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_spec9_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:32:10,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:32:10,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:32:10,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:32:10,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:32:10,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:32:10,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:32:10,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:32:10,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:32:10,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:32:10,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:32:10,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:32:10,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:32:10,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:32:10,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:32:10,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:32:10,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:32:10,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:32:10,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:32:10,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:32:10,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:32:10,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:32:10,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:32:10,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:32:10,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:32:10,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:32:10,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:32:10,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:32:10,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:32:10,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:32:10,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:32:10,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:32:10,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:32:10,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:32:10,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:32:10,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:32:10,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:32:10,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:32:10,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:32:10,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:32:10,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:32:10,094 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 23:32:10,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:32:10,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:32:10,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:32:10,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:32:10,123 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:32:10,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:32:10,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:32:10,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:32:10,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:32:10,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:32:10,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:32:10,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:32:10,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:32:10,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:32:10,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:32:10,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:32:10,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:32:10,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:32:10,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:32:10,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:32:10,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:32:10,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:10,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:32:10,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:32:10,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:32:10,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:32:10,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:32:10,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:32:10,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:32:10,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:32:10,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:32:10,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:32:10,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:32:10,454 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:32:10,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product26.cil.c [2019-10-14 23:32:10,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e8d13e51/dc803f18d1e948aaba736e1ea11ebfca/FLAG1392e5957 [2019-10-14 23:32:11,226 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:32:11,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product26.cil.c [2019-10-14 23:32:11,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e8d13e51/dc803f18d1e948aaba736e1ea11ebfca/FLAG1392e5957 [2019-10-14 23:32:11,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e8d13e51/dc803f18d1e948aaba736e1ea11ebfca [2019-10-14 23:32:11,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:32:11,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:32:11,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:11,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:32:11,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:32:11,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:11" (1/1) ... [2019-10-14 23:32:11,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b33f87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:11, skipping insertion in model container [2019-10-14 23:32:11,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:11" (1/1) ... [2019-10-14 23:32:11,490 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:32:11,576 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:32:12,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:12,266 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:32:12,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:12,522 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:32:12,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12 WrapperNode [2019-10-14 23:32:12,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:12,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:32:12,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:32:12,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:32:12,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (1/1) ... [2019-10-14 23:32:12,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:32:12,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:32:12,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:32:12,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:32:12,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (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 23:32:12,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:32:12,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:32:12,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:12,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:12,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:32:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:32:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:32:12,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:32:12,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:32:12,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:12,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:32:12,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:32:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:32:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:32:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:32:12,833 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:32:12,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:32:12,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:32:12,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:32:12,834 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:32:12,834 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:32:12,834 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:32:12,834 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:32:12,835 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:32:12,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:32:12,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:32:12,835 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:32:12,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:32:12,835 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:32:12,836 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:32:12,836 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:32:12,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:32:12,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:32:12,836 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:32:12,836 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:32:12,837 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:32:12,838 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:32:12,839 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:32:12,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:32:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:32:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:32:12,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:32:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:32:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:32:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:32:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:32:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:32:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:32:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:32:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:32:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:32:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:32:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:32:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:32:12,844 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:32:12,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:32:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:32:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:32:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:32:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:32:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:32:12,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:32:12,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:32:12,849 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:32:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:32:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:32:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:32:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:32:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:32:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:32:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:32:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:32:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:32:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:32:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:32:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:32:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:32:12,852 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:32:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:32:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:32:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:32:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:32:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:32:12,853 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:32:12,854 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:32:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:32:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:32:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:32:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:32:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-14 23:32:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:32:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:32:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:32:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:32:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:32:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:32:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:32:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:32:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:32:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:32:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:32:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:32:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:32:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:32:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:32:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:32:12,867 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:32:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:32:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:32:12,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:32:15,007 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:32:15,007 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:32:15,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:15 BoogieIcfgContainer [2019-10-14 23:32:15,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:32:15,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:32:15,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:32:15,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:32:15,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:32:11" (1/3) ... [2019-10-14 23:32:15,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575304e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:15, skipping insertion in model container [2019-10-14 23:32:15,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:12" (2/3) ... [2019-10-14 23:32:15,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@575304e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:15, skipping insertion in model container [2019-10-14 23:32:15,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:15" (3/3) ... [2019-10-14 23:32:15,018 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product26.cil.c [2019-10-14 23:32:15,028 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:32:15,040 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:32:15,052 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:32:15,096 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:32:15,097 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:32:15,097 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:32:15,097 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:32:15,097 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:32:15,100 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:32:15,100 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:32:15,101 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:32:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states. [2019-10-14 23:32:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-14 23:32:15,166 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:15,167 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:32:15,169 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:15,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:15,175 INFO L82 PathProgramCache]: Analyzing trace with hash -659135283, now seen corresponding path program 1 times [2019-10-14 23:32:15,184 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:15,185 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080475852] [2019-10-14 23:32:15,185 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:15,185 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:15,186 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:17,899 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:32:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:18,312 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:18,313 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080475852] [2019-10-14 23:32:18,314 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:18,314 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-14 23:32:18,314 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544591368] [2019-10-14 23:32:18,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-14 23:32:18,320 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:18,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-14 23:32:18,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:32:18,337 INFO L87 Difference]: Start difference. First operand 605 states. Second operand 10 states. [2019-10-14 23:32:33,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:32:33,615 INFO L93 Difference]: Finished difference Result 1278 states and 1902 transitions. [2019-10-14 23:32:33,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-14 23:32:33,617 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2019-10-14 23:32:33,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:32:33,649 INFO L225 Difference]: With dead ends: 1278 [2019-10-14 23:32:33,650 INFO L226 Difference]: Without dead ends: 901 [2019-10-14 23:32:33,658 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-10-14 23:32:33,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2019-10-14 23:32:33,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 576. [2019-10-14 23:32:33,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 576 states. [2019-10-14 23:32:33,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 784 transitions. [2019-10-14 23:32:34,000 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 784 transitions. Word has length 154 [2019-10-14 23:32:34,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:32:34,002 INFO L462 AbstractCegarLoop]: Abstraction has 576 states and 784 transitions. [2019-10-14 23:32:34,002 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-14 23:32:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 784 transitions. [2019-10-14 23:32:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-10-14 23:32:34,018 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:34,019 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:32:34,019 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:34,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:34,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1368128065, now seen corresponding path program 1 times [2019-10-14 23:32:34,021 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:34,021 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234764464] [2019-10-14 23:32:34,021 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:34,021 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:34,021 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,849 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:32:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:36,234 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234764464] [2019-10-14 23:32:36,235 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:36,235 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:32:36,235 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895793613] [2019-10-14 23:32:36,239 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:32:36,239 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:36,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:32:36,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:32:36,240 INFO L87 Difference]: Start difference. First operand 576 states and 784 transitions. Second operand 11 states. [2019-10-14 23:32:40,800 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 577