/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_spec4_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:32:55,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:32:55,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:32:55,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:32:55,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:32:55,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:32:55,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:32:55,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:32:55,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:32:55,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:32:55,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:32:55,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:32:55,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:32:55,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:32:55,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:32:55,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:32:55,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:32:55,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:32:55,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:32:55,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:32:55,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:32:55,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:32:55,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:32:55,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:32:55,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:32:55,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:32:55,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:32:55,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:32:55,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:32:55,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:32:55,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:32:55,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:32:55,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:32:55,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:32:55,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:32:55,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:32:55,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:32:55,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:32:55,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:32:55,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:32:55,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:32:55,158 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 00:32:55,186 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:32:55,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:32:55,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:32:55,187 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:32:55,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:32:55,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:32:55,188 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:32:55,188 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:32:55,188 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:32:55,189 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:32:55,189 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:32:55,189 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:32:55,190 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:32:55,190 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:32:55,190 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:32:55,190 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:32:55,190 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:32:55,190 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:32:55,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:32:55,191 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:32:55,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:32:55,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:32:55,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:32:55,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:32:55,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:32:55,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:32:55,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:32:55,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:32:55,193 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:32:55,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:32:55,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:32:55,194 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:32:55,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:32:55,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:32:55,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:32:55,194 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:32:55,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:32:55,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:32:55,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:32:55,448 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:32:55,448 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:32:55,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec4_product34.cil.c [2023-04-03 00:32:56,626 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:32:56,902 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:32:56,903 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_product34.cil.c [2023-04-03 00:32:56,919 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab4b002d/34515e8e74e442869d4726bf13f7578e/FLAG97c50cce5 [2023-04-03 00:32:56,932 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab4b002d/34515e8e74e442869d4726bf13f7578e [2023-04-03 00:32:56,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:32:56,936 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:32:56,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:32:56,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:32:56,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:32:56,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:32:56" (1/1) ... [2023-04-03 00:32:56,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c6e9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:56, skipping insertion in model container [2023-04-03 00:32:56,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:32:56" (1/1) ... [2023-04-03 00:32:56,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:32:56,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:32:57,141 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_spec4_product34.cil.c[1542,1555] [2023-04-03 00:32:57,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:32:57,543 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:32:57,553 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_spec4_product34.cil.c[1542,1555] [2023-04-03 00:32:57,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:32:57,701 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:32:57,708 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:32:57,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57 WrapperNode [2023-04-03 00:32:57,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:32:57,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:32:57,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:32:57,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:32:57,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,835 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:32:57,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:32:57,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:32:57,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:32:57,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (1/1) ... [2023-04-03 00:32:57,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:32:57,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:32:57,915 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 00:32:57,931 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 00:32:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:32:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:32:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:32:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:32:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:32:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:32:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:32:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:32:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:32:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:32:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:32:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:32:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:32:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:32:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:32:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:32:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2023-04-03 00:32:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:32:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:32:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:32:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:32:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2023-04-03 00:32:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:32:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-04-03 00:32:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:32:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:32:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:32:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:32:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:32:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:32:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:32:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:32:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:32:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:32:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2023-04-03 00:32:57,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2023-04-03 00:32:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:32:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-04-03 00:32:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:32:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:32:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:32:57,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:32:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:32:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:32:57,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:32:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:32:57,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:32:57,979 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:32:57,980 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:32:57,981 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:32:57,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:32:57,986 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:32:57,987 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:32:57,988 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:32:57,989 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:32:57,990 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:32:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:32:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:32:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:32:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:32:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:32:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:32:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2023-04-03 00:32:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:32:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:32:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:32:57,997 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:32:58,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:32:58,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:32:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:32:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:32:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:32:58,324 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:32:58,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:32:59,489 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:33:00,353 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:33:00,353 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:33:00,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:33:00 BoogieIcfgContainer [2023-04-03 00:33:00,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:33:00,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:33:00,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:33:00,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:33:00,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:32:56" (1/3) ... [2023-04-03 00:33:00,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1be6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:33:00, skipping insertion in model container [2023-04-03 00:33:00,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:32:57" (2/3) ... [2023-04-03 00:33:00,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1be6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:33:00, skipping insertion in model container [2023-04-03 00:33:00,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:33:00" (3/3) ... [2023-04-03 00:33:00,365 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec4_product34.cil.c [2023-04-03 00:33:00,382 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:33:00,382 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:33:00,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:33:00,452 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;@3c56d25e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:33:00,453 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:33:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 455 states, 227 states have (on average 1.1894273127753303) internal successors, (270), 237 states have internal predecessors, (270), 135 states have call successors, (135), 87 states have call predecessors, (135), 87 states have return successors, (135), 134 states have call predecessors, (135), 135 states have call successors, (135) [2023-04-03 00:33:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-04-03 00:33:00,477 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:33:00,478 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:33:00,479 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:33:00,483 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:33:00,483 INFO L85 PathProgramCache]: Analyzing trace with hash 85760519, now seen corresponding path program 1 times [2023-04-03 00:33:00,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:33:00,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550967250] [2023-04-03 00:33:00,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:33:00,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:33:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:33:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:33:01,007 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:33:01,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550967250] [2023-04-03 00:33:01,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550967250] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:33:01,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:33:01,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:33:01,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222951377] [2023-04-03 00:33:01,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:33:01,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:33:01,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:33:01,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:33:01,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:33:01,043 INFO L87 Difference]: Start difference. First operand has 455 states, 227 states have (on average 1.1894273127753303) internal successors, (270), 237 states have internal predecessors, (270), 135 states have call successors, (135), 87 states have call predecessors, (135), 87 states have return successors, (135), 134 states have call predecessors, (135), 135 states have call successors, (135) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:33:01,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:33:01,235 INFO L93 Difference]: Finished difference Result 692 states and 826 transitions. [2023-04-03 00:33:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:33:01,238 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 136 [2023-04-03 00:33:01,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:33:01,263 INFO L225 Difference]: With dead ends: 692 [2023-04-03 00:33:01,263 INFO L226 Difference]: Without dead ends: 428 [2023-04-03 00:33:01,270 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 00:33:01,273 INFO L413 NwaCegarLoop]: 465 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:33:01,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 465 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:33:01,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2023-04-03 00:33:01,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 428. [2023-04-03 00:33:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 214 states have (on average 1.1775700934579438) internal successors, (252), 221 states have internal predecessors, (252), 130 states have call successors, (130), 87 states have call predecessors, (130), 83 states have return successors, (125), 124 states have call predecessors, (125), 125 states have call successors, (125) [2023-04-03 00:33:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 507 transitions. [2023-04-03 00:33:01,354 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 507 transitions. Word has length 136 [2023-04-03 00:33:01,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:33:01,356 INFO L495 AbstractCegarLoop]: Abstraction has 428 states and 507 transitions. [2023-04-03 00:33:01,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:33:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 507 transitions. [2023-04-03 00:33:01,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-04-03 00:33:01,360 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:33:01,361 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 00:33:01,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:33:01,361 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:33:01,361 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:33:01,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1292352940, now seen corresponding path program 1 times [2023-04-03 00:33:01,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:33:01,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550287123] [2023-04-03 00:33:01,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:33:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:33:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:33:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:33:01,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:33:01,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550287123] [2023-04-03 00:33:01,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550287123] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:33:01,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:33:01,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:33:01,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600617485] [2023-04-03 00:33:01,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:33:01,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:33:01,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:33:01,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:33:01,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:33:01,764 INFO L87 Difference]: Start difference. First operand 428 states and 507 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:33:01,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:33:01,907 INFO L93 Difference]: Finished difference Result 677 states and 794 transitions. [2023-04-03 00:33:01,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:33:01,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 137 [2023-04-03 00:33:01,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:33:01,913 INFO L225 Difference]: With dead ends: 677 [2023-04-03 00:33:01,913 INFO L226 Difference]: Without dead ends: 430 [2023-04-03 00:33:01,918 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 00:33:01,921 INFO L413 NwaCegarLoop]: 456 mSDtfsCounter, 0 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 910 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:33:01,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 910 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:33:01,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2023-04-03 00:33:01,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2023-04-03 00:33:01,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 216 states have (on average 1.1759259259259258) internal successors, (254), 223 states have internal predecessors, (254), 130 states have call successors, (130), 87 states have call predecessors, (130), 83 states have return successors, (125), 124 states have call predecessors, (125), 125 states have call successors, (125) [2023-04-03 00:33:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 509 transitions. [2023-04-03 00:33:01,959 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 509 transitions. Word has length 137 [2023-04-03 00:33:01,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:33:01,959 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 509 transitions. [2023-04-03 00:33:01,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:33:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 509 transitions. [2023-04-03 00:33:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-04-03 00:33:01,962 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:33:01,963 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:33:01,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:33:01,963 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:33:01,964 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:33:01,964 INFO L85 PathProgramCache]: Analyzing trace with hash -898401873, now seen corresponding path program 1 times [2023-04-03 00:33:01,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:33:01,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940662084] [2023-04-03 00:33:01,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:33:01,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:33:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:33:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:33:02,129 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:33:02,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940662084] [2023-04-03 00:33:02,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940662084] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:33:02,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:33:02,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:33:02,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204200258] [2023-04-03 00:33:02,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:33:02,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:33:02,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:33:02,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:33:02,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:33:02,132 INFO L87 Difference]: Start difference. First operand 430 states and 509 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:33:02,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:33:02,288 INFO L93 Difference]: Finished difference Result 844 states and 1028 transitions. [2023-04-03 00:33:02,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:33:02,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 142 [2023-04-03 00:33:02,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:33:02,292 INFO L225 Difference]: With dead ends: 844 [2023-04-03 00:33:02,292 INFO L226 Difference]: Without dead ends: 472 [2023-04-03 00:33:02,293 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 00:33:02,294 INFO L413 NwaCegarLoop]: 457 mSDtfsCounter, 53 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 906 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:33:02,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 906 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:33:02,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2023-04-03 00:33:02,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 471. [2023-04-03 00:33:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 471 states, 248 states have (on average 1.2379032258064515) internal successors, (307), 255 states have internal predecessors, (307), 139 states have call successors, (139), 87 states have call predecessors, (139), 83 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2023-04-03 00:33:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 580 transitions. [2023-04-03 00:33:02,315 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 580 transitions. Word has length 142 [2023-04-03 00:33:02,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:33:02,315 INFO L495 AbstractCegarLoop]: Abstraction has 471 states and 580 transitions. [2023-04-03 00:33:02,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-04-03 00:33:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 580 transitions. [2023-04-03 00:33:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-04-03 00:33:02,318 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:33:02,319 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:33:02,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:33:02,319 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:33:02,319 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:33:02,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1225761859, now seen corresponding path program 1 times [2023-04-03 00:33:02,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:33:02,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835950694] [2023-04-03 00:33:02,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:33:02,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:33:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:33:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:33:02,574 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:33:02,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835950694] [2023-04-03 00:33:02,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835950694] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:33:02,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610767922] [2023-04-03 00:33:02,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:33:02,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:33:02,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:33:02,578 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 00:33:02,601 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 00:33:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:33:03,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 2470 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:33:03,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:33:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:33:03,317 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:33:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 00:33:03,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1610767922] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:33:03,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1761180275] [2023-04-03 00:33:03,528 INFO L159 IcfgInterpreter]: Started Sifa with 130 locations of interest [2023-04-03 00:33:03,528 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:33:03,532 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:33:03,536 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:33:03,537 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:33:08,395 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-04-03 00:33:09,046 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 359 for LOIs [2023-04-03 00:33:16,229 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-04-03 00:33:19,083 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-04-03 00:33:20,601 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-04-03 00:33:21,384 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-04-03 00:33:22,976 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-04-03 00:33:23,992 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-04-03 00:36:59,886 WARN L223 SmtUtils]: Spent 3.57m 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 00:37:00,042 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs