./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_product32.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_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b54f48e5606af61de5b12570bc2e15a173e4036917e2e3bdec28cef1386724b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:51,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:51,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:51,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:51,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:51,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:51,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:51,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:51,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:51,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:51,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:51,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:51,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:51,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:51,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:51,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:51,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:51,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:51,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:51,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:51,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:51,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:51,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:51,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:51,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:51,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:51,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:51,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:51,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:51,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:51,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:51,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:51,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:51,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:51,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:51,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:51,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:51,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:51,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:51,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:51,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:51,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:00:51,419 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:51,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:51,420 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:51,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:51,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:51,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:51,422 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:51,423 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:51,423 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:51,423 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:00:51,425 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:51,425 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:51,425 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:00:51,425 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:00:51,426 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:51,426 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:00:51,426 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:00:51,427 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:00:51,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:51,428 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:00:51,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:00:51,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:00:51,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:51,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:51,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:51,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:51,432 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:00:51,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:51,432 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:51,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:51,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:51,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:51,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:51,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:51,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:51,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:51,435 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:00:51,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:00:51,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:51,435 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:51,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:51,436 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b54f48e5606af61de5b12570bc2e15a173e4036917e2e3bdec28cef1386724b [2021-11-23 17:00:51,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:51,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:51,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:51,789 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:51,790 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:51,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/product-lines/email_spec27_product32.cil.c [2021-11-23 17:00:51,873 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/64d166a0c/df23a9410c1846dca83d2ece75fdc51c/FLAGd3ef4887b [2021-11-23 17:00:52,661 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:00:52,662 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c [2021-11-23 17:00:52,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/64d166a0c/df23a9410c1846dca83d2ece75fdc51c/FLAGd3ef4887b [2021-11-23 17:00:52,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/64d166a0c/df23a9410c1846dca83d2ece75fdc51c [2021-11-23 17:00:52,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:00:52,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:00:52,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:52,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:00:52,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:00:52,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:52" (1/1) ... [2021-11-23 17:00:52,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8f27f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:52, skipping insertion in model container [2021-11-23 17:00:52,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:52" (1/1) ... [2021-11-23 17:00:52,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:00:52,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:53,378 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_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2021-11-23 17:00:53,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:53,760 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:00:53,812 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_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2021-11-23 17:00:53,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:53,929 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:00:53,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53 WrapperNode [2021-11-23 17:00:53,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:53,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:53,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:00:53,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:00:53,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:53,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,096 INFO L137 Inliner]: procedures = 134, calls = 238, calls flagged for inlining = 60, calls inlined = 53, statements flattened = 994 [2021-11-23 17:00:54,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:54,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:00:54,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:00:54,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:00:54,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:00:54,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:00:54,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:00:54,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:00:54,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:53" (1/1) ... [2021-11-23 17:00:54,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:54,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:00:54,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:00:54,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:00:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 17:00:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 17:00:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 17:00:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 17:00:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 17:00:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 17:00:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 17:00:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 17:00:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 17:00:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 17:00:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 17:00:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 17:00:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:00:54,402 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:00:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 17:00:54,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 17:00:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 17:00:54,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 17:00:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 17:00:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 17:00:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 17:00:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 17:00:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 17:00:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 17:00:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 17:00:54,404 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 17:00:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 17:00:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 17:00:54,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 17:00:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 17:00:54,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 17:00:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:00:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 17:00:54,405 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 17:00:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 17:00:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 17:00:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 17:00:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 17:00:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 17:00:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 17:00:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 17:00:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 17:00:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 17:00:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 17:00:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2021-11-23 17:00:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2021-11-23 17:00:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 17:00:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 17:00:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 17:00:54,412 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 17:00:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 17:00:54,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 17:00:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 17:00:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 17:00:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 17:00:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 17:00:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:00:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 17:00:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 17:00:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 17:00:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 17:00:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:00:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:00:54,798 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:00:54,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:00:55,901 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:00:55,966 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 17:00:55,972 INFO L158 Benchmark]: Toolchain (without parser) took 3180.09ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 64.5MB in the beginning and 93.2MB in the end (delta: -28.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2021-11-23 17:00:55,972 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:00:55,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1137.53ms. Allocated memory is still 109.1MB. Free memory was 64.2MB in the beginning and 54.7MB in the end (delta: 9.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-23 17:00:55,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.00ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 54.7MB in the beginning and 116.0MB in the end (delta: -61.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 17:00:55,976 INFO L158 Benchmark]: Boogie Preprocessor took 169.55ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 111.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 17:00:55,976 INFO L158 Benchmark]: RCFGBuilder took 1701.54ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 93.2MB in the end (delta: 17.4MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-11-23 17:00:55,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1137.53ms. Allocated memory is still 109.1MB. Free memory was 64.2MB in the beginning and 54.7MB in the end (delta: 9.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.00ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 54.7MB in the beginning and 116.0MB in the end (delta: -61.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.55ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 111.2MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1701.54ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 93.2MB in the end (delta: 17.4MB). Peak memory consumption was 49.2MB. 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 17:00:56,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b54f48e5606af61de5b12570bc2e15a173e4036917e2e3bdec28cef1386724b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:59,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:59,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:59,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:59,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:59,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:59,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:59,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:59,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:59,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:59,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:59,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:59,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:59,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:59,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:59,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:59,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:59,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:59,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:59,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:59,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:59,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:59,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:59,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:59,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:59,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:59,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:59,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:59,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:59,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:59,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:59,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:59,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:59,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:59,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:59,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:59,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:59,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:59,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:59,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:59,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:59,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:00:59,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:59,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:59,263 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:59,263 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:59,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:59,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:59,264 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:59,265 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:59,265 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:59,265 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:59,266 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:59,267 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:59,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:59,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:00:59,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:00:59,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:59,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:59,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:59,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:59,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:00:59,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:00:59,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:00:59,271 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:00:59,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:59,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:59,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:59,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:59,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:00:59,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:59,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:59,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:59,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:59,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:59,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:00:59,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:00:59,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:59,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:59,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:59,275 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_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b54f48e5606af61de5b12570bc2e15a173e4036917e2e3bdec28cef1386724b [2021-11-23 17:00:59,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:59,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:59,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:59,810 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:59,811 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:59,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/product-lines/email_spec27_product32.cil.c [2021-11-23 17:00:59,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/c7ff6256f/5f81afc7d3b84578ac16c8d87d09d8d0/FLAGd71001d75 [2021-11-23 17:01:00,758 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:01:00,759 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c [2021-11-23 17:01:00,785 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/c7ff6256f/5f81afc7d3b84578ac16c8d87d09d8d0/FLAGd71001d75 [2021-11-23 17:01:00,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/data/c7ff6256f/5f81afc7d3b84578ac16c8d87d09d8d0 [2021-11-23 17:01:00,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:01:00,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:01:00,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:00,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:01:00,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:01:00,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:00" (1/1) ... [2021-11-23 17:01:00,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbc74e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:00, skipping insertion in model container [2021-11-23 17:01:00,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:00" (1/1) ... [2021-11-23 17:01:00,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:01:01,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:01:01,578 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_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2021-11-23 17:01:02,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:01:02,051 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:01:02,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:01:02,171 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_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2021-11-23 17:01:02,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:01:02,249 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:01:02,291 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_ee3fe164-0f79-4766-a454-05da754f39e8/sv-benchmarks/c/product-lines/email_spec27_product32.cil.c[27975,27988] [2021-11-23 17:01:02,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:01:02,433 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:01:02,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02 WrapperNode [2021-11-23 17:01:02,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:02,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:01:02,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:01:02,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:01:02,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,621 INFO L137 Inliner]: procedures = 136, calls = 238, calls flagged for inlining = 60, calls inlined = 53, statements flattened = 938 [2021-11-23 17:01:02,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:01:02,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:01:02,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:01:02,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:01:02,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:01:02,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:01:02,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:01:02,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:01:02,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (1/1) ... [2021-11-23 17:01:02,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:01:02,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:01:02,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:01:02,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:01:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 17:01:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 17:01:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 17:01:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 17:01:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 17:01:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 17:01:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 17:01:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 17:01:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 17:01:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 17:01:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 17:01:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 17:01:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:01:02,871 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:01:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 17:01:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 17:01:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 17:01:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 17:01:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 17:01:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 17:01:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 17:01:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 17:01:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 17:01:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 17:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 17:01:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 17:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 17:01:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 17:01:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 17:01:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 17:01:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 17:01:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:01:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 17:01:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 17:01:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 17:01:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 17:01:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 17:01:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 17:01:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 17:01:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 17:01:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 17:01:02,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 17:01:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 17:01:02,879 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 17:01:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2021-11-23 17:01:02,879 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2021-11-23 17:01:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:01:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 17:01:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 17:01:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 17:01:02,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 17:01:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 17:01:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 17:01:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 17:01:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 17:01:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 17:01:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 17:01:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 17:01:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 17:01:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 17:01:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 17:01:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:01:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:01:03,241 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:01:03,259 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:01:04,670 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:01:04,696 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:01:04,697 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 17:01:04,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:01:04 BoogieIcfgContainer [2021-11-23 17:01:04,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:01:04,705 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:01:04,705 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:01:04,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:01:04,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:01:00" (1/3) ... [2021-11-23 17:01:04,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0f49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:01:04, skipping insertion in model container [2021-11-23 17:01:04,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:02" (2/3) ... [2021-11-23 17:01:04,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d0f49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:01:04, skipping insertion in model container [2021-11-23 17:01:04,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:01:04" (3/3) ... [2021-11-23 17:01:04,717 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec27_product32.cil.c [2021-11-23 17:01:04,724 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:01:04,725 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:01:04,808 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:01:04,820 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 17:01:04,820 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:01:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 432 states, 335 states have (on average 1.5492537313432835) internal successors, (519), 340 states have internal predecessors, (519), 66 states have call successors, (66), 29 states have call predecessors, (66), 29 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2021-11-23 17:01:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 17:01:04,929 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:01:04,930 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:01:04,931 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:01:04,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:01:04,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1947516226, now seen corresponding path program 1 times [2021-11-23 17:01:04,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:01:04,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1685133258] [2021-11-23 17:01:04,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:01:04,962 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:01:04,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:01:04,967 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:01:04,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:01:05,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-23 17:01:05,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:01:05,337 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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 17:01:05,342 INFO L158 Benchmark]: Toolchain (without parser) took 4464.57ms. Allocated memory was 52.4MB in the beginning and 107.0MB in the end (delta: 54.5MB). Free memory was 26.9MB in the beginning and 75.4MB in the end (delta: -48.5MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2021-11-23 17:01:05,343 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:01:05,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1554.54ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 26.7MB in the beginning and 39.5MB in the end (delta: -12.8MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 17:01:05,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 186.52ms. Allocated memory is still 81.8MB. Free memory was 39.5MB in the beginning and 33.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:01:05,347 INFO L158 Benchmark]: Boogie Preprocessor took 104.67ms. Allocated memory is still 81.8MB. Free memory was 33.7MB in the beginning and 59.2MB in the end (delta: -25.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 17:01:05,348 INFO L158 Benchmark]: RCFGBuilder took 1958.83ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 35.8MB in the end (delta: 23.4MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 17:01:05,349 INFO L158 Benchmark]: TraceAbstraction took 635.17ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 34.9MB in the beginning and 75.4MB in the end (delta: -40.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 17:01:05,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1554.54ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 26.7MB in the beginning and 39.5MB in the end (delta: -12.8MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 186.52ms. Allocated memory is still 81.8MB. Free memory was 39.5MB in the beginning and 33.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.67ms. Allocated memory is still 81.8MB. Free memory was 33.7MB in the beginning and 59.2MB in the end (delta: -25.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1958.83ms. Allocated memory is still 81.8MB. Free memory was 59.2MB in the beginning and 35.8MB in the end (delta: 23.4MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * TraceAbstraction took 635.17ms. Allocated memory was 81.8MB in the beginning and 107.0MB in the end (delta: 25.2MB). Free memory was 34.9MB in the beginning and 75.4MB in the end (delta: -40.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:01:05,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee3fe164-0f79-4766-a454-05da754f39e8/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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