/usr/bin/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_spec3_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:44:21,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:44:21,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:44:21,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:44:21,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:44:21,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:44:21,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:44:21,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:44:21,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:44:21,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:44:21,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:44:21,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:44:21,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:44:21,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:44:21,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:44:21,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:44:21,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:44:21,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:44:21,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:44:21,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:44:21,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:44:21,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:44:21,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:44:21,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:44:21,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:44:21,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:44:21,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:44:21,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:44:21,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:44:21,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:44:21,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:44:21,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:44:21,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:44:21,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:44:21,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:44:21,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:44:21,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:44:21,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:44:21,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:44:21,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:44:21,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:44:21,526 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 [2019-11-06 21:44:21,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:44:21,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:44:21,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:44:21,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:44:21,545 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:44:21,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:44:21,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:44:21,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:44:21,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:44:21,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:44:21,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:44:21,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:44:21,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:44:21,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:44:21,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:44:21,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:44:21,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:44:21,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:44:21,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:44:21,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:44:21,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:44:21,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:44:21,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:44:21,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:44:21,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:44:21,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:44:21,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:44:21,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:44:21,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:44:21,850 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:44:21,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:44:21,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:44:21,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:44:21,877 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:44:21,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec3_product27.cil.c [2019-11-06 21:44:21,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3f461c6c/9f38aef0b6e24fd28d427fec22ac40a4/FLAG131f5e1d0 [2019-11-06 21:44:22,605 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:44:22,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec3_product27.cil.c [2019-11-06 21:44:22,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3f461c6c/9f38aef0b6e24fd28d427fec22ac40a4/FLAG131f5e1d0 [2019-11-06 21:44:22,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3f461c6c/9f38aef0b6e24fd28d427fec22ac40a4 [2019-11-06 21:44:22,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:44:22,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:44:22,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:44:22,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:44:22,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:44:22,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:44:22" (1/1) ... [2019-11-06 21:44:22,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4449781e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:22, skipping insertion in model container [2019-11-06 21:44:22,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:44:22" (1/1) ... [2019-11-06 21:44:22,867 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:44:22,951 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:44:23,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:44:23,651 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:44:23,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:44:23,933 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:44:23,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23 WrapperNode [2019-11-06 21:44:23,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:44:23,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:44:23,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:44:23,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:44:23,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:23,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:23,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:23,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:24,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:24,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:24,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (1/1) ... [2019-11-06 21:44:24,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:44:24,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:44:24,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:44:24,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:44:24,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (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 [2019-11-06 21:44:24,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:44:24,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:44:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:44:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-11-06 21:44:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:44:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:44:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:44:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:44:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:44:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:44:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:44:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:44:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:44:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:44:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:44:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:44:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2019-11-06 21:44:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2019-11-06 21:44:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:44:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:44:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:44:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:44:24,236 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:44:24,236 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:44:24,236 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:44:24,236 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:44:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:44:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:44:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:44:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:44:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:44:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:44:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:44:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:44:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:44:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:44:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:44:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:44:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:44:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:44:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:44:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:44:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:44:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:44:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:44:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:44:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:44:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:44:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:44:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:44:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:44:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:44:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:44:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:44:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:44:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:44:24,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:44:24,247 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:44:24,247 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:44:24,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:44:24,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:44:24,248 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:44:24,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:44:24,248 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:44:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:44:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:44:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:44:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:44:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:44:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:44:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:44:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:44:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:44:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:44:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:44:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:44:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:44:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:44:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:44:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:44:24,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:44:24,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:44:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:44:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:44:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:44:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:44:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:44:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:44:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:44:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:44:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:44:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:44:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:44:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:44:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:44:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:44:24,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:44:24,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:44:24,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:44:24,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:44:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:44:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:44:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:44:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:44:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:44:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:44:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:44:24,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2019-11-06 21:44:24,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2019-11-06 21:44:24,271 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:44:24,271 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:44:24,272 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:44:24,273 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:44:24,274 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:44:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:44:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-11-06 21:44:24,277 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-11-06 21:44:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:44:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:44:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:44:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:44:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:44:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:44:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:44:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:44:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:44:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:44:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:44:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:44:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:44:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:44:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:44:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:44:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:44:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:44:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:44:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:44:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:44:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:44:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:44:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:44:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:44:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:44:26,610 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:44:26,611 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:44:26,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:44:26 BoogieIcfgContainer [2019-11-06 21:44:26,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:44:26,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:44:26,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:44:26,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:44:26,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:44:22" (1/3) ... [2019-11-06 21:44:26,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0805d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:44:26, skipping insertion in model container [2019-11-06 21:44:26,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:44:23" (2/3) ... [2019-11-06 21:44:26,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e0805d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:44:26, skipping insertion in model container [2019-11-06 21:44:26,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:44:26" (3/3) ... [2019-11-06 21:44:26,620 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec3_product27.cil.c [2019-11-06 21:44:26,630 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:44:26,639 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:44:26,650 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:44:26,680 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:44:26,681 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:44:26,681 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:44:26,681 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:44:26,681 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:44:26,681 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:44:26,681 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:44:26,681 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:44:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states. [2019-11-06 21:44:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-06 21:44:26,734 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:44:26,736 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:44:26,738 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:44:26,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:44:26,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1666435030, now seen corresponding path program 1 times [2019-11-06 21:44:26,753 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:44:26,754 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266504824] [2019-11-06 21:44:26,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:44:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,329 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 580 [2019-11-06 21:44:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:44:29,809 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266504824] [2019-11-06 21:44:29,810 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:44:29,810 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:44:29,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139367101] [2019-11-06 21:44:29,816 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:44:29,817 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:44:29,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:44:29,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:44:29,834 INFO L87 Difference]: Start difference. First operand 631 states. Second operand 12 states. [2019-11-06 21:44:47,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:44:47,893 INFO L93 Difference]: Finished difference Result 1459 states and 2212 transitions. [2019-11-06 21:44:47,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-11-06 21:44:47,895 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 179 [2019-11-06 21:44:47,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:44:47,925 INFO L225 Difference]: With dead ends: 1459 [2019-11-06 21:44:47,926 INFO L226 Difference]: Without dead ends: 984 [2019-11-06 21:44:47,936 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 788 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=646, Invalid=2006, Unknown=0, NotChecked=0, Total=2652 [2019-11-06 21:44:47,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2019-11-06 21:44:48,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 602. [2019-11-06 21:44:48,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 602 states. [2019-11-06 21:44:48,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 816 transitions. [2019-11-06 21:44:48,317 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 816 transitions. Word has length 179 [2019-11-06 21:44:48,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:44:48,318 INFO L462 AbstractCegarLoop]: Abstraction has 602 states and 816 transitions. [2019-11-06 21:44:48,318 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:44:48,318 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 816 transitions. [2019-11-06 21:44:48,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-06 21:44:48,324 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:44:48,324 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:44:48,325 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:44:48,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:44:48,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1122498688, now seen corresponding path program 1 times [2019-11-06 21:44:48,325 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:44:48,325 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115429724] [2019-11-06 21:44:48,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:44:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,118 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 580 [2019-11-06 21:44:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:50,589 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:44:50,589 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115429724] [2019-11-06 21:44:50,589 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:44:50,590 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:44:50,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738849364] [2019-11-06 21:44:50,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:44:50,592 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:44:50,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:44:50,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:44:50,593 INFO L87 Difference]: Start difference. First operand 602 states and 816 transitions. Second operand 13 states. [2019-11-06 21:44:55,581 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 583