./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50599b90019c0f8b15701a8959406dc5e052f09e6cd358b81cb6701fde5581e5 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 11:07:32,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 11:07:32,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 11:07:32,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 11:07:32,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 11:07:32,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 11:07:32,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 11:07:32,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 11:07:32,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 11:07:32,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 11:07:32,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 11:07:32,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 11:07:32,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 11:07:32,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 11:07:32,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 11:07:32,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 11:07:32,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 11:07:32,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 11:07:32,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 11:07:32,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 11:07:32,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 11:07:32,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 11:07:32,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 11:07:32,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 11:07:32,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 11:07:32,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 11:07:32,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 11:07:32,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 11:07:32,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 11:07:32,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 11:07:32,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 11:07:32,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 11:07:32,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 11:07:32,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 11:07:32,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 11:07:32,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 11:07:32,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 11:07:32,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 11:07:32,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 11:07:32,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 11:07:32,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 11:07:32,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 11:07:32,447 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 11:07:32,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 11:07:32,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 11:07:32,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 11:07:32,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 11:07:32,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 11:07:32,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 11:07:32,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 11:07:32,450 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 11:07:32,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 11:07:32,451 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 11:07:32,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 11:07:32,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 11:07:32,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 11:07:32,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 11:07:32,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 11:07:32,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 11:07:32,453 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 11:07:32,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 11:07:32,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 11:07:32,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 11:07:32,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 11:07:32,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 11:07:32,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 11:07:32,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 11:07:32,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 11:07:32,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 11:07:32,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 11:07:32,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 11:07:32,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 11:07:32,455 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 11:07:32,455 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 11:07:32,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 11:07:32,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 11:07:32,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50599b90019c0f8b15701a8959406dc5e052f09e6cd358b81cb6701fde5581e5 [2021-12-15 11:07:32,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 11:07:32,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 11:07:32,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 11:07:32,721 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 11:07:32,721 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 11:07:32,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2021-12-15 11:07:32,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59dd68cb5/d1fca7d0dcf741c280ff11bb52f61e7f/FLAG2655ae705 [2021-12-15 11:07:33,357 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 11:07:33,360 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2021-12-15 11:07:33,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59dd68cb5/d1fca7d0dcf741c280ff11bb52f61e7f/FLAG2655ae705 [2021-12-15 11:07:33,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59dd68cb5/d1fca7d0dcf741c280ff11bb52f61e7f [2021-12-15 11:07:33,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 11:07:33,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 11:07:33,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 11:07:33,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 11:07:33,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 11:07:33,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 11:07:33" (1/1) ... [2021-12-15 11:07:33,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7560821f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:33, skipping insertion in model container [2021-12-15 11:07:33,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 11:07:33" (1/1) ... [2021-12-15 11:07:33,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 11:07:33,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 11:07:34,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2021-12-15 11:07:34,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 11:07:34,420 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 11:07:34,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2021-12-15 11:07:34,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 11:07:34,583 INFO L208 MainTranslator]: Completed translation [2021-12-15 11:07:34,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34 WrapperNode [2021-12-15 11:07:34,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 11:07:34,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 11:07:34,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 11:07:34,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 11:07:34,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,713 INFO L137 Inliner]: procedures = 135, calls = 242, calls flagged for inlining = 62, calls inlined = 54, statements flattened = 1001 [2021-12-15 11:07:34,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 11:07:34,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 11:07:34,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 11:07:34,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 11:07:34,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 11:07:34,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 11:07:34,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 11:07:34,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 11:07:34,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (1/1) ... [2021-12-15 11:07:34,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 11:07:34,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 11:07:34,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 11:07:34,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 11:07:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-12-15 11:07:34,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-12-15 11:07:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-12-15 11:07:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-12-15 11:07:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-12-15 11:07:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-12-15 11:07:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-12-15 11:07:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-12-15 11:07:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-12-15 11:07:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-12-15 11:07:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-12-15 11:07:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-12-15 11:07:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-12-15 11:07:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-12-15 11:07:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-12-15 11:07:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-12-15 11:07:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-12-15 11:07:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-12-15 11:07:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-12-15 11:07:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-12-15 11:07:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-12-15 11:07:34,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-12-15 11:07:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-12-15 11:07:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-12-15 11:07:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-12-15 11:07:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-12-15 11:07:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-12-15 11:07:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-12-15 11:07:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-12-15 11:07:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-12-15 11:07:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-12-15 11:07:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 11:07:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-12-15 11:07:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-12-15 11:07:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-12-15 11:07:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-12-15 11:07:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-12-15 11:07:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-12-15 11:07:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-12-15 11:07:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-12-15 11:07:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-12-15 11:07:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-12-15 11:07:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-12-15 11:07:34,911 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-12-15 11:07:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-12-15 11:07:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-12-15 11:07:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-12-15 11:07:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-12-15 11:07:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-12-15 11:07:34,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-12-15 11:07:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-12-15 11:07:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-12-15 11:07:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-12-15 11:07:34,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-12-15 11:07:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 11:07:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-12-15 11:07:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-12-15 11:07:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-12-15 11:07:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-12-15 11:07:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 11:07:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 11:07:35,172 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 11:07:35,173 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 11:07:35,922 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 11:07:35,938 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 11:07:35,938 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 11:07:35,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 11:07:35 BoogieIcfgContainer [2021-12-15 11:07:35,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 11:07:35,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 11:07:35,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 11:07:35,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 11:07:35,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 11:07:33" (1/3) ... [2021-12-15 11:07:35,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74eab53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 11:07:35, skipping insertion in model container [2021-12-15 11:07:35,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:34" (2/3) ... [2021-12-15 11:07:35,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74eab53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 11:07:35, skipping insertion in model container [2021-12-15 11:07:35,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 11:07:35" (3/3) ... [2021-12-15 11:07:35,950 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product32.cil.c [2021-12-15 11:07:35,955 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 11:07:35,955 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 11:07:35,996 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 11:07:36,001 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 11:07:36,002 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 11:07:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand has 426 states, 331 states have (on average 1.5498489425981874) internal successors, (513), 336 states have internal predecessors, (513), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2021-12-15 11:07:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-15 11:07:36,043 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 11:07:36,044 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 11:07:36,045 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 11:07:36,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 11:07:36,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1326838393, now seen corresponding path program 1 times [2021-12-15 11:07:36,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 11:07:36,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341716217] [2021-12-15 11:07:36,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 11:07:36,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 11:07:36,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 11:07:36,115 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) 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:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2021-12-15 11:07:36,125 INFO L158 Benchmark]: Toolchain (without parser) took 2342.12ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 50.2MB in the beginning and 56.3MB in the end (delta: -6.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-12-15 11:07:36,125 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 11:07:36,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.93ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 50.0MB in the beginning and 54.8MB in the end (delta: -4.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 11:07:36,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.38ms. Allocated memory is still 107.0MB. Free memory was 54.8MB in the beginning and 48.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 11:07:36,128 INFO L158 Benchmark]: Boogie Preprocessor took 73.68ms. Allocated memory is still 107.0MB. Free memory was 48.5MB in the beginning and 43.6MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 11:07:36,128 INFO L158 Benchmark]: RCFGBuilder took 1149.67ms. Allocated memory is still 107.0MB. Free memory was 43.6MB in the beginning and 69.0MB in the end (delta: -25.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-12-15 11:07:36,132 INFO L158 Benchmark]: TraceAbstraction took 178.51ms. Allocated memory is still 107.0MB. Free memory was 69.0MB in the beginning and 56.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 11:07:36,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.93ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 50.0MB in the beginning and 54.8MB in the end (delta: -4.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.38ms. Allocated memory is still 107.0MB. Free memory was 54.8MB in the beginning and 48.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.68ms. Allocated memory is still 107.0MB. Free memory was 48.5MB in the beginning and 43.6MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1149.67ms. Allocated memory is still 107.0MB. Free memory was 43.6MB in the beginning and 69.0MB in the end (delta: -25.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * TraceAbstraction took 178.51ms. Allocated memory is still 107.0MB. Free memory was 69.0MB in the beginning and 56.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 11:07:36,177 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50599b90019c0f8b15701a8959406dc5e052f09e6cd358b81cb6701fde5581e5 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 11:07:38,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 11:07:38,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 11:07:38,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 11:07:38,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 11:07:38,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 11:07:38,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 11:07:38,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 11:07:38,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 11:07:38,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 11:07:38,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 11:07:38,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 11:07:38,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 11:07:38,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 11:07:38,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 11:07:38,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 11:07:38,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 11:07:38,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 11:07:38,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 11:07:38,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 11:07:38,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 11:07:38,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 11:07:38,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 11:07:38,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 11:07:38,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 11:07:38,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 11:07:38,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 11:07:38,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 11:07:38,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 11:07:38,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 11:07:38,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 11:07:38,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 11:07:38,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 11:07:38,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 11:07:38,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 11:07:38,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 11:07:38,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 11:07:38,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 11:07:38,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 11:07:38,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 11:07:38,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 11:07:38,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-15 11:07:38,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 11:07:38,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 11:07:38,196 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 11:07:38,196 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 11:07:38,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 11:07:38,197 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 11:07:38,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 11:07:38,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 11:07:38,199 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 11:07:38,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 11:07:38,200 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 11:07:38,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 11:07:38,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 11:07:38,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 11:07:38,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 11:07:38,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 11:07:38,201 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 11:07:38,202 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 11:07:38,202 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 11:07:38,202 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 11:07:38,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 11:07:38,202 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 11:07:38,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 11:07:38,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 11:07:38,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 11:07:38,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 11:07:38,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 11:07:38,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 11:07:38,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 11:07:38,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 11:07:38,204 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 11:07:38,204 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 11:07:38,204 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 11:07:38,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 11:07:38,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 11:07:38,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 11:07:38,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 11:07:38,205 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50599b90019c0f8b15701a8959406dc5e052f09e6cd358b81cb6701fde5581e5 [2021-12-15 11:07:38,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 11:07:38,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 11:07:38,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 11:07:38,570 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 11:07:38,571 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 11:07:38,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2021-12-15 11:07:38,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adbf09da/d60febe6ebee46508070fc19624966aa/FLAG09fedf9be [2021-12-15 11:07:39,172 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 11:07:39,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2021-12-15 11:07:39,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adbf09da/d60febe6ebee46508070fc19624966aa/FLAG09fedf9be [2021-12-15 11:07:39,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adbf09da/d60febe6ebee46508070fc19624966aa [2021-12-15 11:07:39,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 11:07:39,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 11:07:39,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 11:07:39,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 11:07:39,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 11:07:39,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 11:07:39" (1/1) ... [2021-12-15 11:07:39,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@690c23dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:39, skipping insertion in model container [2021-12-15 11:07:39,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 11:07:39" (1/1) ... [2021-12-15 11:07:39,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 11:07:39,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 11:07:39,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2021-12-15 11:07:40,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 11:07:40,093 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 11:07:40,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 11:07:40,159 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2021-12-15 11:07:40,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 11:07:40,198 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 11:07:40,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[51167,51180] [2021-12-15 11:07:40,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 11:07:40,341 INFO L208 MainTranslator]: Completed translation [2021-12-15 11:07:40,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40 WrapperNode [2021-12-15 11:07:40,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 11:07:40,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 11:07:40,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 11:07:40,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 11:07:40,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,457 INFO L137 Inliner]: procedures = 137, calls = 242, calls flagged for inlining = 62, calls inlined = 54, statements flattened = 945 [2021-12-15 11:07:40,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 11:07:40,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 11:07:40,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 11:07:40,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 11:07:40,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 11:07:40,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 11:07:40,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 11:07:40,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 11:07:40,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (1/1) ... [2021-12-15 11:07:40,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 11:07:40,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 11:07:40,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 11:07:40,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 11:07:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-12-15 11:07:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-12-15 11:07:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-12-15 11:07:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-12-15 11:07:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-12-15 11:07:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-12-15 11:07:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-12-15 11:07:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-12-15 11:07:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-12-15 11:07:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-12-15 11:07:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-12-15 11:07:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-12-15 11:07:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-12-15 11:07:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-12-15 11:07:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-12-15 11:07:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-12-15 11:07:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-12-15 11:07:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-12-15 11:07:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-12-15 11:07:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-12-15 11:07:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-12-15 11:07:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-12-15 11:07:40,644 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-12-15 11:07:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-12-15 11:07:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-12-15 11:07:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-12-15 11:07:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-12-15 11:07:40,645 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-12-15 11:07:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-12-15 11:07:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-12-15 11:07:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-12-15 11:07:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 11:07:40,646 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-12-15 11:07:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-12-15 11:07:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-12-15 11:07:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-12-15 11:07:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-12-15 11:07:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-12-15 11:07:40,647 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-12-15 11:07:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-12-15 11:07:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-12-15 11:07:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-12-15 11:07:40,648 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-12-15 11:07:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-12-15 11:07:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 11:07:40,649 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-12-15 11:07:40,649 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-12-15 11:07:40,650 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-12-15 11:07:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-12-15 11:07:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-12-15 11:07:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-12-15 11:07:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-12-15 11:07:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-12-15 11:07:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-12-15 11:07:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-12-15 11:07:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-12-15 11:07:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-12-15 11:07:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-12-15 11:07:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-12-15 11:07:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 11:07:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 11:07:40,846 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 11:07:40,848 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 11:07:41,697 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 11:07:41,708 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 11:07:41,708 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 11:07:41,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 11:07:41 BoogieIcfgContainer [2021-12-15 11:07:41,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 11:07:41,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 11:07:41,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 11:07:41,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 11:07:41,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 11:07:39" (1/3) ... [2021-12-15 11:07:41,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55256778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 11:07:41, skipping insertion in model container [2021-12-15 11:07:41,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 11:07:40" (2/3) ... [2021-12-15 11:07:41,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55256778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 11:07:41, skipping insertion in model container [2021-12-15 11:07:41,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 11:07:41" (3/3) ... [2021-12-15 11:07:41,717 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product32.cil.c [2021-12-15 11:07:41,721 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 11:07:41,721 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 11:07:41,758 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 11:07:41,765 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 11:07:41,765 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 11:07:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand has 426 states, 331 states have (on average 1.5498489425981874) internal successors, (513), 336 states have internal predecessors, (513), 65 states have call successors, (65), 28 states have call predecessors, (65), 28 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2021-12-15 11:07:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-15 11:07:41,816 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 11:07:41,817 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 11:07:41,817 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 11:07:41,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 11:07:41,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1326838393, now seen corresponding path program 1 times [2021-12-15 11:07:41,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 11:07:41,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [440800705] [2021-12-15 11:07:41,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 11:07:41,840 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 11:07:41,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 11:07:41,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 11:07:41,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 11:07:41,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 11:07:42,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 11:07:42,144 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) 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:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2021-12-15 11:07:42,151 INFO L158 Benchmark]: Toolchain (without parser) took 2708.80ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 36.2MB in the beginning and 36.2MB in the end (delta: 30.3kB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-12-15 11:07:42,151 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 44.0MB. Free memory was 25.8MB in the beginning and 25.8MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 11:07:42,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 895.73ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 36.1MB in the beginning and 39.9MB in the end (delta: -3.8MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2021-12-15 11:07:42,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.56ms. Allocated memory is still 69.2MB. Free memory was 39.9MB in the beginning and 34.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 11:07:42,153 INFO L158 Benchmark]: Boogie Preprocessor took 101.27ms. Allocated memory is still 69.2MB. Free memory was 34.0MB in the beginning and 43.0MB in the end (delta: -9.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2021-12-15 11:07:42,153 INFO L158 Benchmark]: RCFGBuilder took 1150.18ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.7MB in the beginning and 52.1MB in the end (delta: -9.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2021-12-15 11:07:42,154 INFO L158 Benchmark]: TraceAbstraction took 435.47ms. Allocated memory is still 83.9MB. Free memory was 51.2MB in the beginning and 36.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 11:07:42,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 44.0MB. Free memory was 25.8MB in the beginning and 25.8MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 895.73ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 36.1MB in the beginning and 39.9MB in the end (delta: -3.8MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.56ms. Allocated memory is still 69.2MB. Free memory was 39.9MB in the beginning and 34.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.27ms. Allocated memory is still 69.2MB. Free memory was 34.0MB in the beginning and 43.0MB in the end (delta: -9.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1150.18ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.7MB in the beginning and 52.1MB in the end (delta: -9.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * TraceAbstraction took 435.47ms. Allocated memory is still 83.9MB. Free memory was 51.2MB in the beginning and 36.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 11:07:42,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable