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_spec6_product15.cil.c


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


This is Ultimate 0.1.24-13a467a-m
[2019-10-14 23:29:14,552 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-14 23:29:14,556 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 23:29:14,574 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-14 23:29:14,574 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-14 23:29:14,576 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-14 23:29:14,578 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-14 23:29:14,587 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-14 23:29:14,591 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-14 23:29:14,595 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-14 23:29:14,597 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-10-14 23:29:14,599 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-14 23:29:14,599 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-14 23:29:14,601 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-14 23:29:14,604 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-14 23:29:14,605 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-14 23:29:14,606 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 23:29:14,607 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 23:29:14,609 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 23:29:14,612 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-14 23:29:14,613 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-14 23:29:14,614 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-14 23:29:14,615 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-14 23:29:14,616 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-14 23:29:14,618 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-14 23:29:14,618 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-14 23:29:14,618 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-14 23:29:14,619 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-14 23:29:14,619 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-14 23:29:14,620 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-14 23:29:14,620 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-10-14 23:29:14,622 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-10-14 23:29:14,624 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-10-14 23:29:14,625 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-14 23:29:14,626 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-14 23:29:14,626 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-10-14 23:29:14,627 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-10-14 23:29:14,627 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-10-14 23:29:14,627 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-10-14 23:29:14,628 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-10-14 23:29:14,630 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-14 23:29:14,631 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-10-14 23:29:14,645 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-14 23:29:14,645 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 23:29:14,646 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 23:29:14,646 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-14 23:29:14,647 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-10-14 23:29:14,647 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 23:29:14,647 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-14 23:29:14,647 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-14 23:29:14,647 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-14 23:29:14,648 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-14 23:29:14,648 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 23:29:14,648 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 23:29:14,648 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 23:29:14,648 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-14 23:29:14,649 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-14 23:29:14,649 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-14 23:29:14,649 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-14 23:29:14,649 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 23:29:14,649 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-10-14 23:29:14,650 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-14 23:29:14,650 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-10-14 23:29:14,650 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 23:29:14,650 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 23:29:14,650 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 23:29:14,650 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 23:29:14,651 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-10-14 23:29:14,651 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 23:29:14,651 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 23:29:14,651 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-10-14 23:29:14,914 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 23:29:14,934 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 23:29:14,938 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 23:29:14,939 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-14 23:29:14,940 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-14 23:29:14,940 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product15.cil.c
[2019-10-14 23:29:15,026 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f70a6e71/443a55343e734f7b853a1a2389481ae7/FLAG24e5af54b
[2019-10-14 23:29:15,595 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-14 23:29:15,596 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product15.cil.c
[2019-10-14 23:29:15,616 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f70a6e71/443a55343e734f7b853a1a2389481ae7/FLAG24e5af54b
[2019-10-14 23:29:15,882 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f70a6e71/443a55343e734f7b853a1a2389481ae7
[2019-10-14 23:29:15,894 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 23:29:15,896 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 23:29:15,897 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 23:29:15,897 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 23:29:15,901 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 23:29:15,902 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:15" (1/1) ...
[2019-10-14 23:29:15,905 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30047e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:15, skipping insertion in model container
[2019-10-14 23:29:15,905 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:15" (1/1) ...
[2019-10-14 23:29:15,913 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-14 23:29:16,009 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-14 23:29:16,768 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 23:29:16,787 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-14 23:29:16,948 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 23:29:17,032 INFO  L192         MainTranslator]: Completed translation
[2019-10-14 23:29:17,033 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17 WrapperNode
[2019-10-14 23:29:17,033 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 23:29:17,034 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 23:29:17,034 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 23:29:17,034 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 23:29:17,044 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,044 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,079 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,080 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,145 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,170 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,183 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
[2019-10-14 23:29:17,223 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 23:29:17,224 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 23:29:17,224 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 23:29:17,224 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-14 23:29:17,226 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 23:29:17,324 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 23:29:17,324 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 23:29:17,325 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2019-10-14 23:29:17,325 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2019-10-14 23:29:17,325 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2019-10-14 23:29:17,326 INFO  L138     BoogieDeclarations]: Found implementation of procedure mail
[2019-10-14 23:29:17,326 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys
[2019-10-14 23:29:17,326 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing
[2019-10-14 23:29:17,327 INFO  L138     BoogieDeclarations]: Found implementation of procedure deliver
[2019-10-14 23:29:17,328 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt
[2019-10-14 23:29:17,328 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder
[2019-10-14 23:29:17,328 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming
[2019-10-14 23:29:17,329 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClient
[2019-10-14 23:29:17,329 INFO  L138     BoogieDeclarations]: Found implementation of procedure sendEmail
[2019-10-14 23:29:17,330 INFO  L138     BoogieDeclarations]: Found implementation of procedure queue
[2019-10-14 23:29:17,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_queue_empty
[2019-10-14 23:29:17,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_queued_client
[2019-10-14 23:29:17,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_queued_email
[2019-10-14 23:29:17,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure isKeyPairValid
[2019-10-14 23:29:17,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure generateKeyPair
[2019-10-14 23:29:17,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure autoRespond
[2019-10-14 23:29:17,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure prompt
[2019-10-14 23:29:17,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure initEmail
[2019-10-14 23:29:17,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailId
[2019-10-14 23:29:17,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailId
[2019-10-14 23:29:17,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailFrom
[2019-10-14 23:29:17,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailFrom
[2019-10-14 23:29:17,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailTo
[2019-10-14 23:29:17,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailTo
[2019-10-14 23:29:17,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSubject
[2019-10-14 23:29:17,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailSubject
[2019-10-14 23:29:17,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailBody
[2019-10-14 23:29:17,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailBody
[2019-10-14 23:29:17,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure isEncrypted
[2019-10-14 23:29:17,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted
[2019-10-14 23:29:17,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey
[2019-10-14 23:29:17,338 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey
[2019-10-14 23:29:17,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure isSigned
[2019-10-14 23:29:17,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsSigned
[2019-10-14 23:29:17,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSignKey
[2019-10-14 23:29:17,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailSignKey
[2019-10-14 23:29:17,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure isVerified
[2019-10-14 23:29:17,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified
[2019-10-14 23:29:17,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys
[2019-10-14 23:29:17,340 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail
[2019-10-14 23:29:17,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys
[2019-10-14 23:29:17,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable
[2019-10-14 23:29:17,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure cloneEmail
[2019-10-14 23:29:17,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure createEmail
[2019-10-14 23:29:17,341 INFO  L138     BoogieDeclarations]: Found implementation of procedure initClient
[2019-10-14 23:29:17,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientName
[2019-10-14 23:29:17,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientName
[2019-10-14 23:29:17,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientOutbuffer
[2019-10-14 23:29:17,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientOutbuffer
[2019-10-14 23:29:17,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize
[2019-10-14 23:29:17,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize
[2019-10-14 23:29:17,343 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry
[2019-10-14 23:29:17,343 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias
[2019-10-14 23:29:17,343 INFO  L138     BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias
[2019-10-14 23:29:17,343 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias
[2019-10-14 23:29:17,344 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress
[2019-10-14 23:29:17,344 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress
[2019-10-14 23:29:17,344 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAutoResponse
[2019-10-14 23:29:17,344 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAutoResponse
[2019-10-14 23:29:17,345 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientPrivateKey
[2019-10-14 23:29:17,345 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientPrivateKey
[2019-10-14 23:29:17,345 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringSize
[2019-10-14 23:29:17,346 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringSize
[2019-10-14 23:29:17,346 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry
[2019-10-14 23:29:17,346 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringUser
[2019-10-14 23:29:17,347 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringUser
[2019-10-14 23:29:17,347 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey
[2019-10-14 23:29:17,347 INFO  L138     BoogieDeclarations]: Found implementation of procedure findPublicKey
[2019-10-14 23:29:17,348 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey
[2019-10-14 23:29:17,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver
[2019-10-14 23:29:17,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver
[2019-10-14 23:29:17,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientId
[2019-10-14 23:29:17,349 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientId
[2019-10-14 23:29:17,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2019-10-14 23:29:17,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2019-10-14 23:29:17,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2019-10-14 23:29:17,350 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2019-10-14 23:29:17,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1
[2019-10-14 23:29:17,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2
[2019-10-14 23:29:17,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base
[2019-10-14 23:29:17,351 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_bob
[2019-10-14 23:29:17,352 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base
[2019-10-14 23:29:17,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_rjh
[2019-10-14 23:29:17,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base
[2019-10-14 23:29:17,353 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_chuck
[2019-10-14 23:29:17,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobToRjh
[2019-10-14 23:29:17,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhToBob
[2019-10-14 23:29:17,354 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2019-10-14 23:29:17,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 23:29:17,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyAdd
[2019-10-14 23:29:17,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyAdd
[2019-10-14 23:29:17,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck
[2019-10-14 23:29:17,355 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck
[2019-10-14 23:29:17,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAdd
[2019-10-14 23:29:17,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh
[2019-10-14 23:29:17,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey
[2019-10-14 23:29:17,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyChange
[2019-10-14 23:29:17,356 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyChange
[2019-10-14 23:29:17,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond
[2019-10-14 23:29:17,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2019-10-14 23:29:17,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2019-10-14 23:29:17,357 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2019-10-14 23:29:17,358 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2019-10-14 23:29:17,358 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2019-10-14 23:29:17,358 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2019-10-14 23:29:17,359 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 23:29:17,359 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-10-14 23:29:17,359 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyAdd
[2019-10-14 23:29:17,359 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond
[2019-10-14 23:29:17,360 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey
[2019-10-14 23:29:17,360 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyAdd
[2019-10-14 23:29:17,361 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh
[2019-10-14 23:29:17,361 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyChange
[2019-10-14 23:29:17,361 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAdd
[2019-10-14 23:29:17,361 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyChange
[2019-10-14 23:29:17,362 INFO  L130     BoogieDeclarations]: Found specification of procedure bobToRjh
[2019-10-14 23:29:17,362 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2019-10-14 23:29:17,362 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2019-10-14 23:29:17,363 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2019-10-14 23:29:17,364 INFO  L130     BoogieDeclarations]: Found specification of procedure puts
[2019-10-14 23:29:17,364 INFO  L130     BoogieDeclarations]: Found specification of procedure initClient
[2019-10-14 23:29:17,364 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAutoResponse
[2019-10-14 23:29:17,364 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientPrivateKey
[2019-10-14 23:29:17,365 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientPrivateKey
[2019-10-14 23:29:17,365 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientId
[2019-10-14 23:29:17,365 INFO  L130     BoogieDeclarations]: Found specification of procedure findPublicKey
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailFrom
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailFrom
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailTo
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailTo
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure isEncrypted
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted
[2019-10-14 23:29:17,366 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey
[2019-10-14 23:29:17,367 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey
[2019-10-14 23:29:17,367 INFO  L130     BoogieDeclarations]: Found specification of procedure createEmail
[2019-10-14 23:29:17,371 INFO  L130     BoogieDeclarations]: Found specification of procedure queue
[2019-10-14 23:29:17,371 INFO  L130     BoogieDeclarations]: Found specification of procedure is_queue_empty
[2019-10-14 23:29:17,372 INFO  L130     BoogieDeclarations]: Found specification of procedure get_queued_client
[2019-10-14 23:29:17,372 INFO  L130     BoogieDeclarations]: Found specification of procedure get_queued_email
[2019-10-14 23:29:17,378 INFO  L130     BoogieDeclarations]: Found specification of procedure mail
[2019-10-14 23:29:17,379 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure deliver
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure createClient
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure sendEmail
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure isKeyPairValid
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure generateKeyPair
[2019-10-14 23:29:17,380 INFO  L130     BoogieDeclarations]: Found specification of procedure autoRespond
[2019-10-14 23:29:17,381 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1
[2019-10-14 23:29:17,381 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-14 23:29:17,381 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys
[2019-10-14 23:29:17,381 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt
[2019-10-14 23:29:17,381 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure prompt
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure initEmail
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailId
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailId
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSubject
[2019-10-14 23:29:17,382 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailSubject
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailBody
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailBody
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure isSigned
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsSigned
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSignKey
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailSignKey
[2019-10-14 23:29:17,383 INFO  L130     BoogieDeclarations]: Found specification of procedure isVerified
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure cloneEmail
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys
[2019-10-14 23:29:17,384 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientName
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientName
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientOutbuffer
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientOutbuffer
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookSize
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookSize
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry
[2019-10-14 23:29:17,385 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias
[2019-10-14 23:29:17,386 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias
[2019-10-14 23:29:17,386 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress
[2019-10-14 23:29:17,386 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress
[2019-10-14 23:29:17,386 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAutoResponse
[2019-10-14 23:29:17,386 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringSize
[2019-10-14 23:29:17,386 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientKeyringEntry
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringUser
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringUser
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientForwardReceiver
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientForwardReceiver
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientId
[2019-10-14 23:29:17,387 INFO  L130     BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringSize
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_bob
[2019-10-14 23:29:17,388 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_rjh
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_chuck
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhToBob
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyAddChuck
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base
[2019-10-14 23:29:17,389 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-10-14 23:29:17,390 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-10-14 23:29:17,391 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2019-10-14 23:29:17,392 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2019-10-14 23:29:17,392 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2019-10-14 23:29:17,392 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 23:29:17,392 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-10-14 23:29:17,392 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 23:29:19,614 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 23:29:19,615 INFO  L284             CfgBuilder]: Removed 4 assume(true) statements.
[2019-10-14 23:29:19,617 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:19 BoogieIcfgContainer
[2019-10-14 23:29:19,617 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 23:29:19,618 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2019-10-14 23:29:19,619 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2019-10-14 23:29:19,622 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2019-10-14 23:29:19,622 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:29:15" (1/3) ...
[2019-10-14 23:29:19,623 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4381f366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:19, skipping insertion in model container
[2019-10-14 23:29:19,624 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (2/3) ...
[2019-10-14 23:29:19,624 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4381f366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:19, skipping insertion in model container
[2019-10-14 23:29:19,625 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:19" (3/3) ...
[2019-10-14 23:29:19,627 INFO  L109   eAbstractionObserver]: Analyzing ICFG email_spec6_product15.cil.c
[2019-10-14 23:29:19,638 INFO  L152   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2019-10-14 23:29:19,648 INFO  L164   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2019-10-14 23:29:19,662 INFO  L249      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2019-10-14 23:29:19,706 INFO  L373      AbstractCegarLoop]: Interprodecural is true
[2019-10-14 23:29:19,707 INFO  L374      AbstractCegarLoop]: Hoare is true
[2019-10-14 23:29:19,707 INFO  L375      AbstractCegarLoop]: Compute interpolants for FPandBP
[2019-10-14 23:29:19,707 INFO  L376      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2019-10-14 23:29:19,707 INFO  L377      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2019-10-14 23:29:19,707 INFO  L378      AbstractCegarLoop]: Difference is false
[2019-10-14 23:29:19,708 INFO  L379      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2019-10-14 23:29:19,708 INFO  L383      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2019-10-14 23:29:19,749 INFO  L276                IsEmpty]: Start isEmpty. Operand 474 states.
[2019-10-14 23:29:19,783 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2019-10-14 23:29:19,783 INFO  L372         BasicCegarLoop]: Found error trace
[2019-10-14 23:29:19,785 INFO  L380         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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]
[2019-10-14 23:29:19,788 INFO  L410      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-14 23:29:19,793 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-10-14 23:29:19,794 INFO  L82        PathProgramCache]: Analyzing trace with hash 1208653577, now seen corresponding path program 1 times
[2019-10-14 23:29:19,805 INFO  L157   tionRefinementEngine]: Executing refinement strategy CAMEL
[2019-10-14 23:29:19,809 INFO  L342   tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082809533]
[2019-10-14 23:29:19,809 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-14 23:29:19,809 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-14 23:29:19,809 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-14 23:29:20,185 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,287 WARN  L191               SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 556
[2019-10-14 23:29:22,303 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,328 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,330 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,332 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,370 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,402 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,423 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,426 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,447 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,466 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,473 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,475 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,530 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,549 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,552 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,554 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,557 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,577 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,582 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,584 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,586 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,588 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:22,718 INFO  L134       CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2019-10-14 23:29:22,719 INFO  L342   tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082809533]
[2019-10-14 23:29:22,720 INFO  L223   tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-14 23:29:22,720 INFO  L236   tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2019-10-14 23:29:22,720 INFO  L342   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069690682]
[2019-10-14 23:29:22,726 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 11 states
[2019-10-14 23:29:22,726 INFO  L137   tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-10-14 23:29:22,742 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2019-10-14 23:29:22,743 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110
[2019-10-14 23:29:22,745 INFO  L87              Difference]: Start difference. First operand 474 states. Second operand 11 states.
[2019-10-14 23:29:34,402 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-10-14 23:29:34,403 INFO  L93              Difference]: Finished difference Result 983 states and 1448 transitions.
[2019-10-14 23:29:34,403 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2019-10-14 23:29:34,405 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 176
[2019-10-14 23:29:34,406 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2019-10-14 23:29:34,429 INFO  L225             Difference]: With dead ends: 983
[2019-10-14 23:29:34,429 INFO  L226             Difference]: Without dead ends: 700
[2019-10-14 23:29:34,438 INFO  L600         BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930
[2019-10-14 23:29:34,458 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 700 states.
[2019-10-14 23:29:34,687 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 427.
[2019-10-14 23:29:34,689 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 427 states.
[2019-10-14 23:29:34,692 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 570 transitions.
[2019-10-14 23:29:34,694 INFO  L78                 Accepts]: Start accepts. Automaton has 427 states and 570 transitions. Word has length 176
[2019-10-14 23:29:34,695 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2019-10-14 23:29:34,695 INFO  L462      AbstractCegarLoop]: Abstraction has 427 states and 570 transitions.
[2019-10-14 23:29:34,695 INFO  L463      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2019-10-14 23:29:34,695 INFO  L276                IsEmpty]: Start isEmpty. Operand 427 states and 570 transitions.
[2019-10-14 23:29:34,700 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 178
[2019-10-14 23:29:34,700 INFO  L372         BasicCegarLoop]: Found error trace
[2019-10-14 23:29:34,700 INFO  L380         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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]
[2019-10-14 23:29:34,700 INFO  L410      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-14 23:29:34,701 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-10-14 23:29:34,701 INFO  L82        PathProgramCache]: Analyzing trace with hash -819004996, now seen corresponding path program 1 times
[2019-10-14 23:29:34,701 INFO  L157   tionRefinementEngine]: Executing refinement strategy CAMEL
[2019-10-14 23:29:34,701 INFO  L342   tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870131994]
[2019-10-14 23:29:34,702 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-14 23:29:34,702 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-14 23:29:34,702 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-14 23:29:34,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,420 WARN  L191               SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 556
[2019-10-14 23:29:36,433 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,454 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,545 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,565 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,567 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,587 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,593 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,595 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,597 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,602 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,606 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,634 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,656 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,678 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,680 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,684 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,713 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,716 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,723 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,725 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,726 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,731 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:36,801 INFO  L134       CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2019-10-14 23:29:36,801 INFO  L342   tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870131994]
[2019-10-14 23:29:36,801 INFO  L223   tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-14 23:29:36,802 INFO  L236   tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2019-10-14 23:29:36,802 INFO  L342   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582714707]
[2019-10-14 23:29:36,816 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 12 states
[2019-10-14 23:29:36,816 INFO  L137   tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-10-14 23:29:36,816 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2019-10-14 23:29:36,817 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132
[2019-10-14 23:29:36,817 INFO  L87              Difference]: Start difference. First operand 427 states and 570 transitions. Second operand 12 states.
[2019-10-14 23:29:40,936 WARN  L191               SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 559
[2019-10-14 23:29:51,640 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-10-14 23:29:51,640 INFO  L93              Difference]: Finished difference Result 898 states and 1281 transitions.
[2019-10-14 23:29:51,640 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2019-10-14 23:29:51,640 INFO  L78                 Accepts]: Start accepts. Automaton has 12 states. Word has length 177
[2019-10-14 23:29:51,641 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2019-10-14 23:29:51,653 INFO  L225             Difference]: With dead ends: 898
[2019-10-14 23:29:51,653 INFO  L226             Difference]: Without dead ends: 703
[2019-10-14 23:29:51,660 INFO  L600         BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552
[2019-10-14 23:29:51,662 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 703 states.
[2019-10-14 23:29:51,880 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 429.
[2019-10-14 23:29:51,880 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 429 states.
[2019-10-14 23:29:51,887 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 572 transitions.
[2019-10-14 23:29:51,887 INFO  L78                 Accepts]: Start accepts. Automaton has 429 states and 572 transitions. Word has length 177
[2019-10-14 23:29:51,888 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2019-10-14 23:29:51,888 INFO  L462      AbstractCegarLoop]: Abstraction has 429 states and 572 transitions.
[2019-10-14 23:29:51,888 INFO  L463      AbstractCegarLoop]: Interpolant automaton has 12 states.
[2019-10-14 23:29:51,890 INFO  L276                IsEmpty]: Start isEmpty. Operand 429 states and 572 transitions.
[2019-10-14 23:29:51,897 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 188
[2019-10-14 23:29:51,898 INFO  L372         BasicCegarLoop]: Found error trace
[2019-10-14 23:29:51,898 INFO  L380         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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]
[2019-10-14 23:29:51,898 INFO  L410      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-10-14 23:29:51,899 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-10-14 23:29:51,899 INFO  L82        PathProgramCache]: Analyzing trace with hash 2130216492, now seen corresponding path program 1 times
[2019-10-14 23:29:51,899 INFO  L157   tionRefinementEngine]: Executing refinement strategy CAMEL
[2019-10-14 23:29:51,899 INFO  L342   tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721597758]
[2019-10-14 23:29:51,899 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-14 23:29:51,900 INFO  L116   rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY
[2019-10-14 23:29:51,900 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-10-14 23:29:51,966 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,579 WARN  L191               SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 556
[2019-10-14 23:29:53,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,606 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,607 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,649 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,682 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,703 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,709 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,751 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,754 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,757 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,759 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,761 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,764 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,768 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,770 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,772 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,812 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,868 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,871 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,874 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,882 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,916 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,919 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,921 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:53,931 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-10-14 23:29:54,008 INFO  L134       CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.
[2019-10-14 23:29:54,008 INFO  L342   tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721597758]
[2019-10-14 23:29:54,009 INFO  L223   tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-10-14 23:29:54,009 INFO  L236   tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2019-10-14 23:29:54,009 INFO  L342   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669699696]
[2019-10-14 23:29:54,011 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 12 states
[2019-10-14 23:29:54,012 INFO  L137   tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-10-14 23:29:54,012 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2019-10-14 23:29:54,013 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132
[2019-10-14 23:29:54,013 INFO  L87              Difference]: Start difference. First operand 429 states and 572 transitions. Second operand 12 states.