java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec6_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:29:23,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:29:23,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:29:23,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:29:23,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:29:23,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:29:23,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:29:23,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:29:23,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:29:23,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:29:23,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:29:23,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:29:23,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:29:23,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:29:23,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:29:23,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:29:23,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:29:23,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:29:23,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:29:23,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:29:23,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:29:23,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:29:23,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:29:23,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:29:23,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:29:23,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:29:23,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:29:23,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:29:23,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:29:23,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:29:23,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:29:23,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:29:23,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:29:23,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:29:23,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:29:23,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:29:23,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:29:23,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:29:23,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:29:23,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:29:23,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:29:23,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:29:23,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:29:23,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:29:23,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:29:23,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:29:23,719 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:29:23,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:29:23,719 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:29:23,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:29:23,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:29:23,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:29:23,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:29:23,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:29:23,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:29:23,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:29:23,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:29:23,721 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:29:23,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:29:23,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:29:23,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:29:23,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:29:23,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:29:23,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:23,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:29:23,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:29:23,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:29:23,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:29:23,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:29:23,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:29:23,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:29:24,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:29:24,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:29:24,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:29:24,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:29:24,043 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:29:24,044 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product28.cil.c [2019-10-14 23:29:24,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d74742e/1c025b6747de43bb864ef15b2df312ad/FLAGcf559b2ba [2019-10-14 23:29:24,767 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:29:24,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product28.cil.c [2019-10-14 23:29:24,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d74742e/1c025b6747de43bb864ef15b2df312ad/FLAGcf559b2ba [2019-10-14 23:29:24,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d74742e/1c025b6747de43bb864ef15b2df312ad [2019-10-14 23:29:24,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:29:25,001 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:29:25,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:25,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:29:25,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:29:25,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:24" (1/1) ... [2019-10-14 23:29:25,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6e6c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:25, skipping insertion in model container [2019-10-14 23:29:25,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:24" (1/1) ... [2019-10-14 23:29:25,024 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:29:25,114 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:29:25,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:25,967 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:29:26,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:26,181 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:29:26,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26 WrapperNode [2019-10-14 23:29:26,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:26,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:29:26,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:29:26,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:29:26,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... [2019-10-14 23:29:26,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:29:26,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:29:26,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:29:26,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:29:26,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:26,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:29:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:29:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:29:26,455 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:29:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:29:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:29:26,456 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:29:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:29:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:29:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:29:26,457 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:29:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:29:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:29:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:29:26,458 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:29:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:29:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:29:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:29:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:29:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:29:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:29:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:29:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:29:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:29:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:29:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:29:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:29:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:29:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:29:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:29:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:29:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:29:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:29:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:29:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:29:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:29:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:29:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-10-14 23:29:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:29:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:29:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:29:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:29:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:29:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:29:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:29:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:29:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:29:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:29:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:29:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:29:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:29:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:29:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:29:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:29:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:29:26,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:29:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:29:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:29:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:29:26,468 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:29:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:29:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:29:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:29:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:29:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:29:26,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:29:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:29:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:29:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:29:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:29:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:29:26,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:29:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:29:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:29:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:29:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:29:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:29:26,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:29:26,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:29:26,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:29:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:29:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:29:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:29:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:29:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:29:26,474 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:29:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:29:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:29:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:29:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:29:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:29:26,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:29:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:29:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:29:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:29:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:29:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:29:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:29:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:29:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:29:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:29:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:29:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:29:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:29:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:29:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:29:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:29:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:29:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:29:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:29:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:29:26,480 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:29:26,481 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:29:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:29:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:29:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:29:26,482 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:29:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:29:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:29:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:29:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:29:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:29:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:29:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:29:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:29:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:29:26,487 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:29:26,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:29:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:29:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:29:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:29:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:29:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:29:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:29:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:29:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:29:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:29:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:29:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:29:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:29:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:29:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:29:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:29:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:29:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:29:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:29:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:29:28,630 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:29:28,630 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:29:28,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:28 BoogieIcfgContainer [2019-10-14 23:29:28,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:29:28,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:29:28,634 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:29:28,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:29:28,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:29:24" (1/3) ... [2019-10-14 23:29:28,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fd719dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:28, skipping insertion in model container [2019-10-14 23:29:28,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:26" (2/3) ... [2019-10-14 23:29:28,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fd719dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:28, skipping insertion in model container [2019-10-14 23:29:28,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:28" (3/3) ... [2019-10-14 23:29:28,640 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product28.cil.c [2019-10-14 23:29:28,650 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:29:28,659 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:29:28,671 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:29:28,701 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:29:28,702 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:29:28,702 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:29:28,702 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:29:28,702 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:29:28,702 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:29:28,702 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:29:28,702 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:29:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states. [2019-10-14 23:29:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-10-14 23:29:28,751 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:28,753 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:28,755 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:28,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:28,764 INFO L82 PathProgramCache]: Analyzing trace with hash 706098665, now seen corresponding path program 1 times [2019-10-14 23:29:28,781 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:28,782 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780066348] [2019-10-14 23:29:28,782 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:28,783 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:28,783 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,388 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:29:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-14 23:29:31,897 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780066348] [2019-10-14 23:29:31,898 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:31,899 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:29:31,899 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637973097] [2019-10-14 23:29:31,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:29:31,907 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:31,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:29:31,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:29:31,924 INFO L87 Difference]: Start difference. First operand 517 states. Second operand 12 states. [2019-10-14 23:29:49,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:49,510 INFO L93 Difference]: Finished difference Result 1178 states and 1735 transitions. [2019-10-14 23:29:49,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-10-14 23:29:49,513 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 189 [2019-10-14 23:29:49,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:49,539 INFO L225 Difference]: With dead ends: 1178 [2019-10-14 23:29:49,539 INFO L226 Difference]: Without dead ends: 773 [2019-10-14 23:29:49,553 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=646, Invalid=2006, Unknown=0, NotChecked=0, Total=2652 [2019-10-14 23:29:49,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2019-10-14 23:29:49,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 466. [2019-10-14 23:29:49,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2019-10-14 23:29:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 621 transitions. [2019-10-14 23:29:49,871 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 621 transitions. Word has length 189 [2019-10-14 23:29:49,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:49,872 INFO L462 AbstractCegarLoop]: Abstraction has 466 states and 621 transitions. [2019-10-14 23:29:49,872 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:29:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 621 transitions. [2019-10-14 23:29:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-14 23:29:49,878 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:49,878 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:49,878 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:49,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:49,879 INFO L82 PathProgramCache]: Analyzing trace with hash 658853087, now seen corresponding path program 1 times [2019-10-14 23:29:49,879 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:49,879 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745842164] [2019-10-14 23:29:49,879 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:49,880 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:49,880 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,711 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:29:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:52,241 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-14 23:29:52,242 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745842164] [2019-10-14 23:29:52,242 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:52,242 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-14 23:29:52,242 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888426169] [2019-10-14 23:29:52,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:29:52,246 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:52,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:29:52,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:29:52,247 INFO L87 Difference]: Start difference. First operand 466 states and 621 transitions. Second operand 13 states. [2019-10-14 23:29:57,176 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 571