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_spec11_product35.cil.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.24-f4eb214f-m
[2019-10-13 19:26:04,684 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-13 19:26:04,686 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-13 19:26:04,698 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-13 19:26:04,699 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-13 19:26:04,700 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-13 19:26:04,701 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-13 19:26:04,703 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-13 19:26:04,705 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-13 19:26:04,705 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-13 19:26:04,706 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-10-13 19:26:04,708 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-13 19:26:04,708 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-13 19:26:04,709 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-13 19:26:04,710 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-13 19:26:04,711 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-13 19:26:04,712 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-13 19:26:04,713 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-13 19:26:04,715 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-13 19:26:04,719 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-13 19:26:04,722 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-13 19:26:04,724 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-13 19:26:04,725 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-13 19:26:04,727 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-13 19:26:04,730 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-13 19:26:04,731 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-13 19:26:04,731 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-13 19:26:04,733 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-13 19:26:04,734 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-13 19:26:04,736 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-13 19:26:04,736 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-10-13 19:26:04,738 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-10-13 19:26:04,739 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-10-13 19:26:04,740 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-13 19:26:04,744 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-13 19:26:04,745 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-10-13 19:26:04,745 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-10-13 19:26:04,746 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-10-13 19:26:04,746 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2019-10-13 19:26:04,752 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-13 19:26:04,753 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-10-13 19:26:04,773 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-13 19:26:04,774 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-13 19:26:04,776 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-13 19:26:04,776 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-13 19:26:04,776 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-10-13 19:26:04,777 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-13 19:26:04,777 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-13 19:26:04,777 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-13 19:26:04,777 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-13 19:26:04,777 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-13 19:26:04,778 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-13 19:26:04,779 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-13 19:26:04,779 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-13 19:26:04,779 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-13 19:26:04,780 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-13 19:26:04,780 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-13 19:26:04,780 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-13 19:26:04,780 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-13 19:26:04,780 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-10-13 19:26:04,781 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-13 19:26:04,781 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-10-13 19:26:04,781 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-13 19:26:04,781 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-13 19:26:04,781 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-13 19:26:04,781 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-13 19:26:04,782 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-10-13 19:26:04,782 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-13 19:26:04,782 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-13 19:26:04,782 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-10-13 19:26:05,059 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-13 19:26:05,072 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-13 19:26:05,075 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-13 19:26:05,077 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-13 19:26:05,077 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-13 19:26:05,078 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product35.cil.c
[2019-10-13 19:26:05,157 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c613941/1f2ebba107ff45b897187ca058bb127e/FLAG0059f95ad
[2019-10-13 19:26:05,804 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-13 19:26:05,805 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product35.cil.c
[2019-10-13 19:26:05,833 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c613941/1f2ebba107ff45b897187ca058bb127e/FLAG0059f95ad
[2019-10-13 19:26:06,019 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c613941/1f2ebba107ff45b897187ca058bb127e
[2019-10-13 19:26:06,030 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-13 19:26:06,032 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-13 19:26:06,033 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-13 19:26:06,033 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-13 19:26:06,036 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-13 19:26:06,037 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:26:06" (1/1) ...
[2019-10-13 19:26:06,040 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112cb494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:06, skipping insertion in model container
[2019-10-13 19:26:06,040 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:26:06" (1/1) ...
[2019-10-13 19:26:06,047 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-13 19:26:06,123 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-13 19:26:06,946 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-13 19:26:06,963 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-13 19:26:07,082 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-13 19:26:07,228 INFO  L192         MainTranslator]: Completed translation
[2019-10-13 19:26:07,229 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07 WrapperNode
[2019-10-13 19:26:07,230 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-13 19:26:07,231 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-13 19:26:07,232 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-13 19:26:07,232 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-13 19:26:07,249 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,249 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,312 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,313 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,370 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,402 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,428 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
[2019-10-13 19:26:07,458 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-13 19:26:07,459 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-13 19:26:07,459 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-13 19:26:07,459 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-13 19:26:07,462 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-13 19:26:07,532 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-13 19:26:07,533 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-13 19:26:07,533 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2019-10-13 19:26:07,533 INFO  L138     BoogieDeclarations]: Found implementation of procedure initEmail
[2019-10-13 19:26:07,533 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailId
[2019-10-13 19:26:07,534 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailId
[2019-10-13 19:26:07,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailFrom
[2019-10-13 19:26:07,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailFrom
[2019-10-13 19:26:07,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailTo
[2019-10-13 19:26:07,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailTo
[2019-10-13 19:26:07,535 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSubject
[2019-10-13 19:26:07,536 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailSubject
[2019-10-13 19:26:07,536 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailBody
[2019-10-13 19:26:07,536 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailBody
[2019-10-13 19:26:07,537 INFO  L138     BoogieDeclarations]: Found implementation of procedure isEncrypted
[2019-10-13 19:26:07,537 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted
[2019-10-13 19:26:07,539 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey
[2019-10-13 19:26:07,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey
[2019-10-13 19:26:07,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure isSigned
[2019-10-13 19:26:07,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsSigned
[2019-10-13 19:26:07,540 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSignKey
[2019-10-13 19:26:07,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailSignKey
[2019-10-13 19:26:07,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure isVerified
[2019-10-13 19:26:07,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified
[2019-10-13 19:26:07,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure initClient
[2019-10-13 19:26:07,541 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientName
[2019-10-13 19:26:07,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientName
[2019-10-13 19:26:07,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientOutbuffer
[2019-10-13 19:26:07,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientOutbuffer
[2019-10-13 19:26:07,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize
[2019-10-13 19:26:07,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize
[2019-10-13 19:26:07,542 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAutoResponse
[2019-10-13 19:26:07,543 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAutoResponse
[2019-10-13 19:26:07,544 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientPrivateKey
[2019-10-13 19:26:07,544 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientPrivateKey
[2019-10-13 19:26:07,544 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringSize
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringSize
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringUser
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringUser
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure findPublicKey
[2019-10-13 19:26:07,545 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientId
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientId
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2019-10-13 19:26:07,546 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure prompt
[2019-10-13 19:26:07,547 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys
[2019-10-13 19:26:07,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook
[2019-10-13 19:26:07,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward
[2019-10-13 19:26:07,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail
[2019-10-13 19:26:07,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys
[2019-10-13 19:26:07,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable
[2019-10-13 19:26:07,548 INFO  L138     BoogieDeclarations]: Found implementation of procedure cloneEmail
[2019-10-13 19:26:07,549 INFO  L138     BoogieDeclarations]: Found implementation of procedure createEmail
[2019-10-13 19:26:07,549 INFO  L138     BoogieDeclarations]: Found implementation of procedure mail
[2019-10-13 19:26:07,549 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys
[2019-10-13 19:26:07,549 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder
[2019-10-13 19:26:07,550 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook
[2019-10-13 19:26:07,550 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure deliver
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming
[2019-10-13 19:26:07,551 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClient
[2019-10-13 19:26:07,552 INFO  L138     BoogieDeclarations]: Found implementation of procedure sendEmail
[2019-10-13 19:26:07,552 INFO  L138     BoogieDeclarations]: Found implementation of procedure queue
[2019-10-13 19:26:07,553 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_queue_empty
[2019-10-13 19:26:07,553 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_queued_client
[2019-10-13 19:26:07,553 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_queued_email
[2019-10-13 19:26:07,554 INFO  L138     BoogieDeclarations]: Found implementation of procedure isKeyPairValid
[2019-10-13 19:26:07,554 INFO  L138     BoogieDeclarations]: Found implementation of procedure generateKeyPair
[2019-10-13 19:26:07,554 INFO  L138     BoogieDeclarations]: Found implementation of procedure autoRespond
[2019-10-13 19:26:07,554 INFO  L138     BoogieDeclarations]: Found implementation of procedure sendToAddressBook
[2019-10-13 19:26:07,555 INFO  L138     BoogieDeclarations]: Found implementation of procedure sign
[2019-10-13 19:26:07,555 INFO  L138     BoogieDeclarations]: Found implementation of procedure forward
[2019-10-13 19:26:07,555 INFO  L138     BoogieDeclarations]: Found implementation of procedure verify
[2019-10-13 19:26:07,556 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2019-10-13 19:26:07,556 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2019-10-13 19:26:07,556 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2019-10-13 19:26:07,556 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2019-10-13 19:26:07,556 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2019-10-13 19:26:07,557 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base
[2019-10-13 19:26:07,557 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_bob
[2019-10-13 19:26:07,557 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base
[2019-10-13 19:26:07,557 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_rjh
[2019-10-13 19:26:07,557 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base
[2019-10-13 19:26:07,557 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_chuck
[2019-10-13 19:26:07,558 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobToRjh
[2019-10-13 19:26:07,558 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhToBob
[2019-10-13 19:26:07,558 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2019-10-13 19:26:07,558 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-10-13 19:26:07,558 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyAdd
[2019-10-13 19:26:07,559 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyAdd
[2019-10-13 19:26:07,559 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck
[2019-10-13 19:26:07,559 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck
[2019-10-13 19:26:07,559 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAdd
[2019-10-13 19:26:07,559 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh
[2019-10-13 19:26:07,560 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey
[2019-10-13 19:26:07,560 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyChange
[2019-10-13 19:26:07,560 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyChange
[2019-10-13 19:26:07,560 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond
[2019-10-13 19:26:07,561 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobSetAddressBook
[2019-10-13 19:26:07,561 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding
[2019-10-13 19:26:07,562 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-13 19:26:07,562 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-13 19:26:07,562 INFO  L130     BoogieDeclarations]: Found specification of procedure initEmail
[2019-10-13 19:26:07,563 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailId
[2019-10-13 19:26:07,564 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailId
[2019-10-13 19:26:07,564 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailFrom
[2019-10-13 19:26:07,564 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailFrom
[2019-10-13 19:26:07,564 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailTo
[2019-10-13 19:26:07,564 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailTo
[2019-10-13 19:26:07,565 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSubject
[2019-10-13 19:26:07,565 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailSubject
[2019-10-13 19:26:07,565 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailBody
[2019-10-13 19:26:07,566 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailBody
[2019-10-13 19:26:07,566 INFO  L130     BoogieDeclarations]: Found specification of procedure isEncrypted
[2019-10-13 19:26:07,566 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted
[2019-10-13 19:26:07,566 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey
[2019-10-13 19:26:07,566 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey
[2019-10-13 19:26:07,567 INFO  L130     BoogieDeclarations]: Found specification of procedure isSigned
[2019-10-13 19:26:07,568 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsSigned
[2019-10-13 19:26:07,571 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSignKey
[2019-10-13 19:26:07,571 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailSignKey
[2019-10-13 19:26:07,572 INFO  L130     BoogieDeclarations]: Found specification of procedure isVerified
[2019-10-13 19:26:07,573 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified
[2019-10-13 19:26:07,578 INFO  L130     BoogieDeclarations]: Found specification of procedure initClient
[2019-10-13 19:26:07,579 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientName
[2019-10-13 19:26:07,579 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientName
[2019-10-13 19:26:07,580 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientOutbuffer
[2019-10-13 19:26:07,580 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientOutbuffer
[2019-10-13 19:26:07,581 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookSize
[2019-10-13 19:26:07,581 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookSize
[2019-10-13 19:26:07,581 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry
[2019-10-13 19:26:07,581 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias
[2019-10-13 19:26:07,581 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias
[2019-10-13 19:26:07,581 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAutoResponse
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAutoResponse
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientPrivateKey
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientPrivateKey
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringSize
[2019-10-13 19:26:07,582 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientKeyringEntry
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringUser
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringUser
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientForwardReceiver
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientForwardReceiver
[2019-10-13 19:26:07,583 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientId
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientId
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure findPublicKey
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringSize
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure puts
[2019-10-13 19:26:07,584 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2019-10-13 19:26:07,585 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2019-10-13 19:26:07,586 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2019-10-13 19:26:07,587 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-10-13 19:26:07,587 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2019-10-13 19:26:07,587 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2019-10-13 19:26:07,587 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2019-10-13 19:26:07,587 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyAdd
[2019-10-13 19:26:07,587 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyAdd
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhEnableForwarding
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyChange
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure bobSetAddressBook
[2019-10-13 19:26:07,588 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAdd
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyChange
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure bobToRjh
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure prompt
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail
[2019-10-13 19:26:07,589 INFO  L130     BoogieDeclarations]: Found specification of procedure createEmail
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure cloneEmail
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure queue
[2019-10-13 19:26:07,590 INFO  L130     BoogieDeclarations]: Found specification of procedure is_queue_empty
[2019-10-13 19:26:07,591 INFO  L130     BoogieDeclarations]: Found specification of procedure get_queued_client
[2019-10-13 19:26:07,591 INFO  L130     BoogieDeclarations]: Found specification of procedure get_queued_email
[2019-10-13 19:26:07,591 INFO  L130     BoogieDeclarations]: Found specification of procedure mail
[2019-10-13 19:26:07,591 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing
[2019-10-13 19:26:07,591 INFO  L130     BoogieDeclarations]: Found specification of procedure deliver
[2019-10-13 19:26:07,591 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming
[2019-10-13 19:26:07,592 INFO  L130     BoogieDeclarations]: Found specification of procedure createClient
[2019-10-13 19:26:07,592 INFO  L130     BoogieDeclarations]: Found specification of procedure sendEmail
[2019-10-13 19:26:07,592 INFO  L130     BoogieDeclarations]: Found specification of procedure isKeyPairValid
[2019-10-13 19:26:07,592 INFO  L130     BoogieDeclarations]: Found specification of procedure generateKeyPair
[2019-10-13 19:26:07,592 INFO  L130     BoogieDeclarations]: Found specification of procedure autoRespond
[2019-10-13 19:26:07,592 INFO  L130     BoogieDeclarations]: Found specification of procedure sendToAddressBook
[2019-10-13 19:26:07,593 INFO  L130     BoogieDeclarations]: Found specification of procedure sign
[2019-10-13 19:26:07,593 INFO  L130     BoogieDeclarations]: Found specification of procedure forward
[2019-10-13 19:26:07,593 INFO  L130     BoogieDeclarations]: Found specification of procedure verify
[2019-10-13 19:26:07,593 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys
[2019-10-13 19:26:07,593 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder
[2019-10-13 19:26:07,593 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook
[2019-10-13 19:26:07,594 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt
[2019-10-13 19:26:07,594 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign
[2019-10-13 19:26:07,594 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward
[2019-10-13 19:26:07,594 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify
[2019-10-13 19:26:07,594 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2019-10-13 19:26:07,594 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2019-10-13 19:26:07,595 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2019-10-13 19:26:07,595 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2019-10-13 19:26:07,595 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_bob
[2019-10-13 19:26:07,595 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_rjh
[2019-10-13 19:26:07,595 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_chuck
[2019-10-13 19:26:07,595 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhToBob
[2019-10-13 19:26:07,596 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2019-10-13 19:26:07,596 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-10-13 19:26:07,596 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyAddChuck
[2019-10-13 19:26:07,596 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck
[2019-10-13 19:26:07,596 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base
[2019-10-13 19:26:07,596 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base
[2019-10-13 19:26:07,597 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base
[2019-10-13 19:26:07,597 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-13 19:26:07,597 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-10-13 19:26:07,597 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-13 19:26:09,764 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-13 19:26:09,765 INFO  L284             CfgBuilder]: Removed 4 assume(true) statements.
[2019-10-13 19:26:09,767 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:26:09 BoogieIcfgContainer
[2019-10-13 19:26:09,768 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-13 19:26:09,769 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2019-10-13 19:26:09,769 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2019-10-13 19:26:09,774 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2019-10-13 19:26:09,774 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:26:06" (1/3) ...
[2019-10-13 19:26:09,775 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f688c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:26:09, skipping insertion in model container
[2019-10-13 19:26:09,776 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:07" (2/3) ...
[2019-10-13 19:26:09,777 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f688c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:26:09, skipping insertion in model container
[2019-10-13 19:26:09,777 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:26:09" (3/3) ...
[2019-10-13 19:26:09,783 INFO  L109   eAbstractionObserver]: Analyzing ICFG email_spec11_product35.cil.c
[2019-10-13 19:26:09,793 INFO  L152   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2019-10-13 19:26:09,806 INFO  L164   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2019-10-13 19:26:09,825 INFO  L249      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2019-10-13 19:26:09,870 INFO  L373      AbstractCegarLoop]: Interprodecural is true
[2019-10-13 19:26:09,870 INFO  L374      AbstractCegarLoop]: Hoare is true
[2019-10-13 19:26:09,870 INFO  L375      AbstractCegarLoop]: Compute interpolants for FPandBP
[2019-10-13 19:26:09,870 INFO  L376      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2019-10-13 19:26:09,870 INFO  L377      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2019-10-13 19:26:09,871 INFO  L378      AbstractCegarLoop]: Difference is false
[2019-10-13 19:26:09,871 INFO  L379      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2019-10-13 19:26:09,871 INFO  L383      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2019-10-13 19:26:09,916 INFO  L276                IsEmpty]: Start isEmpty. Operand 680 states.
[2019-10-13 19:26:09,953 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 228
[2019-10-13 19:26:09,954 INFO  L372         BasicCegarLoop]: Found error trace
[2019-10-13 19:26:09,957 INFO  L380         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-10-13 19:26:09,961 INFO  L410      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-13 19:26:09,968 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-10-13 19:26:09,969 INFO  L82        PathProgramCache]: Analyzing trace with hash 425045218, now seen corresponding path program 1 times
[2019-10-13 19:26:09,979 INFO  L157   tionRefinementEngine]: Executing refinement strategy CAMEL
[2019-10-13 19:26:09,979 INFO  L342   tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336865323]
[2019-10-13 19:26:09,979 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-13 19:26:09,980 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-13 19:26:09,980 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-13 19:26:10,440 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,699 WARN  L191               SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 571
[2019-10-13 19:26:12,714 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,740 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,743 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,745 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,785 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,816 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,837 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,839 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,859 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,863 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,870 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,873 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,884 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,886 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,918 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,939 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,959 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,985 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,988 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,990 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,992 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,996 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:12,999 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,003 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,028 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,032 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,034 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,037 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,038 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,040 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,043 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,045 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:13,146 INFO  L134       CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked.
[2019-10-13 19:26:13,147 INFO  L342   tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336865323]
[2019-10-13 19:26:13,148 INFO  L223   tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-13 19:26:13,148 INFO  L236   tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2019-10-13 19:26:13,149 INFO  L342   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326931946]
[2019-10-13 19:26:13,154 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 12 states
[2019-10-13 19:26:13,154 INFO  L137   tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-10-13 19:26:13,168 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2019-10-13 19:26:13,169 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132
[2019-10-13 19:26:13,171 INFO  L87              Difference]: Start difference. First operand 680 states. Second operand 12 states.
[2019-10-13 19:26:37,209 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-10-13 19:26:37,210 INFO  L93              Difference]: Finished difference Result 1895 states and 3174 transitions.
[2019-10-13 19:26:37,210 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. 
[2019-10-13 19:26:37,212 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 227
[2019-10-13 19:26:37,213 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2019-10-13 19:26:37,246 INFO  L225             Difference]: With dead ends: 1895
[2019-10-13 19:26:37,247 INFO  L226             Difference]: Without dead ends: 1223
[2019-10-13 19:26:37,260 INFO  L600         BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2453 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642
[2019-10-13 19:26:37,282 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1223 states.
[2019-10-13 19:26:37,669 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 651.
[2019-10-13 19:26:37,671 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 651 states.
[2019-10-13 19:26:37,676 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 881 transitions.
[2019-10-13 19:26:37,678 INFO  L78                 Accepts]: Start accepts. Automaton has 651 states and 881 transitions. Word has length 227
[2019-10-13 19:26:37,679 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2019-10-13 19:26:37,679 INFO  L462      AbstractCegarLoop]: Abstraction has 651 states and 881 transitions.
[2019-10-13 19:26:37,679 INFO  L463      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2019-10-13 19:26:37,679 INFO  L276                IsEmpty]: Start isEmpty. Operand 651 states and 881 transitions.
[2019-10-13 19:26:37,685 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 229
[2019-10-13 19:26:37,685 INFO  L372         BasicCegarLoop]: Found error trace
[2019-10-13 19:26:37,686 INFO  L380         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-10-13 19:26:37,686 INFO  L410      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-13 19:26:37,686 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-10-13 19:26:37,687 INFO  L82        PathProgramCache]: Analyzing trace with hash -953379524, now seen corresponding path program 1 times
[2019-10-13 19:26:37,687 INFO  L157   tionRefinementEngine]: Executing refinement strategy CAMEL
[2019-10-13 19:26:37,687 INFO  L342   tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651285056]
[2019-10-13 19:26:37,687 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-13 19:26:37,688 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-13 19:26:37,688 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-13 19:26:37,740 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,517 WARN  L191               SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 571
[2019-10-13 19:26:39,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,549 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,551 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,552 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,598 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,643 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,663 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,666 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,692 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,695 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,698 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,702 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,707 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,710 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,763 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,800 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,836 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,872 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,878 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,885 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,889 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,892 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,895 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,898 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,900 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,939 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,958 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,962 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,972 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:39,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-13 19:26:40,190 INFO  L134       CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked.
[2019-10-13 19:26:40,191 INFO  L342   tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651285056]
[2019-10-13 19:26:40,191 INFO  L223   tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-13 19:26:40,192 INFO  L236   tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2019-10-13 19:26:40,192 INFO  L342   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070322780]
[2019-10-13 19:26:40,208 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 13 states
[2019-10-13 19:26:40,208 INFO  L137   tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-10-13 19:26:40,208 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2019-10-13 19:26:40,209 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156
[2019-10-13 19:26:40,209 INFO  L87              Difference]: Start difference. First operand 651 states and 881 transitions. Second operand 13 states.