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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec7_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 02:44:46,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 02:44:46,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 02:44:46,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 02:44:46,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 02:44:46,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 02:44:46,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 02:44:46,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 02:44:46,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 02:44:46,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 02:44:46,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 02:44:46,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 02:44:46,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 02:44:46,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 02:44:46,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 02:44:46,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 02:44:46,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 02:44:46,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 02:44:46,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 02:44:46,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 02:44:46,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 02:44:46,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 02:44:46,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 02:44:46,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 02:44:46,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 02:44:46,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 02:44:46,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 02:44:46,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 02:44:46,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 02:44:46,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 02:44:46,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 02:44:46,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 02:44:46,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 02:44:46,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 02:44:46,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 02:44:46,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 02:44:46,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 02:44:46,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 02:44:46,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 02:44:46,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 02:44:46,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 02:44:46,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 02:44:46,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 02:44:46,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 02:44:46,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 02:44:46,895 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 02:44:46,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 02:44:46,895 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 02:44:46,896 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 02:44:46,896 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 02:44:46,896 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 02:44:46,896 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 02:44:46,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 02:44:46,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 02:44:46,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 02:44:46,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 02:44:46,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 02:44:46,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 02:44:46,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 02:44:46,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 02:44:46,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 02:44:46,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 02:44:46,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 02:44:46,899 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 02:44:46,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 02:44:46,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 02:44:46,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 02:44:46,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 02:44:46,900 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 02:44:46,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 02:44:46,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 02:44:46,901 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 02:44:46,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 02:44:46,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 02:44:46,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 02:44:46,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 02:44:46,947 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 02:44:46,948 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product25.cil.c [2019-09-10 02:44:47,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b3f2ed58/57cf4cd19ee2404682f3d2ef5c411f9d/FLAGa8bc630a7 [2019-09-10 02:44:47,698 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 02:44:47,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product25.cil.c [2019-09-10 02:44:47,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b3f2ed58/57cf4cd19ee2404682f3d2ef5c411f9d/FLAGa8bc630a7 [2019-09-10 02:44:47,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b3f2ed58/57cf4cd19ee2404682f3d2ef5c411f9d [2019-09-10 02:44:47,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 02:44:47,812 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 02:44:47,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 02:44:47,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 02:44:47,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 02:44:47,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:44:47" (1/1) ... [2019-09-10 02:44:47,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613a2159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:47, skipping insertion in model container [2019-09-10 02:44:47,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:44:47" (1/1) ... [2019-09-10 02:44:47,828 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 02:44:47,901 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 02:44:48,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:44:48,627 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 02:44:48,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:44:48,817 INFO L192 MainTranslator]: Completed translation [2019-09-10 02:44:48,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48 WrapperNode [2019-09-10 02:44:48,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 02:44:48,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 02:44:48,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 02:44:48,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 02:44:48,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:48,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:48,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:48,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:48,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:48,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:48,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (1/1) ... [2019-09-10 02:44:49,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 02:44:49,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 02:44:49,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 02:44:49,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 02:44:49,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (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 [2019-09-10 02:44:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 02:44:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 02:44:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-10 02:44:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-09-10 02:44:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-09-10 02:44:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-09-10 02:44:49,110 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-09-10 02:44:49,110 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-09-10 02:44:49,110 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-09-10 02:44:49,110 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-09-10 02:44:49,111 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-09-10 02:44:49,111 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-09-10 02:44:49,112 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-09-10 02:44:49,113 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-09-10 02:44:49,113 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-09-10 02:44:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-09-10 02:44:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-09-10 02:44:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-09-10 02:44:49,114 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-09-10 02:44:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-09-10 02:44:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-09-10 02:44:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-09-10 02:44:49,115 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-09-10 02:44:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-10 02:44:49,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-10 02:44:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-10 02:44:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-10 02:44:49,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-10 02:44:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-09-10 02:44:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-10 02:44:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2019-09-10 02:44:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-09-10 02:44:49,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-09-10 02:44:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-09-10 02:44:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-09-10 02:44:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-09-10 02:44:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-09-10 02:44:49,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-09-10 02:44:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-09-10 02:44:49,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-09-10 02:44:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-09-10 02:44:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-09-10 02:44:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-09-10 02:44:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-09-10 02:44:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-09-10 02:44:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-09-10 02:44:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-09-10 02:44:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-09-10 02:44:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-09-10 02:44:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-09-10 02:44:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-09-10 02:44:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-09-10 02:44:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-09-10 02:44:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-09-10 02:44:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-09-10 02:44:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-09-10 02:44:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-09-10 02:44:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-09-10 02:44:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-09-10 02:44:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-09-10 02:44:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-09-10 02:44:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-09-10 02:44:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-09-10 02:44:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-09-10 02:44:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-09-10 02:44:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-09-10 02:44:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-09-10 02:44:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-09-10 02:44:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-10 02:44:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 02:44:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-09-10 02:44:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-09-10 02:44:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-09-10 02:44:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-09-10 02:44:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-09-10 02:44:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-09-10 02:44:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-09-10 02:44:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-09-10 02:44:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-09-10 02:44:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-09-10 02:44:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-09-10 02:44:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-10 02:44:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-10 02:44:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-10 02:44:49,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-10 02:44:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-10 02:44:49,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-10 02:44:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-09-10 02:44:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-09-10 02:44:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-09-10 02:44:49,134 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-09-10 02:44:49,135 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-09-10 02:44:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-09-10 02:44:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-09-10 02:44:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-09-10 02:44:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-09-10 02:44:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-09-10 02:44:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-09-10 02:44:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-09-10 02:44:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-09-10 02:44:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-09-10 02:44:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-09-10 02:44:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-09-10 02:44:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-09-10 02:44:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-09-10 02:44:49,138 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-09-10 02:44:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-09-10 02:44:49,139 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-09-10 02:44:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 02:44:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 02:44:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-10 02:44:49,140 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-10 02:44:49,141 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-09-10 02:44:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-09-10 02:44:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-09-10 02:44:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-09-10 02:44:49,142 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-09-10 02:44:49,143 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-09-10 02:44:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-09-10 02:44:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-09-10 02:44:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-09-10 02:44:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-09-10 02:44:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-09-10 02:44:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-09-10 02:44:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-09-10 02:44:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-09-10 02:44:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-09-10 02:44:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-09-10 02:44:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-09-10 02:44:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-09-10 02:44:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-09-10 02:44:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-09-10 02:44:49,147 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-09-10 02:44:49,151 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-09-10 02:44:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-09-10 02:44:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-09-10 02:44:49,152 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-09-10 02:44:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-09-10 02:44:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-09-10 02:44:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-09-10 02:44:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-09-10 02:44:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-09-10 02:44:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-09-10 02:44:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-09-10 02:44:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-09-10 02:44:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-09-10 02:44:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-09-10 02:44:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2019-09-10 02:44:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-10 02:44:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-10 02:44:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-10 02:44:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-10 02:44:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-10 02:44:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-09-10 02:44:49,162 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-09-10 02:44:49,163 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-09-10 02:44:49,164 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-09-10 02:44:49,165 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-09-10 02:44:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-09-10 02:44:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-09-10 02:44:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-09-10 02:44:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-09-10 02:44:49,166 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-09-10 02:44:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-09-10 02:44:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-09-10 02:44:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-09-10 02:44:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-09-10 02:44:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-09-10 02:44:49,167 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-09-10 02:44:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-09-10 02:44:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-10 02:44:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 02:44:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-09-10 02:44:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-09-10 02:44:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-09-10 02:44:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-09-10 02:44:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-09-10 02:44:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-10 02:44:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 02:44:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 02:44:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-10 02:44:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 02:44:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 02:44:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 02:44:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 02:44:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-10 02:44:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 02:44:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-10 02:44:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-10 02:44:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 02:44:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-10 02:44:49,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-10 02:44:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-10 02:44:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-09-10 02:44:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-09-10 02:44:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-09-10 02:44:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-09-10 02:44:49,172 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-09-10 02:44:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-09-10 02:44:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-09-10 02:44:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-09-10 02:44:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-09-10 02:44:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-09-10 02:44:49,173 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-09-10 02:44:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-09-10 02:44:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-09-10 02:44:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-09-10 02:44:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-09-10 02:44:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 02:44:49,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 02:44:49,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 02:44:51,339 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 02:44:51,340 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-10 02:44:51,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:44:51 BoogieIcfgContainer [2019-09-10 02:44:51,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 02:44:51,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 02:44:51,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 02:44:51,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 02:44:51,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 02:44:47" (1/3) ... [2019-09-10 02:44:51,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c34bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:44:51, skipping insertion in model container [2019-09-10 02:44:51,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:44:48" (2/3) ... [2019-09-10 02:44:51,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c34bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:44:51, skipping insertion in model container [2019-09-10 02:44:51,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:44:51" (3/3) ... [2019-09-10 02:44:51,351 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product25.cil.c [2019-09-10 02:44:51,361 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 02:44:51,377 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 02:44:51,395 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 02:44:51,430 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 02:44:51,430 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 02:44:51,430 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 02:44:51,430 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 02:44:51,430 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 02:44:51,431 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 02:44:51,432 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 02:44:51,436 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 02:44:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states. [2019-09-10 02:44:51,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-10 02:44:51,506 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:44:51,507 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:44:51,512 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:44:51,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:44:51,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1330329300, now seen corresponding path program 1 times [2019-09-10 02:44:51,524 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:44:51,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:51,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:44:51,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:51,579 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:44:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:44:52,172 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-10 02:44:52,175 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:44:52,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-10 02:44:52,175 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:44:52,184 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:44:52,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:44:52,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:44:52,203 INFO L87 Difference]: Start difference. First operand 583 states. Second operand 2 states. [2019-09-10 02:44:52,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:44:52,276 INFO L93 Difference]: Finished difference Result 563 states and 763 transitions. [2019-09-10 02:44:52,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:44:52,278 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 159 [2019-09-10 02:44:52,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:44:52,305 INFO L225 Difference]: With dead ends: 563 [2019-09-10 02:44:52,305 INFO L226 Difference]: Without dead ends: 554 [2019-09-10 02:44:52,307 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:44:52,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2019-09-10 02:44:52,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2019-09-10 02:44:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-09-10 02:44:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 752 transitions. [2019-09-10 02:44:52,444 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 752 transitions. Word has length 159 [2019-09-10 02:44:52,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:44:52,446 INFO L475 AbstractCegarLoop]: Abstraction has 554 states and 752 transitions. [2019-09-10 02:44:52,446 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:44:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 752 transitions. [2019-09-10 02:44:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-10 02:44:52,452 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:44:52,453 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:44:52,456 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:44:52,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:44:52,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1059008394, now seen corresponding path program 1 times [2019-09-10 02:44:52,457 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:44:52,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:52,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:44:52,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:52,459 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:44:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:44:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-10 02:44:52,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:44:52,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:44:52,692 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:44:52,694 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:44:52,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:44:52,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:44:52,695 INFO L87 Difference]: Start difference. First operand 554 states and 752 transitions. Second operand 3 states. [2019-09-10 02:44:52,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:44:52,737 INFO L93 Difference]: Finished difference Result 557 states and 755 transitions. [2019-09-10 02:44:52,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:44:52,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-09-10 02:44:52,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:44:52,743 INFO L225 Difference]: With dead ends: 557 [2019-09-10 02:44:52,744 INFO L226 Difference]: Without dead ends: 557 [2019-09-10 02:44:52,745 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:44:52,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2019-09-10 02:44:52,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 556. [2019-09-10 02:44:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2019-09-10 02:44:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 754 transitions. [2019-09-10 02:44:52,792 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 754 transitions. Word has length 160 [2019-09-10 02:44:52,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:44:52,793 INFO L475 AbstractCegarLoop]: Abstraction has 556 states and 754 transitions. [2019-09-10 02:44:52,793 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:44:52,793 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 754 transitions. [2019-09-10 02:44:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-09-10 02:44:52,801 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:44:52,801 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:44:52,801 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:44:52,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:44:52,802 INFO L82 PathProgramCache]: Analyzing trace with hash -202570026, now seen corresponding path program 1 times [2019-09-10 02:44:52,802 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:44:52,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:52,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:44:52,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:52,804 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:44:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:44:52,975 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-10 02:44:52,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:44:52,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:44:52,976 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:44:52,977 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:44:52,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:44:52,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:44:52,977 INFO L87 Difference]: Start difference. First operand 556 states and 754 transitions. Second operand 3 states. [2019-09-10 02:44:53,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:44:53,005 INFO L93 Difference]: Finished difference Result 599 states and 827 transitions. [2019-09-10 02:44:53,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:44:53,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 166 [2019-09-10 02:44:53,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:44:53,011 INFO L225 Difference]: With dead ends: 599 [2019-09-10 02:44:53,011 INFO L226 Difference]: Without dead ends: 599 [2019-09-10 02:44:53,012 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:44:53,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2019-09-10 02:44:53,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 598. [2019-09-10 02:44:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2019-09-10 02:44:53,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 826 transitions. [2019-09-10 02:44:53,037 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 826 transitions. Word has length 166 [2019-09-10 02:44:53,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:44:53,037 INFO L475 AbstractCegarLoop]: Abstraction has 598 states and 826 transitions. [2019-09-10 02:44:53,037 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:44:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 826 transitions. [2019-09-10 02:44:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-09-10 02:44:53,042 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:44:53,042 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:44:53,042 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:44:53,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:44:53,043 INFO L82 PathProgramCache]: Analyzing trace with hash -923596866, now seen corresponding path program 1 times [2019-09-10 02:44:53,043 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:44:53,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:53,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:44:53,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:44:53,044 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:44:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:44:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-10 02:44:53,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:44:53,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-10 02:44:53,285 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:44:53,286 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-10 02:44:53,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-10 02:44:53,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-10 02:44:53,286 INFO L87 Difference]: Start difference. First operand 598 states and 826 transitions. Second operand 8 states. [2019-09-10 02:44:53,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:44:53,344 INFO L93 Difference]: Finished difference Result 595 states and 823 transitions. [2019-09-10 02:44:53,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-10 02:44:53,345 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 167 [2019-09-10 02:44:53,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:44:53,346 INFO L225 Difference]: With dead ends: 595 [2019-09-10 02:44:53,346 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 02:44:53,346 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-10 02:44:53,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 02:44:53,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 02:44:53,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 02:44:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 02:44:53,347 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2019-09-10 02:44:53,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:44:53,348 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 02:44:53,348 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-10 02:44:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 02:44:53,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 02:44:53,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 02:44:53 BoogieIcfgContainer [2019-09-10 02:44:53,353 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 02:44:53,356 INFO L168 Benchmark]: Toolchain (without parser) took 5543.23 ms. Allocated memory was 133.7 MB in the beginning and 325.6 MB in the end (delta: 191.9 MB). Free memory was 87.0 MB in the beginning and 201.6 MB in the end (delta: -114.6 MB). Peak memory consumption was 77.3 MB. Max. memory is 7.1 GB. [2019-09-10 02:44:53,357 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 02:44:53,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1005.16 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 86.8 MB in the beginning and 133.6 MB in the end (delta: -46.9 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2019-09-10 02:44:53,359 INFO L168 Benchmark]: Boogie Preprocessor took 198.15 ms. Allocated memory is still 201.9 MB. Free memory was 133.6 MB in the beginning and 125.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-09-10 02:44:53,360 INFO L168 Benchmark]: RCFGBuilder took 2325.06 ms. Allocated memory was 201.9 MB in the beginning and 261.1 MB in the end (delta: 59.2 MB). Free memory was 124.5 MB in the beginning and 162.6 MB in the end (delta: -38.1 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. [2019-09-10 02:44:53,361 INFO L168 Benchmark]: TraceAbstraction took 2010.51 ms. Allocated memory was 261.1 MB in the beginning and 325.6 MB in the end (delta: 64.5 MB). Free memory was 162.6 MB in the beginning and 201.6 MB in the end (delta: -39.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-10 02:44:53,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1005.16 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 86.8 MB in the beginning and 133.6 MB in the end (delta: -46.9 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 198.15 ms. Allocated memory is still 201.9 MB. Free memory was 133.6 MB in the beginning and 125.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2325.06 ms. Allocated memory was 201.9 MB in the beginning and 261.1 MB in the end (delta: 59.2 MB). Free memory was 124.5 MB in the beginning and 162.6 MB in the end (delta: -38.1 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2010.51 ms. Allocated memory was 261.1 MB in the beginning and 325.6 MB in the end (delta: 64.5 MB). Free memory was 162.6 MB in the beginning and 201.6 MB in the end (delta: -39.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 114 procedures, 774 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3021 SDtfs, 57 SDslu, 5953 SDs, 0 SdLazy, 34 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=598occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 652 NumberOfCodeBlocks, 652 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 648 ConstructedInterpolants, 0 QuantifiedInterpolants, 109970 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 116/116 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...