./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_product18.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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:25,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:25,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:25,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:25,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:25,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:25,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:25,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:25,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:25,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:25,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:25,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:25,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:25,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:25,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:25,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:25,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:25,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:25,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:25,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:25,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:25,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:25,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:25,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:25,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:25,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:25,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:25,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:25,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:25,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:25,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:25,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:25,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:25,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:25,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:25,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:25,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:25,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:25,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:25,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:25,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:25,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:25,776 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:25,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:25,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:25,778 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:25,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:25,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:25,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:25,779 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:25,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:25,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:25,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:25,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:25,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:25,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:25,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:25,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:25,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:25,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:25,783 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:25,783 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:25,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:25,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:25,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:25,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:25,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:25,784 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:25,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:25,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:25,785 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2021-11-23 15:52:26,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:26,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:26,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:26,154 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:26,155 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:26,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 15:52:26,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/be0be9865/c49e78c4d98743258a831c9804f268b6/FLAG010acd62f [2021-11-23 15:52:26,973 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:26,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 15:52:27,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/be0be9865/c49e78c4d98743258a831c9804f268b6/FLAG010acd62f [2021-11-23 15:52:27,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/be0be9865/c49e78c4d98743258a831c9804f268b6 [2021-11-23 15:52:27,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:27,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:27,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:27,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:27,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:27,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:27,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec048a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:27, skipping insertion in model container [2021-11-23 15:52:27,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:27" (1/1) ... [2021-11-23 15:52:27,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:27,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:27,806 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 15:52:27,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:28,006 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:28,118 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 15:52:28,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:28,210 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:28,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28 WrapperNode [2021-11-23 15:52:28,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:28,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:28,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:28,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:28,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,378 INFO L137 Inliner]: procedures = 128, calls = 208, calls flagged for inlining = 57, calls inlined = 48, statements flattened = 880 [2021-11-23 15:52:28,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:28,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:28,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:28,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:28,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:28,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:28,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:28,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:28,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:28" (1/1) ... [2021-11-23 15:52:28,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:28,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:28,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:28,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:52:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:52:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:52:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:52:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:52:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:52:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:52:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:52:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:52:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:52:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:52:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:52:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:52:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:52:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:52:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:52:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:52:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:52:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:52:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 15:52:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 15:52:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:52:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:52:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:52:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:52:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:52:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:52:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:52:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:52:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 15:52:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 15:52:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:52:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:52:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:52:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:52:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:52:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:52:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:52:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:52:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:28,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:28,960 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:29,675 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:29,722 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 15:52:29,727 INFO L158 Benchmark]: Toolchain (without parser) took 2559.41ms. Allocated memory is still 138.4MB. Free memory was 104.2MB in the beginning and 91.2MB in the end (delta: 13.1MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:29,728 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 94.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:29,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1038.40ms. Allocated memory is still 138.4MB. Free memory was 104.1MB in the beginning and 88.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:29,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.66ms. Allocated memory is still 138.4MB. Free memory was 87.4MB in the beginning and 82.5MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:29,732 INFO L158 Benchmark]: Boogie Preprocessor took 99.10ms. Allocated memory is still 138.4MB. Free memory was 82.5MB in the beginning and 78.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:29,732 INFO L158 Benchmark]: RCFGBuilder took 1246.02ms. Allocated memory is still 138.4MB. Free memory was 78.3MB in the beginning and 91.2MB in the end (delta: -12.9MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:29,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 94.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1038.40ms. Allocated memory is still 138.4MB. Free memory was 104.1MB in the beginning and 88.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 165.66ms. Allocated memory is still 138.4MB. Free memory was 87.4MB in the beginning and 82.5MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.10ms. Allocated memory is still 138.4MB. Free memory was 82.5MB in the beginning and 78.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1246.02ms. Allocated memory is still 138.4MB. Free memory was 78.3MB in the beginning and 91.2MB in the end (delta: -12.9MB). Peak memory consumption was 40.3MB. 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 15:52:29,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:32,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:32,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:32,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:32,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:32,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:32,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:32,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:32,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:32,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:32,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:32,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:32,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:32,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:32,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:32,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:32,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:32,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:32,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:32,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:32,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:32,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:32,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:32,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:32,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:32,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:32,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:32,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:32,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:32,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:32,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:32,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:32,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:32,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:32,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:32,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:32,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:32,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:32,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:32,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:32,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:32,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:32,596 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:32,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:32,597 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:32,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:32,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:32,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:32,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:32,600 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:32,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:32,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:32,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:32,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:32,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:32,602 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:32,603 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:32,603 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:32,603 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:32,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:32,603 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:32,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:32,604 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:32,604 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:32,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:32,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:32,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:32,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:32,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:32,606 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:32,606 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:32,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:32,606 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:32,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:32,607 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2021-11-23 15:52:32,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:33,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:33,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:33,011 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:33,012 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:33,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 15:52:33,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/3ac6911f6/53cff6638d474461a1601dc0377e2d6b/FLAGa3e80c831 [2021-11-23 15:52:33,768 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:33,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 15:52:33,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/3ac6911f6/53cff6638d474461a1601dc0377e2d6b/FLAGa3e80c831 [2021-11-23 15:52:33,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/data/3ac6911f6/53cff6638d474461a1601dc0377e2d6b [2021-11-23 15:52:33,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:33,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:33,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:33,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:33,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:33,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:33,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93d02ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:33, skipping insertion in model container [2021-11-23 15:52:33,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:33" (1/1) ... [2021-11-23 15:52:34,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:34,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:34,563 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 15:52:34,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:34,704 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:52:34,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:34,827 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 15:52:34,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:34,872 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:34,973 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_1027f9c2-60e8-4d2e-8b91-1ca00166879d/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 15:52:34,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:35,028 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:35,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35 WrapperNode [2021-11-23 15:52:35,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:35,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:35,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:35,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:35,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,203 INFO L137 Inliner]: procedures = 130, calls = 208, calls flagged for inlining = 57, calls inlined = 48, statements flattened = 835 [2021-11-23 15:52:35,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:35,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:35,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:35,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:35,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:35,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:35,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:35,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:35,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:35" (1/1) ... [2021-11-23 15:52:35,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:35,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:35,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:35,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:35,410 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:52:35,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:52:35,411 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:52:35,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:52:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:52:35,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:52:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:52:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:52:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:52:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:52:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:52:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:52:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:52:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:52:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:52:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:52:35,415 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:52:35,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:35,416 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:52:35,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:52:35,416 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 15:52:35,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 15:52:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:52:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:52:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 15:52:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 15:52:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:52:35,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:52:35,418 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:52:35,418 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:52:35,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:35,418 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 15:52:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 15:52:35,419 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:52:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:52:35,419 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:52:35,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:52:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:52:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:52:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:52:35,420 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:52:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:35,723 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:35,739 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:36,538 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:36,589 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 15:52:36,594 INFO L158 Benchmark]: Toolchain (without parser) took 2606.71ms. Allocated memory was 60.8MB in the beginning and 117.4MB in the end (delta: 56.6MB). Free memory was 38.1MB in the beginning and 86.7MB in the end (delta: -48.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,595 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:36,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.25ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.9MB in the beginning and 47.0MB in the end (delta: -9.1MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.71ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 62.7MB in the end (delta: -15.8MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,598 INFO L158 Benchmark]: Boogie Preprocessor took 114.66ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 58.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,599 INFO L158 Benchmark]: RCFGBuilder took 1271.80ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 58.6MB in the beginning and 86.7MB in the end (delta: -28.2MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.25ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 37.9MB in the beginning and 47.0MB in the end (delta: -9.1MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.71ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 62.7MB in the end (delta: -15.8MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.66ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 58.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1271.80ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 58.6MB in the beginning and 86.7MB in the end (delta: -28.2MB). Peak memory consumption was 25.6MB. 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 15:52:36,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1027f9c2-60e8-4d2e-8b91-1ca00166879d/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