/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 12:23:22,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 12:23:22,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 12:23:22,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 12:23:22,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 12:23:22,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 12:23:22,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 12:23:22,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 12:23:22,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 12:23:22,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 12:23:22,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 12:23:22,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 12:23:22,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 12:23:22,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 12:23:22,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 12:23:22,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 12:23:22,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 12:23:22,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 12:23:22,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 12:23:22,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 12:23:22,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 12:23:22,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 12:23:22,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 12:23:22,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 12:23:22,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 12:23:22,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 12:23:22,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 12:23:22,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 12:23:22,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 12:23:22,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 12:23:22,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 12:23:22,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 12:23:22,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 12:23:22,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 12:23:22,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 12:23:22,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 12:23:22,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 12:23:22,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 12:23:22,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 12:23:22,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 12:23:22,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 12:23:22,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-07 12:23:22,962 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 12:23:22,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 12:23:22,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 12:23:22,964 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 12:23:22,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 12:23:22,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 12:23:22,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 12:23:22,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 12:23:22,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 12:23:22,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 12:23:22,965 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 12:23:22,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 12:23:22,966 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 12:23:22,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 12:23:22,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 12:23:22,967 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 12:23:22,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 12:23:22,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 12:23:22,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 12:23:22,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 12:23:22,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 12:23:22,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 12:23:22,968 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-07 12:23:23,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 12:23:23,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 12:23:23,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 12:23:23,276 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 12:23:23,277 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 12:23:23,278 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-07 12:23:23,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a94df149/7f542b4dd8894190a3a695e0ede9e818/FLAGfe921e719 [2020-07-07 12:23:23,949 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 12:23:23,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-07-07 12:23:23,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a94df149/7f542b4dd8894190a3a695e0ede9e818/FLAGfe921e719 [2020-07-07 12:23:24,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a94df149/7f542b4dd8894190a3a695e0ede9e818 [2020-07-07 12:23:24,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 12:23:24,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 12:23:24,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 12:23:24,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 12:23:24,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 12:23:24,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 12:23:24" (1/1) ... [2020-07-07 12:23:24,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be4e3d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:24, skipping insertion in model container [2020-07-07 12:23:24,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 12:23:24" (1/1) ... [2020-07-07 12:23:24,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 12:23:24,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 12:23:25,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 12:23:25,065 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 12:23:25,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 12:23:25,250 INFO L208 MainTranslator]: Completed translation [2020-07-07 12:23:25,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25 WrapperNode [2020-07-07 12:23:25,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 12:23:25,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 12:23:25,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 12:23:25,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 12:23:25,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (1/1) ... [2020-07-07 12:23:25,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 12:23:25,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 12:23:25,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 12:23:25,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 12:23:25,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (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 [2020-07-07 12:23:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 12:23:25,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 12:23:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 12:23:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-07-07 12:23:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-07-07 12:23:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-07-07 12:23:25,537 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-07-07 12:23:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-07-07 12:23:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 12:23:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 12:23:25,538 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-07-07 12:23:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 12:23:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 12:23:25,539 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 12:23:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 12:23:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 12:23:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-07-07 12:23:25,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-07-07 12:23:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-07-07 12:23:25,541 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-07-07 12:23:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-07-07 12:23:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-07-07 12:23:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-07-07 12:23:25,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-07-07 12:23:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-07-07 12:23:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-07-07 12:23:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-07-07 12:23:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-07-07 12:23:25,545 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-07-07 12:23:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-07-07 12:23:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-07-07 12:23:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-07-07 12:23:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-07-07 12:23:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-07-07 12:23:25,546 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-07-07 12:23:25,547 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-07-07 12:23:25,548 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-07-07 12:23:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-07 12:23:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 12:23:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-07-07 12:23:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 12:23:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 12:23:25,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 12:23:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 12:23:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 12:23:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 12:23:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-07-07 12:23:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-07-07 12:23:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-07-07 12:23:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-07-07 12:23:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-07-07 12:23:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-07-07 12:23:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-07-07 12:23:25,552 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-07-07 12:23:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-07-07 12:23:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-07-07 12:23:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-07-07 12:23:25,553 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-07-07 12:23:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-07-07 12:23:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-07-07 12:23:25,554 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-07-07 12:23:25,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-07-07 12:23:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-07-07 12:23:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-07-07 12:23:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-07-07 12:23:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-07-07 12:23:25,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-07-07 12:23:25,557 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-07-07 12:23:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-07-07 12:23:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-07-07 12:23:25,558 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-07-07 12:23:25,559 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-07-07 12:23:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 12:23:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 12:23:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 12:23:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-07-07 12:23:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-07-07 12:23:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-07-07 12:23:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 12:23:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 12:23:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 12:23:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-07-07 12:23:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-07-07 12:23:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-07-07 12:23:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-07-07 12:23:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-07-07 12:23:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-07-07 12:23:25,562 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-07-07 12:23:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-07-07 12:23:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-07-07 12:23:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-07-07 12:23:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 12:23:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 12:23:25,563 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 12:23:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-07-07 12:23:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 12:23:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 12:23:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-07-07 12:23:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-07-07 12:23:25,564 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-07-07 12:23:25,565 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-07-07 12:23:25,565 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-07-07 12:23:25,565 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-07-07 12:23:25,565 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-07-07 12:23:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-07-07 12:23:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-07-07 12:23:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-07-07 12:23:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-07-07 12:23:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-07-07 12:23:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-07-07 12:23:25,567 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-07-07 12:23:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-07-07 12:23:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-07-07 12:23:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-07-07 12:23:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-07-07 12:23:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-07-07 12:23:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-07-07 12:23:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-07-07 12:23:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-07-07 12:23:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-07-07 12:23:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-07-07 12:23:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-07-07 12:23:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-07-07 12:23:25,571 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-07-07 12:23:25,571 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-07-07 12:23:25,572 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-07-07 12:23:25,572 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-07-07 12:23:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-07-07 12:23:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-07-07 12:23:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-07-07 12:23:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 12:23:25,583 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-07-07 12:23:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-07-07 12:23:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 12:23:25,585 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 12:23:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 12:23:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 12:23:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 12:23:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 12:23:25,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 12:23:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 12:23:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 12:23:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 12:23:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 12:23:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 12:23:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-07-07 12:23:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-07-07 12:23:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-07-07 12:23:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-07-07 12:23:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-07-07 12:23:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-07-07 12:23:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-07-07 12:23:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-07-07 12:23:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-07-07 12:23:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-07-07 12:23:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-07-07 12:23:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-07-07 12:23:25,590 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-07-07 12:23:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-07-07 12:23:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-07-07 12:23:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-07-07 12:23:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-07-07 12:23:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-07-07 12:23:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-07-07 12:23:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-07-07 12:23:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-07-07 12:23:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-07-07 12:23:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-07-07 12:23:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-07-07 12:23:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 12:23:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 12:23:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 12:23:27,709 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 12:23:27,710 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-07 12:23:27,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 12:23:27 BoogieIcfgContainer [2020-07-07 12:23:27,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 12:23:27,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 12:23:27,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 12:23:27,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 12:23:27,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 12:23:24" (1/3) ... [2020-07-07 12:23:27,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@145e699c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 12:23:27, skipping insertion in model container [2020-07-07 12:23:27,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 12:23:25" (2/3) ... [2020-07-07 12:23:27,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@145e699c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 12:23:27, skipping insertion in model container [2020-07-07 12:23:27,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 12:23:27" (3/3) ... [2020-07-07 12:23:27,729 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-07-07 12:23:27,740 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-07 12:23:27,752 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 12:23:27,768 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 12:23:27,793 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 12:23:27,793 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 12:23:27,793 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-07 12:23:27,793 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 12:23:27,793 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 12:23:27,794 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 12:23:27,794 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 12:23:27,794 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 12:23:27,823 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states. [2020-07-07 12:23:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2020-07-07 12:23:27,876 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 12:23:27,878 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] [2020-07-07 12:23:27,878 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 12:23:27,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 12:23:27,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1063984080, now seen corresponding path program 1 times [2020-07-07 12:23:27,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-07 12:23:27,896 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [453866856] [2020-07-07 12:23:27,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 12:23:27,950 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.icfgtransformer.loopacceleration.fastupr.paraoct.OctagonCalculator.normalizeVarNames(OctagonCalculator.java:153) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.fastupr.FastUPRCore.(FastUPRCore.java:133) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.Accelerator.fastUprAcceleration(Accelerator.java:101) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.Accelerator.accelerateLoop(Accelerator.java:82) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:219) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) 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:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-07 12:23:27,957 INFO L168 Benchmark]: Toolchain (without parser) took 3778.97 ms. Allocated memory was 143.1 MB in the beginning and 254.8 MB in the end (delta: 111.7 MB). Free memory was 98.1 MB in the beginning and 125.0 MB in the end (delta: -26.9 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-07-07 12:23:27,958 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 118.5 MB in the beginning and 118.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 12:23:27,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.04 ms. Allocated memory was 143.1 MB in the beginning and 202.4 MB in the end (delta: 59.2 MB). Free memory was 97.9 MB in the beginning and 149.7 MB in the end (delta: -51.8 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. [2020-07-07 12:23:27,959 INFO L168 Benchmark]: Boogie Preprocessor took 199.13 ms. Allocated memory is still 202.4 MB. Free memory was 149.7 MB in the beginning and 141.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2020-07-07 12:23:27,960 INFO L168 Benchmark]: RCFGBuilder took 2268.23 ms. Allocated memory was 202.4 MB in the beginning and 254.8 MB in the end (delta: 52.4 MB). Free memory was 141.7 MB in the beginning and 141.8 MB in the end (delta: -70.7 kB). Peak memory consumption was 99.2 MB. Max. memory is 7.1 GB. [2020-07-07 12:23:27,961 INFO L168 Benchmark]: TraceAbstraction took 232.60 ms. Allocated memory is still 254.8 MB. Free memory was 141.8 MB in the beginning and 125.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2020-07-07 12:23:27,966 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 118.5 MB in the beginning and 118.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1074.04 ms. Allocated memory was 143.1 MB in the beginning and 202.4 MB in the end (delta: 59.2 MB). Free memory was 97.9 MB in the beginning and 149.7 MB in the end (delta: -51.8 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 199.13 ms. Allocated memory is still 202.4 MB. Free memory was 149.7 MB in the beginning and 141.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2268.23 ms. Allocated memory was 202.4 MB in the beginning and 254.8 MB in the end (delta: 52.4 MB). Free memory was 141.7 MB in the beginning and 141.8 MB in the end (delta: -70.7 kB). Peak memory consumption was 99.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 232.60 ms. Allocated memory is still 254.8 MB. Free memory was 141.8 MB in the beginning and 125.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 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.icfgtransformer.loopacceleration.fastupr.paraoct.OctagonCalculator.normalizeVarNames(OctagonCalculator.java:153) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...