/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_spec7_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:49:00,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:49:00,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:49:01,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:49:01,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:49:01,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:49:01,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:49:01,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:49:01,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:49:01,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:49:01,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:49:01,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:49:01,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:49:01,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:49:01,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:49:01,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:49:01,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:49:01,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:49:01,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:49:01,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:49:01,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:49:01,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:49:01,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:49:01,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:49:01,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:49:01,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:49:01,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:49:01,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:49:01,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:49:01,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:49:01,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:49:01,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:49:01,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:49:01,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:49:01,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:49:01,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:49:01,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:49:01,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:49:01,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:49:01,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:49:01,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:49:01,071 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 21:49:01,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:49:01,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:49:01,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:49:01,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:49:01,093 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:49:01,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:49:01,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:49:01,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:49:01,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:49:01,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:49:01,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:49:01,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:49:01,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:49:01,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:49:01,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:49:01,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:49:01,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:49:01,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:49:01,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:49:01,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:49:01,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:49:01,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:49:01,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:49:01,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:49:01,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:49:01,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:49:01,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:49:01,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:49:01,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:49:01,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:49:01,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:49:01,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:49:01,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:49:01,417 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:49:01,418 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product31.cil.c [2019-11-06 21:49:01,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a8d7685a/3e0cefb1bb6342bcb737536088d2cbab/FLAG8f0d87228 [2019-11-06 21:49:02,154 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:49:02,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product31.cil.c [2019-11-06 21:49:02,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a8d7685a/3e0cefb1bb6342bcb737536088d2cbab/FLAG8f0d87228 [2019-11-06 21:49:02,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a8d7685a/3e0cefb1bb6342bcb737536088d2cbab [2019-11-06 21:49:02,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:49:02,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:49:02,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:49:02,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:49:02,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:49:02,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:49:02" (1/1) ... [2019-11-06 21:49:02,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27dd12fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:02, skipping insertion in model container [2019-11-06 21:49:02,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:49:02" (1/1) ... [2019-11-06 21:49:02,369 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:49:02,445 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:49:03,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:49:03,294 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:49:03,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:49:03,581 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:49:03,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03 WrapperNode [2019-11-06 21:49:03,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:49:03,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:49:03,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:49:03,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:49:03,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (1/1) ... [2019-11-06 21:49:03,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:49:03,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:49:03,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:49:03,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:49:03,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (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 21:49:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:49:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:49:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:49:03,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:49:03,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:49:03,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:49:03,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:49:03,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:49:03,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:49:03,893 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:49:03,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:49:03,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:49:03,894 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:49:03,895 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:49:03,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:49:03,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:49:03,898 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:49:03,898 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:49:03,899 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:49:03,899 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:49:03,899 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:49:03,899 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:49:03,900 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:49:03,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2019-11-06 21:49:03,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:49:03,900 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:49:03,900 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:49:03,901 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:49:03,901 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:49:03,901 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:49:03,901 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:49:03,901 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:49:03,902 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:49:03,902 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:49:03,902 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:49:03,902 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:49:03,902 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:49:03,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:49:03,903 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:49:03,903 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:49:03,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:49:03,903 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:49:03,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:49:03,903 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:49:03,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:49:03,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:49:03,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:49:03,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:49:03,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:49:03,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:49:03,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:49:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:49:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:49:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:49:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:49:03,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:49:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:49:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:49:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:49:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:49:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:49:03,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-11-06 21:49:03,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:49:03,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:49:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:49:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:49:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:49:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:49:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:49:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:49:03,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:49:03,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:49:03,911 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:49:03,912 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:49:03,912 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:49:03,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:49:03,913 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:49:03,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:49:03,914 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:49:03,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:49:03,914 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:49:03,914 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:49:03,914 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:49:03,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:49:03,915 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:49:03,916 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:49:03,916 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:49:03,916 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:49:03,916 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:49:03,916 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:49:03,916 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:49:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:49:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:49:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:49:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:49:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:49:03,917 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:49:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:49:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:49:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:49:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:49:03,918 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:49:03,919 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:49:03,919 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:49:03,919 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:49:03,919 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:49:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:49:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:49:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:49:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:49:03,921 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:49:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:49:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:49:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:49:03,922 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:49:03,923 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:49:03,923 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:49:03,923 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:49:03,923 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:49:03,923 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:49:03,923 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:49:03,924 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:49:03,927 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:49:03,928 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:49:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:49:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:49:03,936 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:49:03,937 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:49:03,938 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:49:03,938 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:49:03,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:49:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:49:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:49:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:49:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:49:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:49:03,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:49:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:49:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:49:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:49:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:49:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:49:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:49:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:49:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:49:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:49:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:49:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:49:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:49:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:49:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:49:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:49:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:49:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:49:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:49:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:49:06,198 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:49:06,198 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:49:06,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:49:06 BoogieIcfgContainer [2019-11-06 21:49:06,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:49:06,201 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:49:06,202 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:49:06,206 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:49:06,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:49:02" (1/3) ... [2019-11-06 21:49:06,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d848dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:49:06, skipping insertion in model container [2019-11-06 21:49:06,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:03" (2/3) ... [2019-11-06 21:49:06,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d848dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:49:06, skipping insertion in model container [2019-11-06 21:49:06,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:49:06" (3/3) ... [2019-11-06 21:49:06,210 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product31.cil.c [2019-11-06 21:49:06,220 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:49:06,229 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:49:06,241 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:49:06,272 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:49:06,272 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:49:06,272 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:49:06,273 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:49:06,273 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:49:06,273 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:49:06,273 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:49:06,273 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:49:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states. [2019-11-06 21:49:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-06 21:49:06,326 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:49:06,327 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:49:06,329 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:49:06,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:49:06,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1012113491, now seen corresponding path program 1 times [2019-11-06 21:49:06,346 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:49:06,346 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836972840] [2019-11-06 21:49:06,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:49:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,678 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 547 [2019-11-06 21:49:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:49:09,207 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836972840] [2019-11-06 21:49:09,208 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:49:09,208 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:49:09,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731284129] [2019-11-06 21:49:09,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:49:09,215 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:49:09,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:49:09,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:49:09,233 INFO L87 Difference]: Start difference. First operand 554 states. Second operand 11 states. [2019-11-06 21:49:27,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:49:27,920 INFO L93 Difference]: Finished difference Result 1354 states and 2032 transitions. [2019-11-06 21:49:27,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-11-06 21:49:27,922 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 182 [2019-11-06 21:49:27,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:49:27,949 INFO L225 Difference]: With dead ends: 1354 [2019-11-06 21:49:27,949 INFO L226 Difference]: Without dead ends: 891 [2019-11-06 21:49:27,958 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-11-06 21:49:27,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2019-11-06 21:49:28,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 531. [2019-11-06 21:49:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2019-11-06 21:49:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 701 transitions. [2019-11-06 21:49:28,305 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 701 transitions. Word has length 182 [2019-11-06 21:49:28,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:49:28,308 INFO L462 AbstractCegarLoop]: Abstraction has 531 states and 701 transitions. [2019-11-06 21:49:28,308 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:49:28,308 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 701 transitions. [2019-11-06 21:49:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-06 21:49:28,317 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:49:28,318 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:49:28,318 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:49:28,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:49:28,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1074774869, now seen corresponding path program 1 times [2019-11-06 21:49:28,319 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:49:28,319 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354317403] [2019-11-06 21:49:28,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:49:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:29,991 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 547 [2019-11-06 21:49:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:30,426 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:49:30,427 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354317403] [2019-11-06 21:49:30,427 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:49:30,427 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:49:30,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594326496] [2019-11-06 21:49:30,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:49:30,443 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:49:30,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:49:30,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:49:30,447 INFO L87 Difference]: Start difference. First operand 531 states and 701 transitions. Second operand 12 states. [2019-11-06 21:49:34,801 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 550