./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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 bf462270e0c7c70d13b1dd17e19a66c26542ea365ec57459489c94e9a63941a0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:48,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:48,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:48,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:48,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:48,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:48,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:48,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:48,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:48,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:48,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:48,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:48,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:48,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:48,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:48,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:48,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:48,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:48,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:48,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:48,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:48,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:48,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:48,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:48,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:48,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:48,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:48,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:48,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:48,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:48,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:48,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:48,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:48,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:48,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:48,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:48,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:48,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:48,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:48,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:48,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:48,638 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:48,671 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:48,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:48,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:48,672 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:48,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:48,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:48,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:48,673 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:48,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:48,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:48,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:48,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:48,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:48,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:48,675 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:48,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:48,675 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:48,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:48,675 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:48,676 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:48,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:48,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:48,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:48,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:48,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:48,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:48,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:48,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:48,684 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf462270e0c7c70d13b1dd17e19a66c26542ea365ec57459489c94e9a63941a0 [2021-11-23 15:03:48,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:48,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:48,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:48,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:48,998 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:49,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec4_product18.cil.c [2021-11-23 15:03:49,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/46d264523/aec6f681be8c4771abd5342b2067cb3c/FLAG53a102681 [2021-11-23 15:03:49,757 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:49,758 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c [2021-11-23 15:03:49,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/46d264523/aec6f681be8c4771abd5342b2067cb3c/FLAG53a102681 [2021-11-23 15:03:49,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/46d264523/aec6f681be8c4771abd5342b2067cb3c [2021-11-23 15:03:49,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:49,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:49,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:49,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:49,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:49,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352dac31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49, skipping insertion in model container [2021-11-23 15:03:49,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:50,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:50,675 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c[61907,61920] [2021-11-23 15:03:50,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:50,702 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:50,841 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c[61907,61920] [2021-11-23 15:03:50,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:50,882 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:50,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50 WrapperNode [2021-11-23 15:03:50,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:50,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:50,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:50,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:50,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:50,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:50,999 INFO L137 Inliner]: procedures = 127, calls = 199, calls flagged for inlining = 58, calls inlined = 49, statements flattened = 892 [2021-11-23 15:03:51,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:51,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:51,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:51,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:51,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:51,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:51,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:51,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:51,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:50" (1/1) ... [2021-11-23 15:03:51,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:51,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:51,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:51,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:51,225 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 15:03:51,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 15:03:51,226 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:03:51,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:03:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:03:51,227 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:03:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:03:51,227 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:03:51,227 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:03:51,228 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:03:51,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:03:51,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:03:51,228 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:03:51,228 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:03:51,228 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:03:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:03:51,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:03:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:03:51,229 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:03:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:51,229 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:03:51,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:03:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:03:51,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:03:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:03:51,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:03:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:03:51,230 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:03:51,230 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:03:51,231 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:03:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:03:51,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:03:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:03:51,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:03:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:51,231 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:03:51,232 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:03:51,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:51,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:51,471 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:51,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:52,321 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:52,394 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:52,399 INFO L158 Benchmark]: Toolchain (without parser) took 2469.58ms. Allocated memory is still 119.5MB. Free memory was 77.9MB in the beginning and 52.7MB in the end (delta: 25.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:52,401 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:52,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 952.95ms. Allocated memory is still 119.5MB. Free memory was 77.7MB in the beginning and 69.8MB in the end (delta: 7.9MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:52,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.45ms. Allocated memory is still 119.5MB. Free memory was 69.8MB in the beginning and 64.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:52,405 INFO L158 Benchmark]: Boogie Preprocessor took 116.63ms. Allocated memory is still 119.5MB. Free memory was 64.5MB in the beginning and 60.6MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:52,406 INFO L158 Benchmark]: RCFGBuilder took 1278.97ms. Allocated memory is still 119.5MB. Free memory was 60.6MB in the beginning and 52.7MB in the end (delta: 7.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:52,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 952.95ms. Allocated memory is still 119.5MB. Free memory was 77.7MB in the beginning and 69.8MB in the end (delta: 7.9MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.45ms. Allocated memory is still 119.5MB. Free memory was 69.8MB in the beginning and 64.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.63ms. Allocated memory is still 119.5MB. Free memory was 64.5MB in the beginning and 60.6MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1278.97ms. Allocated memory is still 119.5MB. Free memory was 60.6MB in the beginning and 52.7MB in the end (delta: 7.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:52,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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 bf462270e0c7c70d13b1dd17e19a66c26542ea365ec57459489c94e9a63941a0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:55,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:55,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:55,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:55,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:55,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:55,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:55,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:55,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:55,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:55,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:55,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:55,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:55,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:55,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:55,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:55,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:55,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:55,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:55,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:55,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:55,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:55,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:55,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:55,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:55,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:55,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:55,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:55,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:55,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:55,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:55,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:55,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:55,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:55,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:55,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:55,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:55,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:55,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:55,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:55,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:55,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:55,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:55,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:55,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:55,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:55,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:55,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:55,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:55,222 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:55,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:55,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:55,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:55,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:55,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:55,225 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:55,225 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:55,225 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:55,225 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:55,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:55,226 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:55,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:55,227 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:55,227 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:55,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:55,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:55,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:55,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:55,228 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:55,228 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:55,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:55,229 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:55,229 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:55,230 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf462270e0c7c70d13b1dd17e19a66c26542ea365ec57459489c94e9a63941a0 [2021-11-23 15:03:55,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:55,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:55,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:55,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:55,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:55,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec4_product18.cil.c [2021-11-23 15:03:55,760 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/5c20399d4/5503072367704d06b11e0f0ab23dd83d/FLAG85d7ebc8b [2021-11-23 15:03:56,513 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:56,513 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c [2021-11-23 15:03:56,550 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/5c20399d4/5503072367704d06b11e0f0ab23dd83d/FLAG85d7ebc8b [2021-11-23 15:03:56,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/data/5c20399d4/5503072367704d06b11e0f0ab23dd83d [2021-11-23 15:03:56,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:56,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:56,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:56,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:56,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:56,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3d32d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:56, skipping insertion in model container [2021-11-23 15:03:56,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:56,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:57,544 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c[61907,61920] [2021-11-23 15:03:57,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,571 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:57,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:57,739 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c[61907,61920] [2021-11-23 15:03:57,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,750 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:57,830 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_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/sv-benchmarks/c/product-lines/email_spec4_product18.cil.c[61907,61920] [2021-11-23 15:03:57,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,866 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:57,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57 WrapperNode [2021-11-23 15:03:57,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:57,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:57,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,002 INFO L137 Inliner]: procedures = 129, calls = 199, calls flagged for inlining = 58, calls inlined = 49, statements flattened = 851 [2021-11-23 15:03:58,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:58,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:58,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:58,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:58,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:58,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:58,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:58,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:58,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:58,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:58,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:58,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:58,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 15:03:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 15:03:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:03:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:03:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:03:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:03:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:03:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:03:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:03:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:03:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:03:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:03:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:03:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:03:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:03:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:03:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:03:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:03:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:03:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:03:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:03:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:03:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:03:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:03:58,239 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:03:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:03:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:03:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:58,240 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:03:58,240 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:03:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:03:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:03:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:03:58,241 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:03:58,241 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:03:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:03:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:58,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:58,516 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:58,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:59,392 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:59,456 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:59,461 INFO L158 Benchmark]: Toolchain (without parser) took 2782.49ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 58.3MB in the beginning and 62.9MB in the end (delta: -4.6MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:59,461 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:59,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1188.48ms. Allocated memory is still 77.6MB. Free memory was 58.2MB in the beginning and 40.4MB in the end (delta: 17.8MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:59,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.48ms. Allocated memory is still 77.6MB. Free memory was 40.4MB in the beginning and 35.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:59,464 INFO L158 Benchmark]: Boogie Preprocessor took 140.23ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 35.2MB in the beginning and 80.0MB in the end (delta: -44.9MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:59,465 INFO L158 Benchmark]: RCFGBuilder took 1313.86ms. Allocated memory is still 102.8MB. Free memory was 80.0MB in the beginning and 62.9MB in the end (delta: 17.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:59,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1188.48ms. Allocated memory is still 77.6MB. Free memory was 58.2MB in the beginning and 40.4MB in the end (delta: 17.8MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.48ms. Allocated memory is still 77.6MB. Free memory was 40.4MB in the beginning and 35.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.23ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 35.2MB in the beginning and 80.0MB in the end (delta: -44.9MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1313.86ms. Allocated memory is still 102.8MB. Free memory was 80.0MB in the beginning and 62.9MB in the end (delta: 17.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:59,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a5f351a-0f7f-448f-80f5-eb55cc60c2f0/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