WARN L223 SmtUtils]: Spent 3.75m on a formula simplification. DAG size of input: 19626 DAG size of output: 303 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2023-04-03 00:31:43,422 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs