/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 19:44:59,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 19:44:59,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 19:44:59,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 19:44:59,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 19:44:59,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 19:44:59,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 19:44:59,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 19:44:59,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 19:44:59,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 19:44:59,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 19:44:59,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 19:44:59,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 19:44:59,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 19:44:59,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 19:44:59,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 19:44:59,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 19:44:59,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 19:44:59,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 19:44:59,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 19:44:59,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 19:44:59,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 19:44:59,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 19:44:59,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 19:44:59,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 19:44:59,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 19:44:59,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 19:44:59,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 19:44:59,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 19:44:59,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 19:44:59,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 19:44:59,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 19:44:59,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 19:44:59,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 19:44:59,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 19:44:59,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 19:44:59,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 19:44:59,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 19:44:59,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 19:44:59,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 19:44:59,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 19:44:59,230 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-23 19:44:59,246 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 19:44:59,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 19:44:59,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 19:44:59,251 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 19:44:59,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 19:44:59,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 19:44:59,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 19:44:59,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 19:44:59,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 19:44:59,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 19:44:59,253 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 19:44:59,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 19:44:59,254 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 19:44:59,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 19:44:59,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 19:44:59,255 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-23 19:44:59,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 19:44:59,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 19:44:59,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 19:44:59,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 19:44:59,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-23 19:44:59,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 19:44:59,256 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 19:44:59,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 19:44:59,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 19:44:59,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 19:44:59,717 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 19:44:59,718 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 19:44:59,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-23 19:44:59,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/375df549e/5af65ee82aa04108a20217573fed224d/FLAG419c25bb9 [2020-10-23 19:45:00,627 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 19:45:00,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-10-23 19:45:00,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/375df549e/5af65ee82aa04108a20217573fed224d/FLAG419c25bb9 [2020-10-23 19:45:00,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/375df549e/5af65ee82aa04108a20217573fed224d [2020-10-23 19:45:00,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 19:45:00,827 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 19:45:00,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 19:45:00,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 19:45:00,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 19:45:00,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:45:00" (1/1) ... [2020-10-23 19:45:00,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b5ae32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:00, skipping insertion in model container [2020-10-23 19:45:00,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:45:00" (1/1) ... [2020-10-23 19:45:00,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 19:45:00,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 19:45:01,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 19:45:01,728 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 19:45:01,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 19:45:01,947 INFO L208 MainTranslator]: Completed translation [2020-10-23 19:45:01,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01 WrapperNode [2020-10-23 19:45:01,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 19:45:01,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 19:45:01,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 19:45:01,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 19:45:01,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:01,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:01,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:01,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:02,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:02,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:02,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (1/1) ... [2020-10-23 19:45:02,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 19:45:02,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 19:45:02,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 19:45:02,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 19:45:02,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (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 [2020-10-23 19:45:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 19:45:02,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 19:45:02,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-23 19:45:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 19:45:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-23 19:45:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-23 19:45:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-23 19:45:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-23 19:45:02,221 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-23 19:45:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-23 19:45:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 19:45:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-23 19:45:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-23 19:45:02,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-23 19:45:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-23 19:45:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-23 19:45:02,223 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-23 19:45:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-23 19:45:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-23 19:45:02,224 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-23 19:45:02,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-23 19:45:02,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-23 19:45:02,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-23 19:45:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-23 19:45:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-23 19:45:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-23 19:45:02,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-23 19:45:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-23 19:45:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-23 19:45:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-23 19:45:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-23 19:45:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-23 19:45:02,230 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-23 19:45:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-23 19:45:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-23 19:45:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-23 19:45:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-23 19:45:02,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-23 19:45:02,232 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-23 19:45:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-23 19:45:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-23 19:45:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-23 19:45:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-23 19:45:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-23 19:45:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-23 19:45:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-23 19:45:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-23 19:45:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-23 19:45:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-23 19:45:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-23 19:45:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-23 19:45:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-23 19:45:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-23 19:45:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-23 19:45:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-23 19:45:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-23 19:45:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-23 19:45:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-23 19:45:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-23 19:45:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-23 19:45:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-23 19:45:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-23 19:45:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-23 19:45:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-23 19:45:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-23 19:45:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-23 19:45:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-23 19:45:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-23 19:45:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-23 19:45:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-23 19:45:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-23 19:45:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-23 19:45:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-23 19:45:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-23 19:45:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 19:45:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 19:45:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 19:45:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 19:45:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 19:45:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-23 19:45:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-23 19:45:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-23 19:45:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-23 19:45:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-23 19:45:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-23 19:45:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-23 19:45:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-23 19:45:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-23 19:45:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-23 19:45:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-23 19:45:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-23 19:45:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-23 19:45:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-23 19:45:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-23 19:45:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-23 19:45:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-23 19:45:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-23 19:45:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-23 19:45:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 19:45:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-23 19:45:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-23 19:45:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-23 19:45:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-23 19:45:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-23 19:45:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-23 19:45:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-23 19:45:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-23 19:45:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-23 19:45:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-23 19:45:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-23 19:45:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-23 19:45:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-23 19:45:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-23 19:45:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-23 19:45:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-23 19:45:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-23 19:45:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-23 19:45:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-23 19:45:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-23 19:45:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-23 19:45:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-23 19:45:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-23 19:45:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-23 19:45:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-23 19:45:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-23 19:45:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-23 19:45:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-10-23 19:45:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-23 19:45:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-23 19:45:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-23 19:45:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-23 19:45:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-23 19:45:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-23 19:45:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-23 19:45:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-23 19:45:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 19:45:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 19:45:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 19:45:04,797 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 19:45:04,798 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-23 19:45:04,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 07:45:04 BoogieIcfgContainer [2020-10-23 19:45:04,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 19:45:04,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 19:45:04,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 19:45:04,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 19:45:04,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 07:45:00" (1/3) ... [2020-10-23 19:45:04,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6246410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 07:45:04, skipping insertion in model container [2020-10-23 19:45:04,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:45:01" (2/3) ... [2020-10-23 19:45:04,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6246410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 07:45:04, skipping insertion in model container [2020-10-23 19:45:04,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 07:45:04" (3/3) ... [2020-10-23 19:45:04,820 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-10-23 19:45:04,834 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-23 19:45:04,841 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-23 19:45:04,856 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 19:45:04,897 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 19:45:04,898 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 19:45:04,898 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-10-23 19:45:04,898 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 19:45:04,898 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 19:45:04,898 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 19:45:04,898 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 19:45:04,898 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 19:45:04,943 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states. [2020-10-23 19:45:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2020-10-23 19:45:04,980 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:45:04,982 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:45:04,983 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:45:04,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:45:04,990 INFO L82 PathProgramCache]: Analyzing trace with hash -879217357, now seen corresponding path program 1 times [2020-10-23 19:45:05,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 19:45:05,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [476485008] [2020-10-23 19:45:05,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:45:05,094 INFO L321 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-10-23 19:45:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:07,760 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 517 [2020-10-23 19:45:07,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:45:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:07,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-23 19:45:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:07,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-23 19:45:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:07,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-23 19:45:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:07,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-23 19:45:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-23 19:45:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:45:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 19:45:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:45:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 19:45:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:45:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-23 19:45:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-23 19:45:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 19:45:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2020-10-23 19:45:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2020-10-23 19:45:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-10-23 19:45:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-10-23 19:45:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 19:45:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2020-10-23 19:45:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2020-10-23 19:45:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:45:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-23 19:45:08,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [476485008] [2020-10-23 19:45:08,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:45:08,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-23 19:45:08,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265048357] [2020-10-23 19:45:08,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-23 19:45:08,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-23 19:45:08,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-23 19:45:08,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-23 19:45:08,668 INFO L87 Difference]: Start difference. First operand 587 states. Second operand 13 states. [2020-10-23 19:45:11,746 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 520 [2020-10-23 19:45:13,657 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-23 19:45:16,057 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 519 [2020-10-23 19:45:17,977 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-23 19:45:19,805 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 522 [2020-10-23 19:45:21,647 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 524 [2020-10-23 19:45:31,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:45:31,414 INFO L93 Difference]: Finished difference Result 1217 states and 1449 transitions. [2020-10-23 19:45:31,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-23 19:45:31,417 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 388 [2020-10-23 19:45:31,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:45:31,449 INFO L225 Difference]: With dead ends: 1217 [2020-10-23 19:45:31,449 INFO L226 Difference]: Without dead ends: 780 [2020-10-23 19:45:31,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=352, Invalid=1130, Unknown=0, NotChecked=0, Total=1482 [2020-10-23 19:45:31,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2020-10-23 19:45:32,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 564. [2020-10-23 19:45:32,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2020-10-23 19:45:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 614 transitions. [2020-10-23 19:45:32,010 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 614 transitions. Word has length 388 [2020-10-23 19:45:32,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:45:32,011 INFO L481 AbstractCegarLoop]: Abstraction has 564 states and 614 transitions. [2020-10-23 19:45:32,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-23 19:45:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 614 transitions. [2020-10-23 19:45:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2020-10-23 19:45:32,023 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:45:32,023 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:45:32,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 19:45:32,024 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:45:32,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:45:32,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1756575908, now seen corresponding path program 1 times [2020-10-23 19:45:32,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 19:45:32,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1272622736] [2020-10-23 19:45:32,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:45:32,029 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.looppreprocessor.LoopPreprocessorFastUPR.preProcessLoop(LoopPreprocessorFastUPR.java:119) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:266) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-23 19:45:32,035 INFO L168 Benchmark]: Toolchain (without parser) took 31212.68 ms. Allocated memory was 151.0 MB in the beginning and 480.2 MB in the end (delta: 329.3 MB). Free memory was 125.5 MB in the beginning and 333.2 MB in the end (delta: -207.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 8.0 GB. [2020-10-23 19:45:32,036 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 124.4 MB in the end (delta: 132.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 19:45:32,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.13 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 112.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 28.6 MB. Max. memory is 8.0 GB. [2020-10-23 19:45:32,038 INFO L168 Benchmark]: Boogie Preprocessor took 156.61 ms. Allocated memory is still 151.0 MB. Free memory was 112.7 MB in the beginning and 104.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-10-23 19:45:32,039 INFO L168 Benchmark]: RCFGBuilder took 2699.67 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 104.9 MB in the beginning and 94.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 68.4 MB. Max. memory is 8.0 GB. [2020-10-23 19:45:32,040 INFO L168 Benchmark]: TraceAbstraction took 27222.28 ms. Allocated memory was 187.7 MB in the beginning and 480.2 MB in the end (delta: 292.6 MB). Free memory was 94.2 MB in the beginning and 333.2 MB in the end (delta: -239.0 MB). Peak memory consumption was 54.1 MB. Max. memory is 8.0 GB. [2020-10-23 19:45:32,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 124.4 MB in the end (delta: 132.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1120.13 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 112.7 MB in the end (delta: 12.2 MB). Peak memory consumption was 28.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 156.61 ms. Allocated memory is still 151.0 MB. Free memory was 112.7 MB in the beginning and 104.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2699.67 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 104.9 MB in the beginning and 94.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 68.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27222.28 ms. Allocated memory was 187.7 MB in the beginning and 480.2 MB in the end (delta: 292.6 MB). Free memory was 94.2 MB in the beginning and 333.2 MB in the end (delta: -239.0 MB). Peak memory consumption was 54.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.looppreprocessor.LoopPreprocessorFastUPR.preProcessLoop(LoopPreprocessorFastUPR.java:119) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...