./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/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_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/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_a9e1936b-df79-4233-9526-a9e08053dbb0/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 f1a760a25f6e6d96f820367881f3fbbc32febc8ce03434205938078db6a21524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:34,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:34,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:34,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:34,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:34,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:34,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:34,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:34,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:34,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:34,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:34,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:34,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:34,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:34,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:34,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:34,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:34,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:34,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:34,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:34,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:34,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:34,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:34,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:34,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:34,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:34,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:34,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:34,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:34,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:34,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:34,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:34,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:34,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:34,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:34,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:34,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:34,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:34,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:34,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:34,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:34,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:34,921 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:34,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:34,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:34,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:34,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:34,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:34,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:34,925 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:34,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:34,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:34,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:34,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:34,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:34,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:34,928 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:34,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:34,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:34,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:34,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:34,930 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:34,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:34,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:34,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:34,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:34,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:34,932 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:34,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:34,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:34,932 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_a9e1936b-df79-4233-9526-a9e08053dbb0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1a760a25f6e6d96f820367881f3fbbc32febc8ce03434205938078db6a21524 [2021-11-23 15:44:35,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:35,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:35,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:35,214 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:35,217 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:35,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec27_product24.cil.c [2021-11-23 15:44:35,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/0101717d8/87ca2bf6749247f284cd8fe41790596f/FLAG086cb32d3 [2021-11-23 15:44:35,904 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:35,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c [2021-11-23 15:44:35,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/0101717d8/87ca2bf6749247f284cd8fe41790596f/FLAG086cb32d3 [2021-11-23 15:44:36,108 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/0101717d8/87ca2bf6749247f284cd8fe41790596f [2021-11-23 15:44:36,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:36,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:36,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:36,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:36,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:36,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:36" (1/1) ... [2021-11-23 15:44:36,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3640273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:36, skipping insertion in model container [2021-11-23 15:44:36,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:36" (1/1) ... [2021-11-23 15:44:36,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:36,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:36,918 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_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c[62587,62600] [2021-11-23 15:44:36,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:36,942 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:37,067 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_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c[62587,62600] [2021-11-23 15:44:37,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:37,102 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:37,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37 WrapperNode [2021-11-23 15:44:37,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:37,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:37,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:37,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:37,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,206 INFO L137 Inliner]: procedures = 130, calls = 210, calls flagged for inlining = 62, calls inlined = 57, statements flattened = 1001 [2021-11-23 15:44:37,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:37,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:37,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:37,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:37,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:37,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:37,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:37,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:37,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:37" (1/1) ... [2021-11-23 15:44:37,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:37,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:37,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:37,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:37,482 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:44:37,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:44:37,483 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:44:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:44:37,483 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:44:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:44:37,483 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:44:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:44:37,483 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:44:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:44:37,484 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:44:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:44:37,484 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:44:37,484 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:44:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:44:37,484 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 15:44:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 15:44:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:44:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:44:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:44:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:44:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:44:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:44:37,485 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:44:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:44:37,486 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:44:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:44:37,486 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2021-11-23 15:44:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2021-11-23 15:44:37,486 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 15:44:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 15:44:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:44:37,487 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:44:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:44:37,487 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:44:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:44:37,487 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:44:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:44:37,488 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:44:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:37,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:37,698 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:37,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:38,611 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:38,661 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 15:44:38,666 INFO L158 Benchmark]: Toolchain (without parser) took 2552.99ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 46.6MB in the beginning and 66.2MB in the end (delta: -19.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,667 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:38,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.76ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 46.4MB in the beginning and 55.7MB in the end (delta: -9.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.26ms. Allocated memory is still 107.0MB. Free memory was 55.7MB in the beginning and 49.8MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,669 INFO L158 Benchmark]: Boogie Preprocessor took 118.38ms. Allocated memory is still 107.0MB. Free memory was 49.8MB in the beginning and 45.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,670 INFO L158 Benchmark]: RCFGBuilder took 1338.12ms. Allocated memory is still 107.0MB. Free memory was 45.6MB in the beginning and 66.2MB in the end (delta: -20.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-11-23 15:44:38,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.76ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 46.4MB in the beginning and 55.7MB in the end (delta: -9.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.26ms. Allocated memory is still 107.0MB. Free memory was 55.7MB in the beginning and 49.8MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.38ms. Allocated memory is still 107.0MB. Free memory was 49.8MB in the beginning and 45.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1338.12ms. Allocated memory is still 107.0MB. Free memory was 45.6MB in the beginning and 66.2MB in the end (delta: -20.6MB). Peak memory consumption was 16.6MB. 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 15:44:38,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/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_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/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_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/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_a9e1936b-df79-4233-9526-a9e08053dbb0/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 f1a760a25f6e6d96f820367881f3fbbc32febc8ce03434205938078db6a21524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:41,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:41,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:41,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:41,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:41,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:41,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:41,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:41,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:41,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:41,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:41,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:41,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:41,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:41,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:41,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:41,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:41,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:41,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:41,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:41,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:41,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:41,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:41,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:41,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:41,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:41,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:41,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:41,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:41,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:41,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:41,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:41,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:41,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:41,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:41,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:41,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:41,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:41,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:41,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:41,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:41,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:41,310 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:41,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:41,311 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:41,311 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:41,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:41,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:41,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:41,313 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:41,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:41,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:41,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:41,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:41,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:41,314 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:41,314 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:41,315 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:41,315 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:41,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:41,315 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:41,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:41,316 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:41,316 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:41,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:41,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:41,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:41,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:41,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:41,317 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:41,318 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:41,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:41,318 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:41,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:41,319 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_a9e1936b-df79-4233-9526-a9e08053dbb0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1a760a25f6e6d96f820367881f3fbbc32febc8ce03434205938078db6a21524 [2021-11-23 15:44:41,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:41,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:41,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:41,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:41,750 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:41,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/product-lines/email_spec27_product24.cil.c [2021-11-23 15:44:41,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/e36116cbc/0463501a49a54972823c98108b01e0f0/FLAGbe26d32ae [2021-11-23 15:44:42,659 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:42,659 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c [2021-11-23 15:44:42,690 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/e36116cbc/0463501a49a54972823c98108b01e0f0/FLAGbe26d32ae [2021-11-23 15:44:42,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/data/e36116cbc/0463501a49a54972823c98108b01e0f0 [2021-11-23 15:44:42,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:42,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:42,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:42,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:42,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:42,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@414ed2f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42, skipping insertion in model container [2021-11-23 15:44:42,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:42,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:43,429 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_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c[62587,62600] [2021-11-23 15:44:43,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:43,465 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:44:43,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:43,572 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_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c[62587,62600] [2021-11-23 15:44:43,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:43,579 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:43,662 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_a9e1936b-df79-4233-9526-a9e08053dbb0/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c[62587,62600] [2021-11-23 15:44:43,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:43,710 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:43,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43 WrapperNode [2021-11-23 15:44:43,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:43,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:43,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:43,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:43,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,819 INFO L137 Inliner]: procedures = 132, calls = 210, calls flagged for inlining = 62, calls inlined = 57, statements flattened = 950 [2021-11-23 15:44:43,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:43,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:43,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:43,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:43,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:43,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:43,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:43,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:43,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:43" (1/1) ... [2021-11-23 15:44:43,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:43,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:43,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:43,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 15:44:44,004 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 15:44:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 15:44:44,004 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 15:44:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 15:44:44,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 15:44:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 15:44:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 15:44:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 15:44:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 15:44:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 15:44:44,007 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 15:44:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 15:44:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 15:44:44,008 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 15:44:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 15:44:44,008 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 15:44:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 15:44:44,009 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 15:44:44,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:44,009 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 15:44:44,009 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 15:44:44,009 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 15:44:44,009 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 15:44:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 15:44:44,010 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 15:44:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 15:44:44,010 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 15:44:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2021-11-23 15:44:44,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2021-11-23 15:44:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 15:44:44,012 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 15:44:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 15:44:44,012 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 15:44:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 15:44:44,012 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 15:44:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 15:44:44,012 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 15:44:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 15:44:44,013 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 15:44:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:44,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:44,321 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:44,324 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:45,362 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:45,438 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 15:44:45,449 INFO L158 Benchmark]: Toolchain (without parser) took 2736.29ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 46.1MB in the beginning and 55.6MB in the end (delta: -9.6MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:45,450 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:45,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1001.58ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 47.7MB in the end (delta: -1.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-23 15:44:45,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.47ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 41.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:44:45,452 INFO L158 Benchmark]: Boogie Preprocessor took 72.20ms. Allocated memory is still 71.3MB. Free memory was 41.8MB in the beginning and 37.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:45,454 INFO L158 Benchmark]: RCFGBuilder took 1549.20ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 37.7MB in the beginning and 56.2MB in the end (delta: -18.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:45,463 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 54.5MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1001.58ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 47.7MB in the end (delta: -1.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.47ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 41.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.20ms. Allocated memory is still 71.3MB. Free memory was 41.8MB in the beginning and 37.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1549.20ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 37.7MB in the beginning and 56.2MB in the end (delta: -18.5MB). Peak memory consumption was 26.4MB. 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 15:44:45,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9e1936b-df79-4233-9526-a9e08053dbb0/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