/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 IntervalDomain -i ../sv-benchmarks/c/product-lines/email_spec0_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 23:37:35,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 23:37:35,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 23:37:35,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 23:37:35,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 23:37:35,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 23:37:35,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 23:37:35,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 23:37:35,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 23:37:35,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 23:37:35,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 23:37:35,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 23:37:35,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 23:37:35,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 23:37:35,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 23:37:35,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 23:37:35,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 23:37:35,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 23:37:35,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 23:37:35,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 23:37:35,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 23:37:35,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 23:37:35,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 23:37:35,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 23:37:35,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 23:37:35,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 23:37:35,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 23:37:35,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 23:37:35,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 23:37:35,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 23:37:35,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 23:37:35,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 23:37:35,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 23:37:35,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 23:37:35,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 23:37:35,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 23:37:35,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 23:37:35,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 23:37:35,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 23:37:35,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 23:37:35,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 23:37:35,607 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 [2023-03-31 23:37:35,641 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 23:37:35,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 23:37:35,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 23:37:35,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 23:37:35,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 23:37:35,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 23:37:35,643 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 23:37:35,643 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 23:37:35,644 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 23:37:35,644 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 23:37:35,644 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 23:37:35,645 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 23:37:35,645 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 23:37:35,645 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 23:37:35,645 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 23:37:35,645 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 23:37:35,645 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 23:37:35,645 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 23:37:35,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 23:37:35,646 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 23:37:35,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 23:37:35,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 23:37:35,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 23:37:35,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 23:37:35,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 23:37:35,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 23:37:35,647 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 23:37:35,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 23:37:35,647 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 23:37:35,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 23:37:35,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:37:35,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 23:37:35,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 23:37:35,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 23:37:35,649 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 23:37:35,649 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 23:37:35,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 23:37:35,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 23:37:35,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 23:37:35,925 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 23:37:35,926 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 23:37:35,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec0_product16.cil.c [2023-03-31 23:37:37,167 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 23:37:37,421 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 23:37:37,421 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product16.cil.c [2023-03-31 23:37:37,439 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5e7862e/e0c6b9298e6e48cc8a2d8c5f7efcc1f9/FLAG01517b688 [2023-03-31 23:37:37,455 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5e7862e/e0c6b9298e6e48cc8a2d8c5f7efcc1f9 [2023-03-31 23:37:37,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 23:37:37,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 23:37:37,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 23:37:37,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 23:37:37,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 23:37:37,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:37:37" (1/1) ... [2023-03-31 23:37:37,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7815c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:37, skipping insertion in model container [2023-03-31 23:37:37,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:37:37" (1/1) ... [2023-03-31 23:37:37,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 23:37:37,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 23:37:37,766 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product16.cil.c[7449,7462] [2023-03-31 23:37:38,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:37:38,018 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 23:37:38,047 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product16.cil.c[7449,7462] [2023-03-31 23:37:38,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:37:38,161 WARN L667 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 23:37:38,167 INFO L208 MainTranslator]: Completed translation [2023-03-31 23:37:38,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38 WrapperNode [2023-03-31 23:37:38,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 23:37:38,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 23:37:38,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 23:37:38,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 23:37:38,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 23:37:38,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 23:37:38,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 23:37:38,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 23:37:38,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (1/1) ... [2023-03-31 23:37:38,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:37:38,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:37:38,391 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) [2023-03-31 23:37:38,392 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 [2023-03-31 23:37:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 23:37:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2023-03-31 23:37:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 23:37:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2023-03-31 23:37:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 23:37:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2023-03-31 23:37:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2023-03-31 23:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-03-31 23:37:38,425 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-03-31 23:37:38,426 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2023-03-31 23:37:38,427 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2023-03-31 23:37:38,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2023-03-31 23:37:38,429 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-03-31 23:37:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 23:37:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2023-03-31 23:37:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2023-03-31 23:37:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2023-03-31 23:37:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-03-31 23:37:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2023-03-31 23:37:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 23:37:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2023-03-31 23:37:38,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-03-31 23:37:38,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2023-03-31 23:37:38,440 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2023-03-31 23:37:38,441 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2023-03-31 23:37:38,442 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 23:37:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 23:37:38,699 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 23:37:38,702 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 23:37:39,759 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 23:37:40,457 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 23:37:40,458 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-03-31 23:37:40,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:37:40 BoogieIcfgContainer [2023-03-31 23:37:40,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 23:37:40,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 23:37:40,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 23:37:40,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 23:37:40,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 11:37:37" (1/3) ... [2023-03-31 23:37:40,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb4b8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:37:40, skipping insertion in model container [2023-03-31 23:37:40,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:37:38" (2/3) ... [2023-03-31 23:37:40,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb4b8d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:37:40, skipping insertion in model container [2023-03-31 23:37:40,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:37:40" (3/3) ... [2023-03-31 23:37:40,475 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product16.cil.c [2023-03-31 23:37:40,498 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 23:37:40,498 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 23:37:40,563 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 23:37:40,570 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;@15f7415b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-31 23:37:40,570 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 23:37:40,576 INFO L276 IsEmpty]: Start isEmpty. Operand has 345 states, 174 states have (on average 1.2011494252873562) internal successors, (209), 181 states have internal predecessors, (209), 99 states have call successors, (99), 67 states have call predecessors, (99), 67 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-03-31 23:37:40,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-03-31 23:37:40,591 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:37:40,592 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, 1, 1, 1, 1, 1, 1] [2023-03-31 23:37:40,592 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:37:40,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:37:40,597 INFO L85 PathProgramCache]: Analyzing trace with hash -119449697, now seen corresponding path program 1 times [2023-03-31 23:37:40,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:37:40,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121992327] [2023-03-31 23:37:40,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:37:40,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:37:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:37:41,142 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-03-31 23:37:41,143 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:37:41,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121992327] [2023-03-31 23:37:41,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121992327] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:37:41,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:37:41,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-31 23:37:41,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323836386] [2023-03-31 23:37:41,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:37:41,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-31 23:37:41,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:37:41,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-31 23:37:41,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-31 23:37:41,198 INFO L87 Difference]: Start difference. First operand has 345 states, 174 states have (on average 1.2011494252873562) internal successors, (209), 181 states have internal predecessors, (209), 99 states have call successors, (99), 67 states have call predecessors, (99), 67 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:37:41,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:37:41,351 INFO L93 Difference]: Finished difference Result 498 states and 588 transitions. [2023-03-31 23:37:41,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-31 23:37:41,354 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 149 [2023-03-31 23:37:41,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:37:41,370 INFO L225 Difference]: With dead ends: 498 [2023-03-31 23:37:41,370 INFO L226 Difference]: Without dead ends: 324 [2023-03-31 23:37:41,377 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 [2023-03-31 23:37:41,385 INFO L413 NwaCegarLoop]: 353 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:37:41,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 353 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:37:41,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2023-03-31 23:37:41,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 324. [2023-03-31 23:37:41,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 165 states have (on average 1.187878787878788) internal successors, (196), 169 states have internal predecessors, (196), 95 states have call successors, (95), 67 states have call predecessors, (95), 63 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-03-31 23:37:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 381 transitions. [2023-03-31 23:37:41,450 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 381 transitions. Word has length 149 [2023-03-31 23:37:41,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:37:41,451 INFO L495 AbstractCegarLoop]: Abstraction has 324 states and 381 transitions. [2023-03-31 23:37:41,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:37:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 381 transitions. [2023-03-31 23:37:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-03-31 23:37:41,456 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:37:41,460 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, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:37:41,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 23:37:41,461 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:37:41,461 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:37:41,461 INFO L85 PathProgramCache]: Analyzing trace with hash -209943788, now seen corresponding path program 1 times [2023-03-31 23:37:41,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:37:41,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784716777] [2023-03-31 23:37:41,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:37:41,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:37:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:37:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-03-31 23:37:41,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:37:41,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784716777] [2023-03-31 23:37:41,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784716777] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:37:41,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:37:41,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:37:41,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086196527] [2023-03-31 23:37:41,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:37:41,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:37:41,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:37:41,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:37:41,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:37:41,842 INFO L87 Difference]: Start difference. First operand 324 states and 381 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, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:37:41,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:37:41,930 INFO L93 Difference]: Finished difference Result 483 states and 557 transitions. [2023-03-31 23:37:41,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:37:41,931 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, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 150 [2023-03-31 23:37:41,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:37:41,934 INFO L225 Difference]: With dead ends: 483 [2023-03-31 23:37:41,934 INFO L226 Difference]: Without dead ends: 326 [2023-03-31 23:37:41,935 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 [2023-03-31 23:37:41,936 INFO L413 NwaCegarLoop]: 344 mSDtfsCounter, 0 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:37:41,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 686 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:37:41,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2023-03-31 23:37:41,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 326. [2023-03-31 23:37:41,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 167 states have (on average 1.18562874251497) internal successors, (198), 171 states have internal predecessors, (198), 95 states have call successors, (95), 67 states have call predecessors, (95), 63 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-03-31 23:37:41,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 383 transitions. [2023-03-31 23:37:41,974 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 383 transitions. Word has length 150 [2023-03-31 23:37:41,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:37:41,975 INFO L495 AbstractCegarLoop]: Abstraction has 326 states and 383 transitions. [2023-03-31 23:37:41,975 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, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:37:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 383 transitions. [2023-03-31 23:37:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-03-31 23:37:41,983 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:37:41,983 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:37:41,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 23:37:41,984 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:37:41,984 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:37:41,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1850935886, now seen corresponding path program 1 times [2023-03-31 23:37:41,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:37:41,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368587156] [2023-03-31 23:37:41,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:37:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:37:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:37:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-03-31 23:37:42,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:37:42,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368587156] [2023-03-31 23:37:42,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368587156] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:37:42,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:37:42,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:37:42,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745431648] [2023-03-31 23:37:42,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:37:42,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:37:42,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:37:42,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:37:42,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:37:42,143 INFO L87 Difference]: Start difference. First operand 326 states and 383 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:37:42,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:37:42,236 INFO L93 Difference]: Finished difference Result 634 states and 773 transitions. [2023-03-31 23:37:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:37:42,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 155 [2023-03-31 23:37:42,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:37:42,241 INFO L225 Difference]: With dead ends: 634 [2023-03-31 23:37:42,242 INFO L226 Difference]: Without dead ends: 366 [2023-03-31 23:37:42,249 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 [2023-03-31 23:37:42,252 INFO L413 NwaCegarLoop]: 351 mSDtfsCounter, 52 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:37:42,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 688 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:37:42,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2023-03-31 23:37:42,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 365. [2023-03-31 23:37:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 198 states have (on average 1.2626262626262625) internal successors, (250), 202 states have internal predecessors, (250), 103 states have call successors, (103), 67 states have call predecessors, (103), 63 states have return successors, (98), 98 states have call predecessors, (98), 98 states have call successors, (98) [2023-03-31 23:37:42,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 451 transitions. [2023-03-31 23:37:42,281 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 451 transitions. Word has length 155 [2023-03-31 23:37:42,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:37:42,282 INFO L495 AbstractCegarLoop]: Abstraction has 365 states and 451 transitions. [2023-03-31 23:37:42,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-03-31 23:37:42,283 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 451 transitions. [2023-03-31 23:37:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-03-31 23:37:42,288 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:37:42,289 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 23:37:42,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-31 23:37:42,289 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:37:42,289 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:37:42,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1200237088, now seen corresponding path program 1 times [2023-03-31 23:37:42,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:37:42,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148472510] [2023-03-31 23:37:42,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:37:42,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:37:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:37:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-03-31 23:37:42,612 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:37:42,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148472510] [2023-03-31 23:37:42,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148472510] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-31 23:37:42,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969461253] [2023-03-31 23:37:42,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:37:42,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-31 23:37:42,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:37:42,621 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) [2023-03-31 23:37:42,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-31 23:37:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:37:43,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 2147 conjuncts, 3 conjunts are in the unsatisfiable core [2023-03-31 23:37:43,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-31 23:37:43,261 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-03-31 23:37:43,262 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-31 23:37:43,465 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-03-31 23:37:43,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969461253] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-31 23:37:43,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1806140761] [2023-03-31 23:37:43,505 INFO L159 IcfgInterpreter]: Started Sifa with 141 locations of interest [2023-03-31 23:37:43,505 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 23:37:43,510 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 23:37:43,513 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 23:37:43,513 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 23:37:47,696 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 337 for LOIs [2023-03-31 23:37:48,215 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 305 for LOIs [2023-03-31 23:37:53,393 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 247 for LOIs [2023-03-31 23:37:55,793 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh with input of size 238 for LOIs [2023-03-31 23:37:57,245 INFO L197 IcfgInterpreter]: Interpreting procedure setup_rjh__wrappee__Base with input of size 229 for LOIs [2023-03-31 23:37:57,965 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck with input of size 239 for LOIs [2023-03-31 23:37:59,393 INFO L197 IcfgInterpreter]: Interpreting procedure setup_chuck__wrappee__Base with input of size 230 for LOIs [2023-03-31 23:38:00,224 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob with input of size 243 for LOIs [2023-03-31 23:38:01,886 INFO L197 IcfgInterpreter]: Interpreting procedure setup_bob__wrappee__Base with input of size 237 for LOIs [2023-03-31 23:38:02,831 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 227 for LOIs [2023-03-31 23:38:02,943 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 229 for LOIs [2023-03-31 23:38:03,075 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 229 for LOIs [2023-03-31 23:38:03,146 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 286 for LOIs [2023-03-31 23:38:06,031 INFO L197 IcfgInterpreter]: Interpreting procedure bobToRjh with input of size 241 for LOIs [2023-03-31 23:38:06,283 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 245 for LOIs [2023-03-31 23:38:07,466 INFO L197 IcfgInterpreter]: Interpreting procedure createEmail with input of size 231 for LOIs [2023-03-31 23:38:09,036 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 229 for LOIs [2023-03-31 23:38:09,123 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 229 for LOIs [2023-03-31 23:38:09,185 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 241 for LOIs [2023-03-31 23:38:11,193 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 219 for LOIs [2023-03-31 23:38:11,385 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__Keys with input of size 241 for LOIs [2023-03-31 23:38:12,980 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 234 for LOIs [2023-03-31 23:38:13,361 INFO L197 IcfgInterpreter]: Interpreting procedure mail with input of size 241 for LOIs [2023-03-31 23:38:14,318 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 221 for LOIs [2023-03-31 23:38:14,601 INFO L197 IcfgInterpreter]: Interpreting procedure incoming with input of size 243 for LOIs [2023-03-31 23:38:15,539 INFO L197 IcfgInterpreter]: Interpreting procedure getClientPrivateKey with input of size 221 for LOIs [2023-03-31 23:38:15,676 INFO L197 IcfgInterpreter]: Interpreting procedure incoming__wrappee__Forward with input of size 235 for LOIs [2023-03-31 23:38:16,952 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 225 for LOIs [2023-03-31 23:38:17,069 INFO L197 IcfgInterpreter]: Interpreting procedure incoming__wrappee__Encrypt with input of size 223 for LOIs [2023-03-31 23:38:17,709 INFO L197 IcfgInterpreter]: Interpreting procedure deliver with input of size 223 for LOIs [2023-03-31 23:38:17,789 INFO L197 IcfgInterpreter]: Interpreting procedure getClientForwardReceiver with input of size 221 for LOIs [2023-03-31 23:38:17,922 INFO L197 IcfgInterpreter]: Interpreting procedure getClientId with input of size 213 for LOIs [2023-03-31 23:38:18,033 INFO L180 IcfgInterpreter]: Interpretation finished