/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c


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


This is Ultimate 0.1.24-fb55353
[2019-11-06 21:49:44,548 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-06 21:49:44,550 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-06 21:49:44,563 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-06 21:49:44,563 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-06 21:49:44,564 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-06 21:49:44,565 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-06 21:49:44,567 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-06 21:49:44,569 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-06 21:49:44,570 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-06 21:49:44,571 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-06 21:49:44,572 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-06 21:49:44,573 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-06 21:49:44,574 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-06 21:49:44,574 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-06 21:49:44,576 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-06 21:49:44,576 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-06 21:49:44,577 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-06 21:49:44,579 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-06 21:49:44,582 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-06 21:49:44,583 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-06 21:49:44,584 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-06 21:49:44,586 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-06 21:49:44,586 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-06 21:49:44,590 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-06 21:49:44,590 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-06 21:49:44,591 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-06 21:49:44,592 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-06 21:49:44,592 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-06 21:49:44,593 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-06 21:49:44,593 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2019-11-06 21:49:44,598 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-06 21:49:44,599 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-06 21:49:44,600 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-06 21:49:44,600 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2019-11-06 21:49:44,601 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2019-11-06 21:49:44,607 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-06 21:49:44,609 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-11-06 21:49:44,624 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-06 21:49:44,624 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-06 21:49:44,626 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-06 21:49:44,626 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-06 21:49:44,626 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-06 21:49:44,626 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-06 21:49:44,626 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-06 21:49:44,627 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-06 21:49:44,627 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-06 21:49:44,627 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-06 21:49:44,627 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-06 21:49:44,627 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-06 21:49:44,628 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-06 21:49:44,628 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-06 21:49:44,628 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-06 21:49:44,628 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-06 21:49:44,628 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-06 21:49:44,629 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-06 21:49:44,629 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-06 21:49:44,629 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-06 21:49:44,629 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-06 21:49:44,629 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-06 21:49:44,630 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-06 21:49:44,630 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-06 21:49:44,630 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-06 21:49:44,630 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-06 21:49:44,630 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-06 21:49:44,631 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-06 21:49:44,631 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-06 21:49:44,907 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-06 21:49:44,918 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-06 21:49:44,922 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-06 21:49:44,923 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-06 21:49:44,923 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-06 21:49:44,924 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c
[2019-11-06 21:49:44,988 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2754dd4a1/257867a8f85146bf938aba646dd90720/FLAGc916d866a
[2019-11-06 21:49:45,634 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-06 21:49:45,635 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec8_product12.cil.c
[2019-11-06 21:49:45,664 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2754dd4a1/257867a8f85146bf938aba646dd90720/FLAGc916d866a
[2019-11-06 21:49:45,856 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2754dd4a1/257867a8f85146bf938aba646dd90720
[2019-11-06 21:49:45,864 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-06 21:49:45,866 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-11-06 21:49:45,867 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-06 21:49:45,867 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-06 21:49:45,870 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-06 21:49:45,871 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:49:45" (1/1) ...
[2019-11-06 21:49:45,874 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522679b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45, skipping insertion in model container
[2019-11-06 21:49:45,874 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:49:45" (1/1) ...
[2019-11-06 21:49:45,881 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-06 21:49:45,949 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-11-06 21:49:46,612 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-06 21:49:46,631 INFO  L188         MainTranslator]: Completed pre-run
[2019-11-06 21:49:46,796 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-06 21:49:46,871 INFO  L192         MainTranslator]: Completed translation
[2019-11-06 21:49:46,871 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46 WrapperNode
[2019-11-06 21:49:46,872 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-06 21:49:46,872 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-06 21:49:46,872 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-06 21:49:46,873 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-06 21:49:46,886 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:46,886 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:46,917 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:46,917 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:46,972 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:47,013 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:47,040 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
[2019-11-06 21:49:47,072 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-06 21:49:47,072 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-11-06 21:49:47,073 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-11-06 21:49:47,073 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-11-06 21:49:47,076 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-06 21:49:47,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-11-06 21:49:47,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-11-06 21:49:47,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2019-11-06 21:49:47,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2019-11-06 21:49:47,153 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2019-11-06 21:49:47,153 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2019-11-06 21:49:47,153 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2019-11-06 21:49:47,153 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2019-11-06 21:49:47,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2019-11-06 21:49:47,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base
[2019-11-06 21:49:47,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_bob
[2019-11-06 21:49:47,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base
[2019-11-06 21:49:47,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_rjh
[2019-11-06 21:49:47,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base
[2019-11-06 21:49:47,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup_chuck
[2019-11-06 21:49:47,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobToRjh
[2019-11-06 21:49:47,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhToBob
[2019-11-06 21:49:47,156 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2019-11-06 21:49:47,156 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-11-06 21:49:47,156 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyAdd
[2019-11-06 21:49:47,156 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyAdd
[2019-11-06 21:49:47,156 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck
[2019-11-06 21:49:47,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck
[2019-11-06 21:49:47,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAdd
[2019-11-06 21:49:47,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh
[2019-11-06 21:49:47,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey
[2019-11-06 21:49:47,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure bobKeyChange
[2019-11-06 21:49:47,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure rjhKeyChange
[2019-11-06 21:49:47,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2019-11-06 21:49:47,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2019-11-06 21:49:47,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2019-11-06 21:49:47,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2019-11-06 21:49:47,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2019-11-06 21:49:47,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2019-11-06 21:49:47,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure initEmail
[2019-11-06 21:49:47,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailId
[2019-11-06 21:49:47,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailId
[2019-11-06 21:49:47,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailFrom
[2019-11-06 21:49:47,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailFrom
[2019-11-06 21:49:47,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailTo
[2019-11-06 21:49:47,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailTo
[2019-11-06 21:49:47,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSubject
[2019-11-06 21:49:47,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailSubject
[2019-11-06 21:49:47,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailBody
[2019-11-06 21:49:47,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailBody
[2019-11-06 21:49:47,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure isEncrypted
[2019-11-06 21:49:47,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted
[2019-11-06 21:49:47,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey
[2019-11-06 21:49:47,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey
[2019-11-06 21:49:47,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure isSigned
[2019-11-06 21:49:47,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsSigned
[2019-11-06 21:49:47,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure getEmailSignKey
[2019-11-06 21:49:47,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailSignKey
[2019-11-06 21:49:47,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure isVerified
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure printMail
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys
[2019-11-06 21:49:47,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure isReadable
[2019-11-06 21:49:47,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure cloneEmail
[2019-11-06 21:49:47,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure createEmail
[2019-11-06 21:49:47,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure mail
[2019-11-06 21:49:47,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys
[2019-11-06 21:49:47,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure outgoing
[2019-11-06 21:49:47,164 INFO  L138     BoogieDeclarations]: Found implementation of procedure deliver
[2019-11-06 21:49:47,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt
[2019-11-06 21:49:47,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure incoming
[2019-11-06 21:49:47,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClient
[2019-11-06 21:49:47,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure sendEmail
[2019-11-06 21:49:47,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure queue
[2019-11-06 21:49:47,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_queue_empty
[2019-11-06 21:49:47,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_queued_client
[2019-11-06 21:49:47,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_queued_email
[2019-11-06 21:49:47,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure isKeyPairValid
[2019-11-06 21:49:47,166 INFO  L138     BoogieDeclarations]: Found implementation of procedure generateKeyPair
[2019-11-06 21:49:47,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure initClient
[2019-11-06 21:49:47,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientName
[2019-11-06 21:49:47,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientName
[2019-11-06 21:49:47,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientOutbuffer
[2019-11-06 21:49:47,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientOutbuffer
[2019-11-06 21:49:47,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize
[2019-11-06 21:49:47,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize
[2019-11-06 21:49:47,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry
[2019-11-06 21:49:47,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias
[2019-11-06 21:49:47,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias
[2019-11-06 21:49:47,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias
[2019-11-06 21:49:47,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress
[2019-11-06 21:49:47,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress
[2019-11-06 21:49:47,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientAutoResponse
[2019-11-06 21:49:47,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientAutoResponse
[2019-11-06 21:49:47,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientPrivateKey
[2019-11-06 21:49:47,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientPrivateKey
[2019-11-06 21:49:47,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringSize
[2019-11-06 21:49:47,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringSize
[2019-11-06 21:49:47,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry
[2019-11-06 21:49:47,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringUser
[2019-11-06 21:49:47,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringUser
[2019-11-06 21:49:47,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey
[2019-11-06 21:49:47,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure findPublicKey
[2019-11-06 21:49:47,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey
[2019-11-06 21:49:47,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver
[2019-11-06 21:49:47,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver
[2019-11-06 21:49:47,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure getClientId
[2019-11-06 21:49:47,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure setClientId
[2019-11-06 21:49:47,172 INFO  L138     BoogieDeclarations]: Found implementation of procedure prompt
[2019-11-06 21:49:47,172 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-11-06 21:49:47,172 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2019-11-06 21:49:47,172 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2019-11-06 21:49:47,172 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-11-06 21:49:47,173 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2019-11-06 21:49:47,174 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure puts
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientPrivateKey
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientKeyringEntry
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringUser
[2019-11-06 21:49:47,175 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringUser
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientId
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2019-11-06 21:49:47,176 INFO  L130     BoogieDeclarations]: Found specification of procedure is_queue_empty
[2019-11-06 21:49:47,177 INFO  L130     BoogieDeclarations]: Found specification of procedure get_queued_client
[2019-11-06 21:49:47,177 INFO  L130     BoogieDeclarations]: Found specification of procedure get_queued_email
[2019-11-06 21:49:47,177 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing
[2019-11-06 21:49:47,177 INFO  L130     BoogieDeclarations]: Found specification of procedure sendEmail
[2019-11-06 21:49:47,177 INFO  L130     BoogieDeclarations]: Found specification of procedure generateKeyPair
[2019-11-06 21:49:47,177 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_bob
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_rjh
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_chuck
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure bobToRjh
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhToBob
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-11-06 21:49:47,178 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyAdd
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyAddChuck
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyAdd
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAdd
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure bobKeyChange
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhKeyChange
[2019-11-06 21:49:47,179 INFO  L130     BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure initEmail
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailId
[2019-11-06 21:49:47,180 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailId
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailFrom
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailFrom
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailTo
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailTo
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSubject
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailSubject
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailBody
[2019-11-06 21:49:47,181 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailBody
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure isEncrypted
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure isSigned
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsSigned
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure getEmailSignKey
[2019-11-06 21:49:47,182 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailSignKey
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure isVerified
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure createEmail
[2019-11-06 21:49:47,183 INFO  L130     BoogieDeclarations]: Found specification of procedure cloneEmail
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure initClient
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientPrivateKey
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientId
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure findPublicKey
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure queue
[2019-11-06 21:49:47,184 INFO  L130     BoogieDeclarations]: Found specification of procedure mail
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure deliver
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure createClient
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure isKeyPairValid
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientName
[2019-11-06 21:49:47,185 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientName
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientOutbuffer
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientOutbuffer
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookSize
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookSize
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias
[2019-11-06 21:49:47,186 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientAutoResponse
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientAutoResponse
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientKeyringSize
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure getClientForwardReceiver
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientForwardReceiver
[2019-11-06 21:49:47,187 INFO  L130     BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias
[2019-11-06 21:49:47,188 INFO  L130     BoogieDeclarations]: Found specification of procedure setClientKeyringSize
[2019-11-06 21:49:47,188 INFO  L130     BoogieDeclarations]: Found specification of procedure prompt
[2019-11-06 21:49:47,188 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-11-06 21:49:47,188 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-11-06 21:49:47,188 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-11-06 21:49:49,296 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-11-06 21:49:49,297 INFO  L284             CfgBuilder]: Removed 4 assume(true) statements.
[2019-11-06 21:49:49,298 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:49:49 BoogieIcfgContainer
[2019-11-06 21:49:49,299 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-11-06 21:49:49,300 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2019-11-06 21:49:49,300 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2019-11-06 21:49:49,303 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2019-11-06 21:49:49,303 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:49:45" (1/3) ...
[2019-11-06 21:49:49,304 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfd7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:49:49, skipping insertion in model container
[2019-11-06 21:49:49,304 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:46" (2/3) ...
[2019-11-06 21:49:49,304 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfd7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:49:49, skipping insertion in model container
[2019-11-06 21:49:49,305 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:49:49" (3/3) ...
[2019-11-06 21:49:49,306 INFO  L109   eAbstractionObserver]: Analyzing ICFG email_spec8_product12.cil.c
[2019-11-06 21:49:49,316 INFO  L152   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2019-11-06 21:49:49,325 INFO  L164   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2019-11-06 21:49:49,337 INFO  L249      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2019-11-06 21:49:49,370 INFO  L373      AbstractCegarLoop]: Interprodecural is true
[2019-11-06 21:49:49,371 INFO  L374      AbstractCegarLoop]: Hoare is true
[2019-11-06 21:49:49,371 INFO  L375      AbstractCegarLoop]: Compute interpolants for FPandBP
[2019-11-06 21:49:49,371 INFO  L376      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2019-11-06 21:49:49,371 INFO  L377      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2019-11-06 21:49:49,371 INFO  L378      AbstractCegarLoop]: Difference is false
[2019-11-06 21:49:49,371 INFO  L379      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2019-11-06 21:49:49,371 INFO  L383      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2019-11-06 21:49:49,399 INFO  L276                IsEmpty]: Start isEmpty. Operand 428 states.
[2019-11-06 21:49:49,417 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 146
[2019-11-06 21:49:49,418 INFO  L402         BasicCegarLoop]: Found error trace
[2019-11-06 21:49:49,419 INFO  L410         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-11-06 21:49:49,421 INFO  L410      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-11-06 21:49:49,426 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-11-06 21:49:49,427 INFO  L82        PathProgramCache]: Analyzing trace with hash 469498935, now seen corresponding path program 1 times
[2019-11-06 21:49:49,436 INFO  L161   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2019-11-06 21:49:49,437 INFO  L337   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378864940]
[2019-11-06 21:49:49,437 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-11-06 21:49:49,750 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,765 WARN  L191               SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 550
[2019-11-06 21:49:51,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,805 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,807 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,809 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,848 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,883 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,903 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,925 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,930 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,934 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,937 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,939 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,943 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,950 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:51,985 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,005 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,025 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,029 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,031 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,033 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,035 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:49:52,135 INFO  L134       CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.
[2019-11-06 21:49:52,136 INFO  L337   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378864940]
[2019-11-06 21:49:52,137 INFO  L218   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-11-06 21:49:52,137 INFO  L231   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2019-11-06 21:49:52,138 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375419524]
[2019-11-06 21:49:52,145 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 10 states
[2019-11-06 21:49:52,146 INFO  L141   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-11-06 21:49:52,159 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2019-11-06 21:49:52,160 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90
[2019-11-06 21:49:52,162 INFO  L87              Difference]: Start difference. First operand 428 states. Second operand 10 states.
[2019-11-06 21:50:01,935 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-11-06 21:50:01,935 INFO  L93              Difference]: Finished difference Result 875 states and 1290 transitions.
[2019-11-06 21:50:01,937 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2019-11-06 21:50:01,939 INFO  L78                 Accepts]: Start accepts. Automaton has 10 states. Word has length 145
[2019-11-06 21:50:01,940 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2019-11-06 21:50:01,963 INFO  L225             Difference]: With dead ends: 875
[2019-11-06 21:50:01,963 INFO  L226             Difference]: Without dead ends: 625
[2019-11-06 21:50:01,970 INFO  L630         BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462
[2019-11-06 21:50:01,990 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 625 states.
[2019-11-06 21:50:02,208 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 383.
[2019-11-06 21:50:02,209 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 383 states.
[2019-11-06 21:50:02,213 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 514 transitions.
[2019-11-06 21:50:02,215 INFO  L78                 Accepts]: Start accepts. Automaton has 383 states and 514 transitions. Word has length 145
[2019-11-06 21:50:02,216 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2019-11-06 21:50:02,216 INFO  L462      AbstractCegarLoop]: Abstraction has 383 states and 514 transitions.
[2019-11-06 21:50:02,216 INFO  L463      AbstractCegarLoop]: Interpolant automaton has 10 states.
[2019-11-06 21:50:02,216 INFO  L276                IsEmpty]: Start isEmpty. Operand 383 states and 514 transitions.
[2019-11-06 21:50:02,222 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 147
[2019-11-06 21:50:02,222 INFO  L402         BasicCegarLoop]: Found error trace
[2019-11-06 21:50:02,223 INFO  L410         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2019-11-06 21:50:02,223 INFO  L410      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-11-06 21:50:02,223 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-11-06 21:50:02,224 INFO  L82        PathProgramCache]: Analyzing trace with hash 312738911, now seen corresponding path program 1 times
[2019-11-06 21:50:02,224 INFO  L161   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2019-11-06 21:50:02,224 INFO  L337   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117271322]
[2019-11-06 21:50:02,224 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-11-06 21:50:02,273 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:03,950 WARN  L191               SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 550
[2019-11-06 21:50:03,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:03,979 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:03,981 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:03,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,012 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,043 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,065 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,067 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,089 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,095 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,097 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,099 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,103 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,145 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,188 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,191 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,192 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,194 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,196 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,198 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:04,248 INFO  L134       CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.
[2019-11-06 21:50:04,249 INFO  L337   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117271322]
[2019-11-06 21:50:04,249 INFO  L218   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-11-06 21:50:04,249 INFO  L231   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2019-11-06 21:50:04,249 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393622280]
[2019-11-06 21:50:04,251 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 11 states
[2019-11-06 21:50:04,252 INFO  L141   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-11-06 21:50:04,252 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2019-11-06 21:50:04,252 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2019-11-06 21:50:04,252 INFO  L87              Difference]: Start difference. First operand 383 states and 514 transitions. Second operand 11 states.
[2019-11-06 21:50:09,145 WARN  L191               SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 553
[2019-11-06 21:50:19,320 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2019-11-06 21:50:19,321 INFO  L93              Difference]: Finished difference Result 790 states and 1132 transitions.
[2019-11-06 21:50:19,323 INFO  L142   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2019-11-06 21:50:19,323 INFO  L78                 Accepts]: Start accepts. Automaton has 11 states. Word has length 146
[2019-11-06 21:50:19,324 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2019-11-06 21:50:19,331 INFO  L225             Difference]: With dead ends: 790
[2019-11-06 21:50:19,331 INFO  L226             Difference]: Without dead ends: 628
[2019-11-06 21:50:19,334 INFO  L630         BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306
[2019-11-06 21:50:19,336 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 628 states.
[2019-11-06 21:50:19,561 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 385.
[2019-11-06 21:50:19,561 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 385 states.
[2019-11-06 21:50:19,564 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 516 transitions.
[2019-11-06 21:50:19,564 INFO  L78                 Accepts]: Start accepts. Automaton has 385 states and 516 transitions. Word has length 146
[2019-11-06 21:50:19,565 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2019-11-06 21:50:19,565 INFO  L462      AbstractCegarLoop]: Abstraction has 385 states and 516 transitions.
[2019-11-06 21:50:19,565 INFO  L463      AbstractCegarLoop]: Interpolant automaton has 11 states.
[2019-11-06 21:50:19,565 INFO  L276                IsEmpty]: Start isEmpty. Operand 385 states and 516 transitions.
[2019-11-06 21:50:19,568 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 153
[2019-11-06 21:50:19,568 INFO  L402         BasicCegarLoop]: Found error trace
[2019-11-06 21:50:19,569 INFO  L410         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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]
[2019-11-06 21:50:19,569 INFO  L410      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2019-11-06 21:50:19,569 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2019-11-06 21:50:19,570 INFO  L82        PathProgramCache]: Analyzing trace with hash 19675627, now seen corresponding path program 1 times
[2019-11-06 21:50:19,570 INFO  L161   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2019-11-06 21:50:19,570 INFO  L337   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955147803]
[2019-11-06 21:50:19,570 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2019-11-06 21:50:19,609 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,403 WARN  L191               SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 550
[2019-11-06 21:50:21,421 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,450 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,453 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,505 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,538 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,560 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,562 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,590 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,594 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,602 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,603 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,605 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,608 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,611 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,663 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,700 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,707 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,714 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,715 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,720 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2019-11-06 21:50:21,817 INFO  L134       CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.
[2019-11-06 21:50:21,818 INFO  L337   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955147803]
[2019-11-06 21:50:21,818 INFO  L218   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2019-11-06 21:50:21,818 INFO  L231   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2019-11-06 21:50:21,819 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241241545]
[2019-11-06 21:50:21,819 INFO  L442      AbstractCegarLoop]: Interpolant automaton has 11 states
[2019-11-06 21:50:21,820 INFO  L141   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2019-11-06 21:50:21,820 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2019-11-06 21:50:21,820 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2019-11-06 21:50:21,820 INFO  L87              Difference]: Start difference. First operand 385 states and 516 transitions. Second operand 11 states.