/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_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 00:22:44,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:22:44,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:22:44,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:22:44,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:22:44,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:22:44,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:22:44,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:22:44,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:22:44,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:22:44,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:22:44,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:22:44,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:22:44,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:22:44,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:22:44,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:22:44,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:22:44,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:22:44,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:22:44,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:22:44,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:22:44,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:22:44,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:22:44,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:22:44,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:22:44,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:22:44,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:22:44,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:22:44,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:22:44,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:22:44,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:22:44,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:22:44,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:22:44,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:22:44,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:22:44,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:22:44,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:22:44,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:22:44,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:22:44,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:22:44,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:22:44,979 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 00:22:44,998 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:22:44,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:22:44,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:22:44,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:22:45,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:22:45,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:22:45,000 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:22:45,000 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:22:45,000 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:22:45,000 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:22:45,001 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:22:45,001 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:22:45,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:22:45,003 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:22:45,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:22:45,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:22:45,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:22:45,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:22:45,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:22:45,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:22:45,004 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:22:45,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:22:45,004 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:22:45,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:22:45,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:22:45,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:22:45,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:22:45,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:22:45,005 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:22:45,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:22:45,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:22:45,006 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:22:45,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:22:45,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:22:45,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:22:45,006 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:22:45,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:22:45,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:22:45,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:22:45,228 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:22:45,229 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:22:45,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product13.cil.c [2023-04-03 00:22:46,411 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:22:46,655 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:22:46,656 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product13.cil.c [2023-04-03 00:22:46,671 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6274e0d/8959ae407d154c67b205ad6abb911d94/FLAGf5baaa2f2 [2023-04-03 00:22:46,684 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6274e0d/8959ae407d154c67b205ad6abb911d94 [2023-04-03 00:22:46,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:22:46,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:22:46,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:22:46,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:22:46,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:22:46,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:22:46" (1/1) ... [2023-04-03 00:22:46,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd4009c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:46, skipping insertion in model container [2023-04-03 00:22:46,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:22:46" (1/1) ... [2023-04-03 00:22:46,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:22:46,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:22:47,264 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_product13.cil.c[62004,62017] [2023-04-03 00:22:47,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:22:47,286 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:22:47,392 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_product13.cil.c[62004,62017] [2023-04-03 00:22:47,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:22:47,419 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 00:22:47,424 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:22:47,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47 WrapperNode [2023-04-03 00:22:47,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:22:47,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:22:47,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:22:47,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:22:47,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,535 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:22:47,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:22:47,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:22:47,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:22:47,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (1/1) ... [2023-04-03 00:22:47,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:22:47,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:22:47,586 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 00:22:47,589 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 00:22:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:22:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:22:47,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:22:47,638 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:22:47,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-04-03 00:22:47,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-04-03 00:22:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-04-03 00:22:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-04-03 00:22:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-04-03 00:22:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-04-03 00:22:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-04-03 00:22:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-04-03 00:22:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-04-03 00:22:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-04-03 00:22:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-04-03 00:22:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-04-03 00:22:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-04-03 00:22:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-04-03 00:22:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-04-03 00:22:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-04-03 00:22:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-04-03 00:22:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-04-03 00:22:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-04-03 00:22:47,646 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-04-03 00:22:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2023-04-03 00:22:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-04-03 00:22:47,647 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-04-03 00:22:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-04-03 00:22:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-04-03 00:22:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-04-03 00:22:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-04-03 00:22:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-04-03 00:22:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-04-03 00:22:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-04-03 00:22:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-04-03 00:22:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-04-03 00:22:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-04-03 00:22:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-04-03 00:22:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-04-03 00:22:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-04-03 00:22:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-04-03 00:22:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-04-03 00:22:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-04-03 00:22:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-04-03 00:22:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-04-03 00:22:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-04-03 00:22:47,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:22:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-04-03 00:22:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:22:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:22:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:22:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:22:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:22:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:22:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:22:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:22:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:22:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:22:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:22:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-04-03 00:22:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-04-03 00:22:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-04-03 00:22:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-04-03 00:22:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-04-03 00:22:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-04-03 00:22:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2023-04-03 00:22:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2023-04-03 00:22:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-04-03 00:22:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-04-03 00:22:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-04-03 00:22:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-04-03 00:22:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-04-03 00:22:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-04-03 00:22:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-04-03 00:22:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-04-03 00:22:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-04-03 00:22:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-04-03 00:22:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:22:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-04-03 00:22:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-04-03 00:22:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-04-03 00:22:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-04-03 00:22:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-04-03 00:22:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:22:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:22:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:22:48,035 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:22:48,039 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:22:49,237 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:22:49,980 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:22:49,980 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-04-03 00:22:49,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:22:49 BoogieIcfgContainer [2023-04-03 00:22:49,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:22:49,989 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:22:49,989 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:22:49,992 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:22:49,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:22:46" (1/3) ... [2023-04-03 00:22:49,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23bcdec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:22:49, skipping insertion in model container [2023-04-03 00:22:49,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:22:47" (2/3) ... [2023-04-03 00:22:49,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23bcdec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:22:49, skipping insertion in model container [2023-04-03 00:22:49,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:22:49" (3/3) ... [2023-04-03 00:22:50,000 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product13.cil.c [2023-04-03 00:22:50,019 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:22:50,019 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:22:50,077 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:22:50,083 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;@33181ba3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:22:50,083 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:22:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 335 states, 170 states have (on average 1.2117647058823529) internal successors, (206), 177 states have internal predecessors, (206), 95 states have call successors, (95), 62 states have call predecessors, (95), 62 states have return successors, (95), 94 states have call predecessors, (95), 95 states have call successors, (95) [2023-04-03 00:22:50,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-04-03 00:22:50,102 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:50,103 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:50,104 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:50,109 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:50,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1502137335, now seen corresponding path program 1 times [2023-04-03 00:22:50,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:50,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934730116] [2023-04-03 00:22:50,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:50,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:22:50,646 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:50,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934730116] [2023-04-03 00:22:50,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934730116] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:22:50,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:22:50,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:22:50,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709620444] [2023-04-03 00:22:50,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:22:50,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:22:50,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:22:50,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:22:50,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:22:50,682 INFO L87 Difference]: Start difference. First operand has 335 states, 170 states have (on average 1.2117647058823529) internal successors, (206), 177 states have internal predecessors, (206), 95 states have call successors, (95), 62 states have call predecessors, (95), 62 states have return successors, (95), 94 states have call predecessors, (95), 95 states have call successors, (95) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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 00:22:50,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:22:50,782 INFO L93 Difference]: Finished difference Result 453 states and 538 transitions. [2023-04-03 00:22:50,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:22:50,786 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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 134 [2023-04-03 00:22:50,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:22:50,802 INFO L225 Difference]: With dead ends: 453 [2023-04-03 00:22:50,802 INFO L226 Difference]: Without dead ends: 298 [2023-04-03 00:22:50,807 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 00:22:50,810 INFO L413 NwaCegarLoop]: 328 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:22:50,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 328 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:22:50,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2023-04-03 00:22:50,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2023-04-03 00:22:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 154 states have (on average 1.2077922077922079) internal successors, (186), 158 states have internal predecessors, (186), 86 states have call successors, (86), 61 states have call predecessors, (86), 57 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-04-03 00:22:50,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 352 transitions. [2023-04-03 00:22:50,871 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 352 transitions. Word has length 134 [2023-04-03 00:22:50,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:22:50,873 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 352 transitions. [2023-04-03 00:22:50,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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 00:22:50,874 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 352 transitions. [2023-04-03 00:22:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-04-03 00:22:50,877 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:50,878 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:22:50,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:22:50,878 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:50,879 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:50,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1618474698, now seen corresponding path program 1 times [2023-04-03 00:22:50,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:50,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217828456] [2023-04-03 00:22:50,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:50,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:22:51,266 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:51,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217828456] [2023-04-03 00:22:51,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217828456] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:22:51,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:22:51,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:22:51,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180904777] [2023-04-03 00:22:51,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:22:51,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:22:51,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:22:51,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:22:51,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:22:51,272 INFO L87 Difference]: Start difference. First operand 298 states and 352 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 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 00:22:51,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:22:51,382 INFO L93 Difference]: Finished difference Result 438 states and 506 transitions. [2023-04-03 00:22:51,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:22:51,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 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 135 [2023-04-03 00:22:51,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:22:51,389 INFO L225 Difference]: With dead ends: 438 [2023-04-03 00:22:51,389 INFO L226 Difference]: Without dead ends: 300 [2023-04-03 00:22:51,391 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 00:22:51,392 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 0 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:22:51,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 636 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:22:51,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2023-04-03 00:22:51,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 300. [2023-04-03 00:22:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 156 states have (on average 1.205128205128205) internal successors, (188), 160 states have internal predecessors, (188), 86 states have call successors, (86), 61 states have call predecessors, (86), 57 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-04-03 00:22:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 354 transitions. [2023-04-03 00:22:51,430 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 354 transitions. Word has length 135 [2023-04-03 00:22:51,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:22:51,430 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 354 transitions. [2023-04-03 00:22:51,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 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 00:22:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 354 transitions. [2023-04-03 00:22:51,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-04-03 00:22:51,439 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:51,440 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, 1, 1, 1] [2023-04-03 00:22:51,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:22:51,440 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:51,441 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:51,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1264201394, now seen corresponding path program 1 times [2023-04-03 00:22:51,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:51,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398305079] [2023-04-03 00:22:51,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:51,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:51,664 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:22:51,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:51,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398305079] [2023-04-03 00:22:51,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398305079] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:22:51,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:22:51,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:22:51,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138142395] [2023-04-03 00:22:51,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:22:51,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:22:51,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:22:51,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:22:51,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:22:51,667 INFO L87 Difference]: Start difference. First operand 300 states and 354 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 00:22:51,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:22:51,789 INFO L93 Difference]: Finished difference Result 580 states and 712 transitions. [2023-04-03 00:22:51,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:22:51,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 140 [2023-04-03 00:22:51,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:22:51,792 INFO L225 Difference]: With dead ends: 580 [2023-04-03 00:22:51,792 INFO L226 Difference]: Without dead ends: 338 [2023-04-03 00:22:51,794 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 00:22:51,795 INFO L413 NwaCegarLoop]: 328 mSDtfsCounter, 51 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 00:22:51,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 640 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 00:22:51,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2023-04-03 00:22:51,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 337. [2023-04-03 00:22:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 186 states have (on average 1.2849462365591398) internal successors, (239), 190 states have internal predecessors, (239), 93 states have call successors, (93), 61 states have call predecessors, (93), 57 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-04-03 00:22:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 419 transitions. [2023-04-03 00:22:51,815 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 419 transitions. Word has length 140 [2023-04-03 00:22:51,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:22:51,817 INFO L495 AbstractCegarLoop]: Abstraction has 337 states and 419 transitions. [2023-04-03 00:22:51,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 00:22:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 419 transitions. [2023-04-03 00:22:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-04-03 00:22:51,819 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:22:51,819 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, 1, 1, 1, 1] [2023-04-03 00:22:51,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:22:51,820 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:22:51,820 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:22:51,820 INFO L85 PathProgramCache]: Analyzing trace with hash 375757756, now seen corresponding path program 1 times [2023-04-03 00:22:51,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:22:51,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775301722] [2023-04-03 00:22:51,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:51,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:22:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:22:52,098 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:22:52,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775301722] [2023-04-03 00:22:52,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775301722] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:22:52,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429745015] [2023-04-03 00:22:52,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:22:52,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:22:52,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:22:52,105 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 00:22:52,127 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 00:22:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:22:52,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 1999 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-03 00:22:52,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:22:52,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:22:52,663 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 00:22:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 00:22:52,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429745015] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 00:22:52,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1746416353] [2023-04-03 00:22:52,860 INFO L159 IcfgInterpreter]: Started Sifa with 130 locations of interest [2023-04-03 00:22:52,861 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 00:22:52,864 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 00:22:52,868 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 00:22:52,869 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 00:22:57,659 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 340 for LOIs [2023-04-03 00:22:58,361 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 303 for LOIs [2023-04-03 00:23:04,134 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 250 for LOIs [2023-04-03 00:23:07,007 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 241 for LOIs [2023-04-03 00:23:08,765 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 232 for LOIs [2023-04-03 00:23:09,625 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 242 for LOIs [2023-04-03 00:23:11,277 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 233 for LOIs [2023-04-03 00:23:12,224 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 246 for LOIs [2023-04-03 00:27:19,380 WARN L223 SmtUtils]: Spent 4.08m 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 00:27:19,549 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 240 for LOIs