./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_product24.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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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 cc83a32f8f5c6143265231752530a7f576faa355052cdad9509cfbce0d0adeb3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:19,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:19,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:19,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:19,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:19,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:19,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:19,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:19,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:19,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:19,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:19,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:19,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:19,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:19,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:19,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:19,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:19,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:19,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:19,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:19,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:19,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:19,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:19,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:19,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:19,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:19,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:19,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:19,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:19,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:19,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:19,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:19,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:19,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:19,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:19,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:19,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:19,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:19,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:19,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:19,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:19,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:54:19,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:19,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:19,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:19,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:19,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:19,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:19,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:19,904 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:19,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:19,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:19,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:19,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:19,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:19,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:19,913 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:19,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:19,913 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:19,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:19,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:19,914 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:19,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:19,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:19,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:19,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:19,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:19,915 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:19,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:19,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:19,916 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc83a32f8f5c6143265231752530a7f576faa355052cdad9509cfbce0d0adeb3 [2021-11-23 15:54:20,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:20,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:20,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:20,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:20,223 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:20,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c [2021-11-23 15:54:20,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/71e55309f/ce37705755544d8f91cac33841e7c80f/FLAG22a05b3bd [2021-11-23 15:54:20,897 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:20,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c [2021-11-23 15:54:20,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/71e55309f/ce37705755544d8f91cac33841e7c80f/FLAG22a05b3bd [2021-11-23 15:54:21,144 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/71e55309f/ce37705755544d8f91cac33841e7c80f [2021-11-23 15:54:21,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:21,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:21,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:21,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:21,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:21,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:21" (1/1) ... [2021-11-23 15:54:21,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2186e85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:21, skipping insertion in model container [2021-11-23 15:54:21,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:21" (1/1) ... [2021-11-23 15:54:21,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:21,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:21,633 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2021-11-23 15:54:21,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:21,850 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:21,952 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2021-11-23 15:54:22,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:22,053 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:22,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22 WrapperNode [2021-11-23 15:54:22,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:22,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:22,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:22,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:22,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,170 INFO L137 Inliner]: procedures = 130, calls = 209, calls flagged for inlining = 63, calls inlined = 58, statements flattened = 1034 [2021-11-23 15:54:22,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:22,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:22,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:22,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:22,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:22,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:22,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:22,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:22,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:22" (1/1) ... [2021-11-23 15:54:22,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:22,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:22,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:22,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:22,404 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 15:54:22,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 15:54:22,406 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:54:22,408 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:54:22,408 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:54:22,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:54:22,409 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:54:22,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:54:22,410 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:54:22,410 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:54:22,410 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:54:22,410 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:54:22,410 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:54:22,410 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:54:22,411 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:54:22,411 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:54:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:54:22,411 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 15:54:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 15:54:22,411 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:54:22,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:54:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:54:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:54:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:54:22,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:54:22,412 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:54:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:54:22,413 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:54:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:54:22,413 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:54:22,413 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:54:22,413 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:54:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:54:22,414 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:54:22,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:54:22,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:22,414 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:54:22,441 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:54:22,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:22,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:22,641 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:22,643 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:23,635 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:23,711 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 15:54:23,718 INFO L158 Benchmark]: Toolchain (without parser) took 2566.56ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 70.5MB in the beginning and 78.3MB in the end (delta: -7.8MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:23,718 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:23,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.48ms. Allocated memory is still 111.1MB. Free memory was 70.3MB in the beginning and 57.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:23,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.57ms. Allocated memory is still 111.1MB. Free memory was 57.2MB in the beginning and 51.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:23,723 INFO L158 Benchmark]: Boogie Preprocessor took 101.53ms. Allocated memory is still 111.1MB. Free memory was 51.4MB in the beginning and 47.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:23,724 INFO L158 Benchmark]: RCFGBuilder took 1440.75ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 47.2MB in the beginning and 78.3MB in the end (delta: -31.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:23,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.48ms. Allocated memory is still 111.1MB. Free memory was 70.3MB in the beginning and 57.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.57ms. Allocated memory is still 111.1MB. Free memory was 57.2MB in the beginning and 51.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.53ms. Allocated memory is still 111.1MB. Free memory was 51.4MB in the beginning and 47.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1440.75ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 47.2MB in the beginning and 78.3MB in the end (delta: -31.0MB). Peak memory consumption was 16.8MB. 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 15:54:23,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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 cc83a32f8f5c6143265231752530a7f576faa355052cdad9509cfbce0d0adeb3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:26,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:26,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:26,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:26,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:26,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:26,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:26,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:26,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:26,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:26,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:26,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:26,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:26,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:26,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:26,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:26,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:26,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:26,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:26,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:26,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:26,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:26,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:26,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:26,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:26,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:26,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:26,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:26,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:26,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:26,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:26,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:26,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:26,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:26,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:26,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:26,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:26,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:26,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:26,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:26,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:26,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:26,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:26,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:26,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:26,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:26,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:26,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:26,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:26,340 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:26,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:26,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:26,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:26,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:26,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:26,342 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:26,342 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:26,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:26,343 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:26,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:26,343 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:26,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:26,343 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:26,344 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:26,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:26,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:26,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:26,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:26,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:26,345 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:26,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:26,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:26,346 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:26,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:26,346 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc83a32f8f5c6143265231752530a7f576faa355052cdad9509cfbce0d0adeb3 [2021-11-23 15:54:26,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:26,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:26,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:26,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:26,761 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:26,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c [2021-11-23 15:54:26,834 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/2fb354032/653b15d9576a4c4a97b52d365c4e5b7a/FLAG86ab72d9e [2021-11-23 15:54:27,479 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:27,479 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c [2021-11-23 15:54:27,518 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/2fb354032/653b15d9576a4c4a97b52d365c4e5b7a/FLAG86ab72d9e [2021-11-23 15:54:27,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/data/2fb354032/653b15d9576a4c4a97b52d365c4e5b7a [2021-11-23 15:54:27,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:27,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:27,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:27,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:27,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:27,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:27,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@760a7fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27, skipping insertion in model container [2021-11-23 15:54:27,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:27,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:27,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:28,148 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2021-11-23 15:54:28,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:28,393 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:54:28,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:28,447 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2021-11-23 15:54:28,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:28,502 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:28,544 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_8b70b3c1-b8e7-4b96-83b4-493ca847f771/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2021-11-23 15:54:28,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:28,618 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:28,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28 WrapperNode [2021-11-23 15:54:28,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:28,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:28,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:28,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,725 INFO L137 Inliner]: procedures = 132, calls = 209, calls flagged for inlining = 63, calls inlined = 58, statements flattened = 984 [2021-11-23 15:54:28,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:28,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:28,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:28,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:28,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:28,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:28" (1/1) ... [2021-11-23 15:54:28,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:28,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:28,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:28,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:28,909 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 15:54:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 15:54:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:54:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:54:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:54:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:54:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:54:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:54:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:54:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:54:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:54:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:54:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:54:28,911 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:54:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:54:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:54:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:54:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 15:54:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 15:54:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:54:28,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:54:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:54:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:54:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:54:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:54:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:54:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:54:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:54:28,913 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:54:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:54:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:54:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:54:28,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:54:28,914 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:54:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:54:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:54:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:54:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:28,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:29,156 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:29,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:30,130 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:30,207 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 15:54:30,214 INFO L158 Benchmark]: Toolchain (without parser) took 2541.72ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 55.3MB in the beginning and 61.5MB in the end (delta: -6.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,215 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:30,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 947.87ms. Allocated memory is still 73.4MB. Free memory was 55.2MB in the beginning and 38.2MB in the end (delta: 16.9MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.77ms. Allocated memory is still 73.4MB. Free memory was 38.2MB in the beginning and 32.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,219 INFO L158 Benchmark]: Boogie Preprocessor took 97.24ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 32.5MB in the beginning and 80.2MB in the end (delta: -47.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,220 INFO L158 Benchmark]: RCFGBuilder took 1386.61ms. Allocated memory is still 100.7MB. Free memory was 80.2MB in the beginning and 61.5MB in the end (delta: 18.7MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,229 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 73.4MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 947.87ms. Allocated memory is still 73.4MB. Free memory was 55.2MB in the beginning and 38.2MB in the end (delta: 16.9MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.77ms. Allocated memory is still 73.4MB. Free memory was 38.2MB in the beginning and 32.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.24ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 32.5MB in the beginning and 80.2MB in the end (delta: -47.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1386.61ms. Allocated memory is still 100.7MB. Free memory was 80.2MB in the beginning and 61.5MB in the end (delta: 18.7MB). Peak memory consumption was 41.0MB. 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 15:54:30,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b70b3c1-b8e7-4b96-83b4-493ca847f771/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