./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b01b58381ce8e0150d6e0f0de264371fec0586e2ead4f1a313de13afba1fd67c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:14,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:14,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:14,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:14,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:14,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:14,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:14,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:14,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:14,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:14,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:14,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:14,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:14,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:14,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:14,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:14,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:14,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:14,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:14,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:14,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:14,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:14,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:14,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:14,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:14,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:14,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:14,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:14,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:14,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:14,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:14,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:14,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:14,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:14,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:14,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:14,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:14,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:14,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:14,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:14,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:14,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:14,395 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:14,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:14,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:14,397 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:14,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:14,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:14,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:14,399 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:14,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:14,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:14,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:14,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:14,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:14,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:14,400 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:14,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:14,401 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:14,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:14,401 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:14,401 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:14,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:14,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:14,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:14,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:14,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:14,403 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:14,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:14,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:14,403 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01b58381ce8e0150d6e0f0de264371fec0586e2ead4f1a313de13afba1fd67c [2021-11-23 15:03:14,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:14,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:14,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:14,661 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:14,662 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:14,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c [2021-11-23 15:03:14,721 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/6da11ceaa/e6b905134aa34f8cb31402ee6f6ceb91/FLAGbd20af454 [2021-11-23 15:03:15,322 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:15,322 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c [2021-11-23 15:03:15,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/6da11ceaa/e6b905134aa34f8cb31402ee6f6ceb91/FLAGbd20af454 [2021-11-23 15:03:15,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/6da11ceaa/e6b905134aa34f8cb31402ee6f6ceb91 [2021-11-23 15:03:15,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:15,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:15,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:15,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:15,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:15,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:15" (1/1) ... [2021-11-23 15:03:15,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8cffda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:15, skipping insertion in model container [2021-11-23 15:03:15,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:15" (1/1) ... [2021-11-23 15:03:15,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:15,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:16,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2021-11-23 15:03:16,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:16,250 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:16,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2021-11-23 15:03:16,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:16,467 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:16,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16 WrapperNode [2021-11-23 15:03:16,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:16,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:16,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:16,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:16,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,612 INFO L137 Inliner]: procedures = 129, calls = 211, calls flagged for inlining = 60, calls inlined = 55, statements flattened = 1031 [2021-11-23 15:03:16,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:16,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:16,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:16,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:16,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:16,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:16,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:16,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:16,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:16" (1/1) ... [2021-11-23 15:03:16,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:16,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:16,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:16,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:16,796 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 15:03:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 15:03:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 15:03:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 15:03:16,797 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:03:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:03:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:03:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:03:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:03:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:03:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 15:03:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 15:03:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:03:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:03:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:03:16,806 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:03:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:03:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 15:03:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 15:03:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:03:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:03:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:16,807 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:03:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:03:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:03:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:03:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:03:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:03:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:03:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:03:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 15:03:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 15:03:16,808 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:03:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:03:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:03:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:03:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:16,809 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:03:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:03:16,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:17,089 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:17,091 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:17,842 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:17,910 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:03:17,921 INFO L158 Benchmark]: Toolchain (without parser) took 2344.42ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 72.6MB in the beginning and 90.9MB in the end (delta: -18.4MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:17,922 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 59.6MB in the beginning and 59.5MB in the end (delta: 45.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:17,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.38ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 53.6MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:17,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.55ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 53.6MB in the beginning and 101.5MB in the end (delta: -48.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:17,926 INFO L158 Benchmark]: Boogie Preprocessor took 70.06ms. Allocated memory is still 130.0MB. Free memory was 101.5MB in the beginning and 98.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:17,927 INFO L158 Benchmark]: RCFGBuilder took 1233.72ms. Allocated memory is still 130.0MB. Free memory was 97.3MB in the beginning and 90.9MB in the end (delta: 6.4MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:17,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 59.6MB in the beginning and 59.5MB in the end (delta: 45.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.38ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 53.6MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.55ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 53.6MB in the beginning and 101.5MB in the end (delta: -48.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.06ms. Allocated memory is still 130.0MB. Free memory was 101.5MB in the beginning and 98.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1233.72ms. Allocated memory is still 130.0MB. Free memory was 97.3MB in the beginning and 90.9MB in the end (delta: 6.4MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:17,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b01b58381ce8e0150d6e0f0de264371fec0586e2ead4f1a313de13afba1fd67c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:20,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:20,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:20,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:20,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:20,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:20,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:20,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:20,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:20,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:20,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:20,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:20,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:20,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:20,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:20,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:20,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:20,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:20,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:20,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:20,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:20,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:20,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:20,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:20,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:20,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:20,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:20,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:20,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:20,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:20,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:20,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:20,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:20,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:20,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:20,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:20,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:20,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:20,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:20,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:20,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:20,590 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:20,640 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:20,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:20,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:20,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:20,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:20,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:20,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:20,644 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:20,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:20,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:20,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:20,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:20,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:20,645 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:20,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:20,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:20,646 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:20,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:20,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:20,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:20,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:20,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:20,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:20,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:20,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:20,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:20,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:20,649 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:20,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:20,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:20,649 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:20,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:20,650 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01b58381ce8e0150d6e0f0de264371fec0586e2ead4f1a313de13afba1fd67c [2021-11-23 15:03:21,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:21,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:21,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:21,077 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:21,077 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:21,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec8_product22.cil.c [2021-11-23 15:03:21,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/90fc3312f/bcba6ed0426847c59ba8fa4f0faf7716/FLAGa75cf135d [2021-11-23 15:03:21,883 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:21,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c [2021-11-23 15:03:21,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/90fc3312f/bcba6ed0426847c59ba8fa4f0faf7716/FLAGa75cf135d [2021-11-23 15:03:22,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/data/90fc3312f/bcba6ed0426847c59ba8fa4f0faf7716 [2021-11-23 15:03:22,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:22,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:22,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:22,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:22,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:22,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643a2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:22, skipping insertion in model container [2021-11-23 15:03:22,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:22" (1/1) ... [2021-11-23 15:03:22,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:22,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:22,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2021-11-23 15:03:22,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:22,914 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:22,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:23,012 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2021-11-23 15:03:23,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:23,089 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:23,158 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/sv-benchmarks/c/product-lines/email_spec8_product22.cil.c[29813,29826] [2021-11-23 15:03:23,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:23,245 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23 WrapperNode [2021-11-23 15:03:23,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:23,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:23,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:23,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:23,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,411 INFO L137 Inliner]: procedures = 131, calls = 211, calls flagged for inlining = 60, calls inlined = 55, statements flattened = 980 [2021-11-23 15:03:23,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:23,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:23,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:23,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:23,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:23,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:23,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:23,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:23,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:23" (1/1) ... [2021-11-23 15:03:23,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:23,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:23,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:23,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 15:03:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 15:03:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 15:03:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 15:03:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:03:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:03:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:03:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:03:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:03:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:03:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 15:03:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 15:03:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:03:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:03:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:03:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:03:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:03:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 15:03:23,619 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 15:03:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:03:23,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:03:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:03:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:03:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:03:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:03:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:03:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:03:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:03:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:03:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 15:03:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 15:03:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:03:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:03:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:03:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:03:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:03:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:03:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:23,888 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:23,890 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:24,699 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:24,765 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:03:24,773 INFO L158 Benchmark]: Toolchain (without parser) took 2693.09ms. Allocated memory was 58.7MB in the beginning and 92.3MB in the end (delta: 33.6MB). Free memory was 33.8MB in the beginning and 54.5MB in the end (delta: -20.7MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:24,774 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:24,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1166.49ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 33.5MB in the beginning and 34.6MB in the end (delta: -1.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:24,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.94ms. Allocated memory is still 73.4MB. Free memory was 34.6MB in the beginning and 50.1MB in the end (delta: -15.5MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:24,778 INFO L158 Benchmark]: Boogie Preprocessor took 121.82ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 46.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:24,779 INFO L158 Benchmark]: RCFGBuilder took 1229.06ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 46.0MB in the beginning and 54.5MB in the end (delta: -8.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:24,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1166.49ms. Allocated memory was 58.7MB in the beginning and 73.4MB in the end (delta: 14.7MB). Free memory was 33.5MB in the beginning and 34.6MB in the end (delta: -1.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.94ms. Allocated memory is still 73.4MB. Free memory was 34.6MB in the beginning and 50.1MB in the end (delta: -15.5MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.82ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 46.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1229.06ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 46.0MB in the beginning and 54.5MB in the end (delta: -8.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:24,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5887b8-c932-4efa-844f-60826824bf60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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