/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_spec6_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:47:34,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:47:34,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:47:34,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:47:34,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:47:34,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:47:34,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:47:34,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:47:34,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:47:34,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:47:34,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:47:34,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:47:34,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:47:34,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:47:34,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:47:34,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:47:34,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:47:34,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:47:34,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:47:34,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:47:34,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:47:34,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:47:34,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:47:34,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:47:34,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:47:34,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:47:34,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:47:34,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:47:34,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:47:34,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:47:34,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:47:34,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:47:34,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:47:34,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:47:34,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:47:34,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:47:34,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:47:34,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:47:34,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:47:34,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:47:34,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:47:34,488 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 21:47:34,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:47:34,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:47:34,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:47:34,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:47:34,513 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:47:34,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:47:34,516 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:47:34,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:47:34,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:47:34,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:47:34,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:47:34,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:47:34,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:47:34,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:47:34,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:47:34,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:47:34,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:47:34,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:47:34,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:47:34,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:47:34,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:47:34,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:47:34,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:47:34,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:47:34,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:47:34,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:47:34,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:47:34,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:47:34,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:47:34,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:47:34,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:47:34,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:47:34,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:47:34,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:47:34,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product31.cil.c [2019-11-06 21:47:34,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b413c2191/37d5e9329f134f3489082b790e1ed715/FLAGd42ed3359 [2019-11-06 21:47:35,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:47:35,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product31.cil.c [2019-11-06 21:47:35,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b413c2191/37d5e9329f134f3489082b790e1ed715/FLAGd42ed3359 [2019-11-06 21:47:35,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b413c2191/37d5e9329f134f3489082b790e1ed715 [2019-11-06 21:47:35,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:47:35,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:47:35,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:47:35,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:47:35,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:47:35,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:47:35" (1/1) ... [2019-11-06 21:47:35,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5d51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:35, skipping insertion in model container [2019-11-06 21:47:35,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:47:35" (1/1) ... [2019-11-06 21:47:35,747 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:47:35,822 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:47:36,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:47:36,535 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:47:36,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:47:36,772 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:47:36,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36 WrapperNode [2019-11-06 21:47:36,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:47:36,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:47:36,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:47:36,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:47:36,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (1/1) ... [2019-11-06 21:47:36,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:47:36,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:47:36,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:47:36,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:47:36,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (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 21:47:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:47:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:47:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:47:37,028 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:47:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:47:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-11-06 21:47:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:47:37,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:47:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:47:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:47:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:47:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:47:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:47:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:47:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:47:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:47:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:47:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:47:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:47:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:47:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:47:37,033 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:47:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:47:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:47:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:47:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:47:37,034 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:47:37,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:47:37,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:47:37,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:47:37,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:47:37,035 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:47:37,035 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:47:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:47:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:47:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:47:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:47:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:47:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:47:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:47:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:47:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:47:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:47:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:47:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:47:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:47:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:47:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:47:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:47:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:47:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:47:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:47:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:47:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:47:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:47:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:47:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:47:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:47:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:47:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:47:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:47:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:47:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:47:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:47:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:47:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:47:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:47:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:47:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:47:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:47:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:47:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:47:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:47:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:47:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:47:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:47:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:47:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:47:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:47:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:47:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:47:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:47:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:47:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:47:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-11-06 21:47:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:47:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:47:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:47:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:47:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:47:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:47:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:47:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:47:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:47:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:47:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:47:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:47:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:47:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:47:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:47:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:47:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:47:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:47:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:47:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:47:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:47:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:47:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:47:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:47:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:47:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:47:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:47:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:47:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:47:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:47:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:47:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:47:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:47:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:47:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:47:37,066 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:47:37,067 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:47:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:47:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-11-06 21:47:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:47:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:47:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:47:37,068 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:47:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:47:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-11-06 21:47:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:47:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:47:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:47:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:47:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:47:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:47:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:47:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:47:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:47:37,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:47:39,662 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:47:39,663 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:47:39,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:47:39 BoogieIcfgContainer [2019-11-06 21:47:39,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:47:39,667 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:47:39,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:47:39,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:47:39,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:47:35" (1/3) ... [2019-11-06 21:47:39,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27804696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:47:39, skipping insertion in model container [2019-11-06 21:47:39,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:47:36" (2/3) ... [2019-11-06 21:47:39,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27804696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:47:39, skipping insertion in model container [2019-11-06 21:47:39,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:47:39" (3/3) ... [2019-11-06 21:47:39,678 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product31.cil.c [2019-11-06 21:47:39,689 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:47:39,699 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:47:39,713 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:47:39,765 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:47:39,766 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:47:39,766 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:47:39,766 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:47:39,766 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:47:39,769 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:47:39,769 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:47:39,769 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:47:39,808 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states. [2019-11-06 21:47:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-06 21:47:39,851 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:47:39,853 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:47:39,857 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:47:39,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:47:39,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1627872487, now seen corresponding path program 1 times [2019-11-06 21:47:39,873 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:47:39,873 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047296132] [2019-11-06 21:47:39,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:47:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,479 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 574 [2019-11-06 21:47:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:47:42,927 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047296132] [2019-11-06 21:47:42,927 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:47:42,928 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:47:42,928 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342365507] [2019-11-06 21:47:42,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:47:42,934 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:47:42,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:47:42,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:47:42,950 INFO L87 Difference]: Start difference. First operand 566 states. Second operand 12 states. [2019-11-06 21:48:02,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:48:02,179 INFO L93 Difference]: Finished difference Result 1356 states and 2006 transitions. [2019-11-06 21:48:02,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-11-06 21:48:02,181 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 189 [2019-11-06 21:48:02,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:48:02,208 INFO L225 Difference]: With dead ends: 1356 [2019-11-06 21:48:02,208 INFO L226 Difference]: Without dead ends: 885 [2019-11-06 21:48:02,222 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 796 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=646, Invalid=2006, Unknown=0, NotChecked=0, Total=2652 [2019-11-06 21:48:02,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2019-11-06 21:48:02,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 543. [2019-11-06 21:48:02,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2019-11-06 21:48:02,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 717 transitions. [2019-11-06 21:48:02,637 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 717 transitions. Word has length 189 [2019-11-06 21:48:02,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:48:02,640 INFO L462 AbstractCegarLoop]: Abstraction has 543 states and 717 transitions. [2019-11-06 21:48:02,640 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:48:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 717 transitions. [2019-11-06 21:48:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-06 21:48:02,645 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:48:02,646 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:48:02,646 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:48:02,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:48:02,646 INFO L82 PathProgramCache]: Analyzing trace with hash -43680010, now seen corresponding path program 1 times [2019-11-06 21:48:02,647 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:48:02,647 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110390612] [2019-11-06 21:48:02,647 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:48:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,556 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 574 [2019-11-06 21:48:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:48:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:48:05,040 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110390612] [2019-11-06 21:48:05,040 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:48:05,040 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:48:05,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736272449] [2019-11-06 21:48:05,052 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:48:05,053 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:48:05,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:48:05,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:48:05,061 INFO L87 Difference]: Start difference. First operand 543 states and 717 transitions. Second operand 13 states. [2019-11-06 21:48:09,598 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 577