./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec7_product35.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_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/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_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec7_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/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_1fc67955-81d3-493b-a2dd-a481779fb50e/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 e6954a366a92a56976ad3f15dd01067d582436273e28a74386bd548c596ad28b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:30:42,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:30:42,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:30:42,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:30:42,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:30:42,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:30:42,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:30:42,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:30:42,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:30:42,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:30:42,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:30:42,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:30:42,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:30:42,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:30:42,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:30:42,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:30:42,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:30:42,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:30:42,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:30:42,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:30:42,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:30:42,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:30:42,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:30:42,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:30:42,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:30:42,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:30:42,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:30:42,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:30:42,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:30:42,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:30:42,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:30:42,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:30:42,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:30:42,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:30:42,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:30:42,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:30:42,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:30:42,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:30:42,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:30:42,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:30:42,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:30:42,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:30:42,765 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:30:42,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:30:42,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:30:42,767 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:30:42,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:30:42,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:30:42,774 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:30:42,774 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:30:42,775 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:30:42,775 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:30:42,776 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:30:42,776 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:30:42,776 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:30:42,776 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:30:42,777 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:30:42,777 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:30:42,777 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:30:42,777 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:30:42,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:30:42,779 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:30:42,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:30:42,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:30:42,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:30:42,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:30:42,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:30:42,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:30:42,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:30:42,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:30:42,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:30:42,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:30:42,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:30:42,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:30:42,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:42,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:30:42,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:30:42,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:30:42,782 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:30:42,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:30:42,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:30:42,783 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:30:42,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:30:42,783 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_1fc67955-81d3-493b-a2dd-a481779fb50e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6954a366a92a56976ad3f15dd01067d582436273e28a74386bd548c596ad28b [2021-11-23 17:30:43,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:30:43,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:30:43,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:30:43,138 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:30:43,140 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:30:43,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/product-lines/email_spec7_product35.cil.c [2021-11-23 17:30:43,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/3e3f44168/37073fd5b797485d862f170958787465/FLAG724ad4233 [2021-11-23 17:30:43,883 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:30:43,883 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c [2021-11-23 17:30:43,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/3e3f44168/37073fd5b797485d862f170958787465/FLAG724ad4233 [2021-11-23 17:30:44,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/3e3f44168/37073fd5b797485d862f170958787465 [2021-11-23 17:30:44,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:30:44,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:30:44,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:44,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:30:44,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:30:44,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:44" (1/1) ... [2021-11-23 17:30:44,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e01a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:44, skipping insertion in model container [2021-11-23 17:30:44,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:44" (1/1) ... [2021-11-23 17:30:44,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:30:44,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:30:44,826 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_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c[48298,48311] [2021-11-23 17:30:44,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:44,958 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:30:45,093 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_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c[48298,48311] [2021-11-23 17:30:45,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:45,170 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:30:45,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45 WrapperNode [2021-11-23 17:30:45,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:45,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:30:45,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:30:45,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:30:45,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,298 INFO L137 Inliner]: procedures = 137, calls = 244, calls flagged for inlining = 66, calls inlined = 63, statements flattened = 1135 [2021-11-23 17:30:45,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:30:45,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:30:45,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:30:45,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:30:45,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:30:45,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:30:45,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:30:45,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:30:45,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:45" (1/1) ... [2021-11-23 17:30:45,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:45,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:30:45,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:30:45,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:30:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 17:30:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 17:30:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 17:30:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 17:30:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 17:30:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 17:30:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 17:30:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 17:30:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 17:30:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 17:30:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 17:30:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 17:30:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:30:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:30:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 17:30:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 17:30:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 17:30:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 17:30:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 17:30:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 17:30:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 17:30:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 17:30:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 17:30:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 17:30:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 17:30:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 17:30:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 17:30:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 17:30:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 17:30:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 17:30:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 17:30:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 17:30:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 17:30:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:30:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 17:30:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 17:30:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 17:30:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 17:30:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 17:30:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 17:30:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 17:30:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 17:30:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 17:30:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 17:30:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 17:30:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 17:30:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 17:30:45,500 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 17:30:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 17:30:45,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 17:30:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 17:30:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 17:30:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 17:30:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 17:30:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 17:30:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 17:30:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:30:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 17:30:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 17:30:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 17:30:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 17:30:45,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:30:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:30:45,770 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:30:45,772 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:30:46,877 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:30:46,967 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 17:30:46,974 INFO L158 Benchmark]: Toolchain (without parser) took 2899.93ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.9MB in the beginning and 67.8MB in the end (delta: -7.9MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2021-11-23 17:30:46,976 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:30:46,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.76ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.7MB in the beginning and 60.6MB in the end (delta: -925.7kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:30:46,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.00ms. Allocated memory is still 113.2MB. Free memory was 60.6MB in the beginning and 54.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:30:46,980 INFO L158 Benchmark]: Boogie Preprocessor took 98.89ms. Allocated memory is still 113.2MB. Free memory was 54.3MB in the beginning and 49.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:30:46,982 INFO L158 Benchmark]: RCFGBuilder took 1572.06ms. Allocated memory is still 113.2MB. Free memory was 49.0MB in the beginning and 67.8MB in the end (delta: -18.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 17:30:46,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.76ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.7MB in the beginning and 60.6MB in the end (delta: -925.7kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.00ms. Allocated memory is still 113.2MB. Free memory was 60.6MB in the beginning and 54.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.89ms. Allocated memory is still 113.2MB. Free memory was 54.3MB in the beginning and 49.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1572.06ms. Allocated memory is still 113.2MB. Free memory was 49.0MB in the beginning and 67.8MB in the end (delta: -18.8MB). Peak memory consumption was 21.5MB. 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 17:30:47,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/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_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/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_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec7_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/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_1fc67955-81d3-493b-a2dd-a481779fb50e/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 e6954a366a92a56976ad3f15dd01067d582436273e28a74386bd548c596ad28b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:30:49,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:30:49,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:30:49,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:30:49,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:30:49,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:30:49,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:30:49,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:30:49,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:30:49,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:30:49,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:30:49,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:30:49,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:30:49,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:30:49,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:30:49,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:30:49,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:30:49,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:30:49,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:30:49,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:30:49,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:30:49,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:30:49,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:30:49,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:30:49,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:30:49,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:30:49,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:30:49,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:30:49,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:30:49,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:30:49,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:30:49,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:30:49,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:30:49,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:30:49,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:30:49,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:30:49,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:30:49,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:30:49,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:30:49,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:30:49,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:30:49,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:30:49,776 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:30:49,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:30:49,777 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:30:49,777 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:30:49,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:30:49,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:30:49,779 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:30:49,779 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:30:49,779 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:30:49,779 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:30:49,781 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:30:49,781 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:30:49,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:30:49,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:30:49,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:30:49,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:30:49,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:30:49,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:30:49,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:30:49,784 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:30:49,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:30:49,784 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:30:49,785 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:30:49,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:30:49,785 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:30:49,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:30:49,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:30:49,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:30:49,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:30:49,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:49,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:30:49,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:30:49,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:30:49,787 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:30:49,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:30:49,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:30:49,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:30:49,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:30:49,788 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_1fc67955-81d3-493b-a2dd-a481779fb50e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6954a366a92a56976ad3f15dd01067d582436273e28a74386bd548c596ad28b [2021-11-23 17:30:50,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:30:50,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:30:50,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:30:50,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:30:50,223 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:30:50,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/product-lines/email_spec7_product35.cil.c [2021-11-23 17:30:50,308 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/99eac2e83/1a0d83ef68e24da0a631d5ec57463125/FLAG57d54a30b [2021-11-23 17:30:51,124 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:30:51,124 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c [2021-11-23 17:30:51,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/99eac2e83/1a0d83ef68e24da0a631d5ec57463125/FLAG57d54a30b [2021-11-23 17:30:51,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/data/99eac2e83/1a0d83ef68e24da0a631d5ec57463125 [2021-11-23 17:30:51,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:30:51,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:30:51,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:51,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:30:51,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:30:51,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:51" (1/1) ... [2021-11-23 17:30:51,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54260990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:51, skipping insertion in model container [2021-11-23 17:30:51,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:30:51" (1/1) ... [2021-11-23 17:30:51,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:30:51,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:30:51,926 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_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c[48298,48311] [2021-11-23 17:30:52,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:52,033 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:30:52,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:30:52,165 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_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c[48298,48311] [2021-11-23 17:30:52,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:52,196 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:30:52,261 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_1fc67955-81d3-493b-a2dd-a481779fb50e/sv-benchmarks/c/product-lines/email_spec7_product35.cil.c[48298,48311] [2021-11-23 17:30:52,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:30:52,321 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:30:52,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52 WrapperNode [2021-11-23 17:30:52,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:30:52,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:30:52,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:30:52,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:30:52,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,451 INFO L137 Inliner]: procedures = 139, calls = 244, calls flagged for inlining = 66, calls inlined = 63, statements flattened = 1071 [2021-11-23 17:30:52,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:30:52,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:30:52,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:30:52,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:30:52,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:30:52,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:30:52,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:30:52,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:30:52,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (1/1) ... [2021-11-23 17:30:52,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:30:52,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:30:52,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:30:52,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:30:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 17:30:52,668 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 17:30:52,668 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 17:30:52,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 17:30:52,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 17:30:52,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 17:30:52,669 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 17:30:52,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 17:30:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 17:30:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 17:30:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 17:30:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 17:30:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:30:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:30:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 17:30:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 17:30:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 17:30:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 17:30:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 17:30:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 17:30:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 17:30:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 17:30:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 17:30:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 17:30:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 17:30:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 17:30:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 17:30:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 17:30:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 17:30:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 17:30:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 17:30:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 17:30:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 17:30:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:30:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 17:30:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 17:30:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 17:30:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 17:30:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 17:30:52,676 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 17:30:52,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 17:30:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 17:30:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 17:30:52,677 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 17:30:52,677 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 17:30:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 17:30:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:30:52,678 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 17:30:52,678 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 17:30:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 17:30:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 17:30:52,683 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 17:30:52,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 17:30:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 17:30:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 17:30:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 17:30:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 17:30:52,684 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 17:30:52,684 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 17:30:52,685 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 17:30:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 17:30:52,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:30:52,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:30:53,047 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:30:53,049 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:30:54,269 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:30:54,292 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:30:54,293 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 17:30:54,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:30:54 BoogieIcfgContainer [2021-11-23 17:30:54,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:30:54,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:30:54,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:30:54,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:30:54,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:30:51" (1/3) ... [2021-11-23 17:30:54,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cdacdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:30:54, skipping insertion in model container [2021-11-23 17:30:54,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:30:52" (2/3) ... [2021-11-23 17:30:54,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cdacdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:30:54, skipping insertion in model container [2021-11-23 17:30:54,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:30:54" (3/3) ... [2021-11-23 17:30:54,305 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec7_product35.cil.c [2021-11-23 17:30:54,311 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:30:54,311 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:30:54,371 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:30:54,379 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 17:30:54,379 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:30:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand has 463 states, 358 states have (on average 1.5363128491620113) internal successors, (550), 363 states have internal predecessors, (550), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2021-11-23 17:30:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 17:30:54,438 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:30:54,439 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2021-11-23 17:30:54,440 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:30:54,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:30:54,445 INFO L85 PathProgramCache]: Analyzing trace with hash -2001656756, now seen corresponding path program 1 times [2021-11-23 17:30:54,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:30:54,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [566170983] [2021-11-23 17:30:54,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:30:54,463 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:30:54,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:30:54,467 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:30:54,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:30:54,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:30:54,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:30:54,798 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 17:30:54,802 INFO L158 Benchmark]: Toolchain (without parser) took 3549.80ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 40.5MB in the beginning and 56.6MB in the end (delta: -16.1MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2021-11-23 17:30:54,803 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:30:54,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1070.22ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 40.3MB in the beginning and 40.8MB in the end (delta: -544.6kB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2021-11-23 17:30:54,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.87ms. Allocated memory is still 79.7MB. Free memory was 40.8MB in the beginning and 57.7MB in the end (delta: -16.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-23 17:30:54,805 INFO L158 Benchmark]: Boogie Preprocessor took 114.12ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 52.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 17:30:54,806 INFO L158 Benchmark]: RCFGBuilder took 1729.90ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 72.4MB in the end (delta: -20.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-11-23 17:30:54,807 INFO L158 Benchmark]: TraceAbstraction took 501.37ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 56.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:30:54,811 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 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1070.22ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 40.3MB in the beginning and 40.8MB in the end (delta: -544.6kB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.87ms. Allocated memory is still 79.7MB. Free memory was 40.8MB in the beginning and 57.7MB in the end (delta: -16.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.12ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 52.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1729.90ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 52.3MB in the beginning and 72.4MB in the end (delta: -20.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * TraceAbstraction took 501.37ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 56.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. 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 17:30:54,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fc67955-81d3-493b-a2dd-a481779fb50e/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