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_spec0_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:23:34,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:23:34,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:23:34,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:23:34,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:23:34,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:23:34,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:23:34,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:23:34,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:23:34,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:23:34,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:23:34,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:23:34,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:23:34,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:23:34,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:23:34,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:23:34,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:23:34,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:23:34,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:23:34,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:23:34,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:23:34,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:23:34,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:23:34,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:23:34,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:23:34,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:23:34,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:23:34,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:23:34,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:23:34,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:23:34,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:23:34,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:23:34,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:23:34,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:23:34,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:23:34,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:23:34,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:23:34,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:23:34,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:23:34,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:23:34,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:23:34,546 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 23:23:34,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:23:34,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:23:34,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:23:34,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:23:34,568 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:23:34,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:23:34,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:23:34,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:23:34,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:23:34,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:23:34,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:23:34,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:23:34,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:23:34,571 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:23:34,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:23:34,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:23:34,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:23:34,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:23:34,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:23:34,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:23:34,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:23:34,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:23:34,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:23:34,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:23:34,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:23:34,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:23:34,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:23:34,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:23:34,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:23:34,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:23:34,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:23:34,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:23:34,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:23:34,864 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:23:34,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product22.cil.c [2019-10-14 23:23:34,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32a00be71/d65fdc7b5f74490ebfa5ae2845d3754a/FLAGb84169a62 [2019-10-14 23:23:35,583 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:23:35,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product22.cil.c [2019-10-14 23:23:35,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32a00be71/d65fdc7b5f74490ebfa5ae2845d3754a/FLAGb84169a62 [2019-10-14 23:23:35,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32a00be71/d65fdc7b5f74490ebfa5ae2845d3754a [2019-10-14 23:23:35,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:23:35,806 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:23:35,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:23:35,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:23:35,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:23:35,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:23:35" (1/1) ... [2019-10-14 23:23:35,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3264c97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:35, skipping insertion in model container [2019-10-14 23:23:35,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:23:35" (1/1) ... [2019-10-14 23:23:35,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:23:35,908 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:23:36,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:23:36,736 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:23:36,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:23:36,997 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:23:36,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36 WrapperNode [2019-10-14 23:23:36,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:23:36,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:23:36,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:23:36,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:23:37,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (1/1) ... [2019-10-14 23:23:37,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:23:37,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:23:37,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:23:37,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:23:37,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (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 23:23:37,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:23:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:23:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:23:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:23:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:23:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:23:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:23:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:23:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:23:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:23:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:23:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:23:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:23:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:23:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:23:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:23:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:23:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:23:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:23:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:23:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:23:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:23:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:23:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:23:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:23:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:23:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:23:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:23:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:23:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:23:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:23:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:23:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:23:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:23:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:23:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:23:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:23:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:23:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:23:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:23:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:23:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:23:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:23:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:23:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:23:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:23:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:23:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-10-14 23:23:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:23:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:23:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:23:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:23:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:23:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:23:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:23:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:23:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:23:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:23:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:23:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:23:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:23:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:23:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:23:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:23:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:23:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:23:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:23:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:23:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:23:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:23:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:23:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:23:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:23:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:23:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:23:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:23:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:23:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:23:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:23:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:23:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:23:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-10-14 23:23:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:23:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:23:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:23:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:23:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:23:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:23:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:23:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:23:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:23:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:23:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:23:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:23:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:23:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:23:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:23:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:23:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:23:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:23:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:23:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:23:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:23:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:23:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:23:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:23:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:23:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:23:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:23:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:23:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:23:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:23:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:23:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:23:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:23:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:23:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:23:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:23:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:23:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:23:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:23:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:23:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:23:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:23:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:23:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:23:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:23:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:23:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:23:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:23:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:23:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:23:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:23:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:23:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:23:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:23:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:23:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:23:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:23:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:23:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:23:37,294 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:23:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:23:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:23:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:23:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:23:37,295 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:23:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:23:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:23:37,300 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:23:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:23:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:23:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:23:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:23:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:23:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:23:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:23:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:23:39,348 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:23:39,349 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:23:39,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:23:39 BoogieIcfgContainer [2019-10-14 23:23:39,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:23:39,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:23:39,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:23:39,355 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:23:39,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:23:35" (1/3) ... [2019-10-14 23:23:39,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@518f5b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:23:39, skipping insertion in model container [2019-10-14 23:23:39,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:23:36" (2/3) ... [2019-10-14 23:23:39,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@518f5b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:23:39, skipping insertion in model container [2019-10-14 23:23:39,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:23:39" (3/3) ... [2019-10-14 23:23:39,359 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product22.cil.c [2019-10-14 23:23:39,369 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:23:39,379 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:23:39,390 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:23:39,428 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:23:39,428 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:23:39,428 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:23:39,428 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:23:39,429 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:23:39,429 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:23:39,429 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:23:39,429 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:23:39,466 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states. [2019-10-14 23:23:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-10-14 23:23:39,509 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:23:39,511 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:23:39,513 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:23:39,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:23:39,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1106336923, now seen corresponding path program 1 times [2019-10-14 23:23:39,530 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:23:39,530 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510931962] [2019-10-14 23:23:39,533 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:23:39,533 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:23:39,534 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:23:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:41,924 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:23:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:42,369 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 23:23:42,370 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510931962] [2019-10-14 23:23:42,371 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:23:42,371 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:23:42,371 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742996806] [2019-10-14 23:23:42,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:23:42,377 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:23:42,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:23:42,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:23:42,394 INFO L87 Difference]: Start difference. First operand 505 states. Second operand 11 states. [2019-10-14 23:23:56,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:23:56,152 INFO L93 Difference]: Finished difference Result 1192 states and 1783 transitions. [2019-10-14 23:23:56,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-10-14 23:23:56,154 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 200 [2019-10-14 23:23:56,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:23:56,180 INFO L225 Difference]: With dead ends: 1192 [2019-10-14 23:23:56,180 INFO L226 Difference]: Without dead ends: 825 [2019-10-14 23:23:56,189 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2019-10-14 23:23:56,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2019-10-14 23:23:56,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 482. [2019-10-14 23:23:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2019-10-14 23:23:56,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 638 transitions. [2019-10-14 23:23:56,465 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 638 transitions. Word has length 200 [2019-10-14 23:23:56,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:23:56,466 INFO L462 AbstractCegarLoop]: Abstraction has 482 states and 638 transitions. [2019-10-14 23:23:56,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:23:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 638 transitions. [2019-10-14 23:23:56,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-10-14 23:23:56,473 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:23:56,473 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:23:56,473 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:23:56,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:23:56,474 INFO L82 PathProgramCache]: Analyzing trace with hash -2011171209, now seen corresponding path program 1 times [2019-10-14 23:23:56,474 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:23:56,474 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112998672] [2019-10-14 23:23:56,474 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:23:56,475 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:23:56,475 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:23:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,197 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:23:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:23:58,644 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 23:23:58,644 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112998672] [2019-10-14 23:23:58,645 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:23:58,645 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:23:58,645 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088550464] [2019-10-14 23:23:58,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:23:58,660 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:23:58,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:23:58,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:23:58,660 INFO L87 Difference]: Start difference. First operand 482 states and 638 transitions. Second operand 12 states. [2019-10-14 23:24:02,418 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 544