./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V --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 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:31:11,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:31:11,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:31:11,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:31:11,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:31:11,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:31:11,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:31:11,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:31:11,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:31:11,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:31:11,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:31:11,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:31:11,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:31:11,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:31:11,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:31:11,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:31:11,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:31:11,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:31:11,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:31:11,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:31:11,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:31:11,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:31:11,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:31:11,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:31:11,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:31:11,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:31:11,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:31:11,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:31:11,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:31:11,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:31:11,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:31:11,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:31:11,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:31:11,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:31:11,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:31:11,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:31:11,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:31:11,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:31:11,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:31:11,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:31:11,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:31:11,397 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:31:11,428 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:31:11,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:31:11,429 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:31:11,429 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:31:11,430 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:31:11,430 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:31:11,431 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:31:11,431 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:31:11,431 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:31:11,432 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:31:11,432 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:31:11,433 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:31:11,433 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:31:11,433 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:31:11,434 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:31:11,434 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:31:11,435 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:31:11,435 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:31:11,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:31:11,441 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:31:11,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:31:11,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:31:11,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:31:11,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:31:11,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:31:11,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:31:11,444 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:31:11,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:31:11,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:31:11,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:31:11,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:31:11,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:31:11,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:31:11,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:31:11,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:31:11,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:31:11,450 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:31:11,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:31:11,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:31:11,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:31:11,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:31:11,451 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2021-11-23 02:31:11,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:31:11,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:31:11,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:31:11,708 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:31:11,709 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:31:11,710 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 02:31:11,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/49429c17a/6a336a8e581c46e0afab4ff92f87cd2d/FLAG712c9cc26 [2021-11-23 02:31:12,362 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:31:12,363 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 02:31:12,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/49429c17a/6a336a8e581c46e0afab4ff92f87cd2d/FLAG712c9cc26 [2021-11-23 02:31:12,638 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/49429c17a/6a336a8e581c46e0afab4ff92f87cd2d [2021-11-23 02:31:12,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:31:12,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:31:12,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:12,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:31:12,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:31:12,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:12" (1/1) ... [2021-11-23 02:31:12,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b31909e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:12, skipping insertion in model container [2021-11-23 02:31:12,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:31:12" (1/1) ... [2021-11-23 02:31:12,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:31:12,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:31:13,275 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 02:31:13,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:31:13,362 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:31:13,486 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 02:31:13,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:31:13,552 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:31:13,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13 WrapperNode [2021-11-23 02:31:13,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:31:13,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:31:13,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:31:13,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:31:13,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,670 INFO L137 Inliner]: procedures = 128, calls = 208, calls flagged for inlining = 57, calls inlined = 48, statements flattened = 880 [2021-11-23 02:31:13,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:31:13,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:31:13,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:31:13,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:31:13,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:31:13,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:31:13,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:31:13,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:31:13,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (1/1) ... [2021-11-23 02:31:13,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:31:13,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:13,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:31:13,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:31:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 02:31:13,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 02:31:13,847 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 02:31:13,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 02:31:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 02:31:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 02:31:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 02:31:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 02:31:13,848 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 02:31:13,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 02:31:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 02:31:13,849 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 02:31:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 02:31:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 02:31:13,849 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 02:31:13,849 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 02:31:13,850 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 02:31:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:31:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 02:31:13,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 02:31:13,850 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 02:31:13,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 02:31:13,851 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 02:31:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 02:31:13,851 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 02:31:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 02:31:13,851 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 02:31:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 02:31:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 02:31:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 02:31:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 02:31:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 02:31:13,852 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 02:31:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 02:31:13,853 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 02:31:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 02:31:13,853 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 02:31:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 02:31:13,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:31:13,853 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 02:31:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 02:31:13,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:31:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:31:14,101 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:31:14,103 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:31:14,923 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:31:15,391 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:31:15,392 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:31:15,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:31:15 BoogieIcfgContainer [2021-11-23 02:31:15,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:31:15,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:31:15,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:31:15,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:31:15,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:31:12" (1/3) ... [2021-11-23 02:31:15,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46074df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:31:15, skipping insertion in model container [2021-11-23 02:31:15,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:31:13" (2/3) ... [2021-11-23 02:31:15,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46074df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:31:15, skipping insertion in model container [2021-11-23 02:31:15,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:31:15" (3/3) ... [2021-11-23 02:31:15,409 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product18.cil.c [2021-11-23 02:31:15,415 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:31:15,415 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:31:15,483 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:31:15,491 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 02:31:15,492 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:31:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 100 states have internal predecessors, (130), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2021-11-23 02:31:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 02:31:15,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:15,525 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:31:15,525 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:15,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:15,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1770540771, now seen corresponding path program 1 times [2021-11-23 02:31:15,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:15,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084844820] [2021-11-23 02:31:15,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:15,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:15,981 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:31:15,981 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:15,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084844820] [2021-11-23 02:31:15,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084844820] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:31:15,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:31:15,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:31:15,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064954072] [2021-11-23 02:31:15,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:31:15,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:31:15,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:16,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:31:16,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:31:16,022 INFO L87 Difference]: Start difference. First operand has 163 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 100 states have internal predecessors, (130), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:31:16,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:16,173 INFO L93 Difference]: Finished difference Result 242 states and 322 transitions. [2021-11-23 02:31:16,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:31:16,177 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 63 [2021-11-23 02:31:16,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:16,193 INFO L225 Difference]: With dead ends: 242 [2021-11-23 02:31:16,193 INFO L226 Difference]: Without dead ends: 159 [2021-11-23 02:31:16,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:31:16,206 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:16,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 188 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:31:16,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-11-23 02:31:16,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2021-11-23 02:31:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 94 states have (on average 1.3191489361702127) internal successors, (124), 96 states have internal predecessors, (124), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-11-23 02:31:16,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 213 transitions. [2021-11-23 02:31:16,288 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 213 transitions. Word has length 63 [2021-11-23 02:31:16,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:16,289 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 213 transitions. [2021-11-23 02:31:16,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:31:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2021-11-23 02:31:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 02:31:16,294 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:16,294 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:31:16,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:31:16,295 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:16,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:16,296 INFO L85 PathProgramCache]: Analyzing trace with hash -41170892, now seen corresponding path program 1 times [2021-11-23 02:31:16,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:16,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610473825] [2021-11-23 02:31:16,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:16,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:16,436 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:31:16,436 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:16,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610473825] [2021-11-23 02:31:16,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610473825] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:31:16,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:31:16,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:31:16,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420265124] [2021-11-23 02:31:16,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:31:16,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:31:16,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:16,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:31:16,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:31:16,441 INFO L87 Difference]: Start difference. First operand 159 states and 213 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:31:16,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:16,593 INFO L93 Difference]: Finished difference Result 237 states and 306 transitions. [2021-11-23 02:31:16,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:31:16,594 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 64 [2021-11-23 02:31:16,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:16,597 INFO L225 Difference]: With dead ends: 237 [2021-11-23 02:31:16,597 INFO L226 Difference]: Without dead ends: 161 [2021-11-23 02:31:16,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:31:16,601 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 0 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:16,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 369 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:31:16,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-11-23 02:31:16,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-11-23 02:31:16,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 96 states have (on average 1.3125) internal successors, (126), 98 states have internal predecessors, (126), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-11-23 02:31:16,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 215 transitions. [2021-11-23 02:31:16,621 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 215 transitions. Word has length 64 [2021-11-23 02:31:16,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:16,622 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 215 transitions. [2021-11-23 02:31:16,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:31:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2021-11-23 02:31:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 02:31:16,626 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:16,627 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:31:16,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:31:16,627 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:16,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:16,630 INFO L85 PathProgramCache]: Analyzing trace with hash 378700902, now seen corresponding path program 1 times [2021-11-23 02:31:16,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:16,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880718829] [2021-11-23 02:31:16,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:16,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:16,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:31:16,718 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:16,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880718829] [2021-11-23 02:31:16,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880718829] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:31:16,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:31:16,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:31:16,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584871734] [2021-11-23 02:31:16,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:31:16,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:31:16,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:31:16,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:31:16,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:31:16,722 INFO L87 Difference]: Start difference. First operand 161 states and 215 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:31:16,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:31:16,835 INFO L93 Difference]: Finished difference Result 352 states and 489 transitions. [2021-11-23 02:31:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:31:16,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 69 [2021-11-23 02:31:16,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:31:16,838 INFO L225 Difference]: With dead ends: 352 [2021-11-23 02:31:16,839 INFO L226 Difference]: Without dead ends: 209 [2021-11-23 02:31:16,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:31:16,842 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 57 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:31:16,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 382 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:31:16,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-11-23 02:31:16,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 204. [2021-11-23 02:31:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 128 states have (on average 1.3984375) internal successors, (179), 130 states have internal predecessors, (179), 57 states have call successors, (57), 19 states have call predecessors, (57), 18 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2021-11-23 02:31:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 290 transitions. [2021-11-23 02:31:16,872 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 290 transitions. Word has length 69 [2021-11-23 02:31:16,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:31:16,873 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 290 transitions. [2021-11-23 02:31:16,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:31:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 290 transitions. [2021-11-23 02:31:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 02:31:16,877 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:31:16,878 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:31:16,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:31:16,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:31:16,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:31:16,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1814647100, now seen corresponding path program 1 times [2021-11-23 02:31:16,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:31:16,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166336397] [2021-11-23 02:31:16,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:16,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:31:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:17,004 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:31:17,005 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:31:17,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166336397] [2021-11-23 02:31:17,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166336397] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:31:17,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1962227534] [2021-11-23 02:31:17,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:31:17,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:31:17,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:31:17,008 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:31:17,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:31:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:31:17,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:31:17,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:31:17,558 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:31:17,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:31:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:31:17,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1962227534] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:31:17,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [153932823] [2021-11-23 02:31:17,753 INFO L159 IcfgInterpreter]: Started Sifa with 59 locations of interest [2021-11-23 02:31:17,753 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:31:17,758 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:31:17,764 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:31:17,765 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:31:52,928 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 444 for LOIs [2021-11-23 02:31:53,207 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 445 for LOIs [2021-11-23 02:31:53,476 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 471 for LOIs [2021-11-23 02:31:55,677 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 241 for LOIs [2021-11-23 02:31:55,736 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 267 for LOIs [2021-11-23 02:32:21,963 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 432 for LOIs [2021-11-23 02:32:22,043 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 257 for LOIs [2021-11-23 02:32:22,123 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailFrom with input of size 433 for LOIs [2021-11-23 02:32:22,214 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 434 for LOIs [2021-11-23 02:32:22,304 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 449 for LOIs [2021-11-23 02:32:22,833 INFO L197 IcfgInterpreter]: Interpreting procedure isSigned with input of size 255 for LOIs [2021-11-23 02:32:22,879 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:33:10,876 WARN L227 SmtUtils]: Spent 5.76s on a formula simplification. DAG size of input: 512 DAG size of output: 359 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:33:18,684 WARN L227 SmtUtils]: Spent 7.54s on a formula simplification. DAG size of input: 565 DAG size of output: 435 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:33:44,089 WARN L227 SmtUtils]: Spent 7.58s on a formula simplification. DAG size of input: 566 DAG size of output: 436 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:34:18,343 WARN L227 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 584 DAG size of output: 404 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:34:24,240 WARN L227 SmtUtils]: Spent 5.40s on a formula simplification. DAG size of input: 585 DAG size of output: 405 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:34:37,077 WARN L227 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 592 DAG size of output: 447 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:34:45,396 WARN L227 SmtUtils]: Spent 7.66s on a formula simplification. DAG size of input: 625 DAG size of output: 480 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:34:53,637 WARN L227 SmtUtils]: Spent 7.58s on a formula simplification. DAG size of input: 624 DAG size of output: 479 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:35:12,556 WARN L227 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 652 DAG size of output: 442 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:35:21,120 WARN L227 SmtUtils]: Spent 7.49s on a formula simplification. DAG size of input: 654 DAG size of output: 477 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:35:22,164 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2786#(and (= ~__ste_Client_Keyring1_User2~0 0) (= ~__GUIDSL_NON_TERMINAL_main~0 0) (= ~__ste_email_isEncrypted1~0 0) (= ~__ste_email_subject0~0.offset 0) (= ~__SELECTED_FEATURE_Sign~0 0) (= 0 ~__ste_Client_AddressBook0_Address2~0) (= ~__ste_client_outbuffer3~0 0) (<= ~__ste_client_privateKey0~0 2147483647) (= ~__ste_Client_counter~0 0) (= ~__ste_Client_Keyring1_PublicKey2~0 0) (<= ~__ste_email_isSignatureVerified1~0 0) (= ~__ste_Client_AddressBook2_Alias0~0 0) (= 0 ~__ste_email_subject0~0.base) (= ~__ste_Client_AddressBook2_Alias1~0 0) (= ~__ste_Client_Keyring2_PublicKey2~0 0) (= ~__ste_client_forwardReceiver3~0 0) (= ~__ste_client_name2~0.offset 0) (= ~__ste_client_name1~0.base 0) (<= 0 ~__ste_client_autoResponse1~0) (= ~__SELECTED_FEATURE_Verify~0 0) (= ~__ste_Client_Keyring1_User0~0 0) (<= ~__ste_client_idCounter2~0 3) (<= ~queued_message~0 0) (<= ~__ste_email_isSignatureVerified0~0 0) (= ~__ste_email_body1~0.offset 0) (<= 0 (+ ~__ste_client_privateKey0~0 2147483648)) (= ~__SELECTED_FEATURE_Encrypt~0 0) (= ~__ste_Client_AddressBook1_Address2~0 0) (<= ~__ste_email_from0~0 2147483647) (= ~__ste_ClientAddressBook_size1~0 0) (= ~__ste_Client_Keyring0_PublicKey0~0 0) (= ~__ste_Email_counter~0 0) (= ~__ste_ClientKeyring_size1~0 0) (= ~__ste_email_body0~0.offset 0) (<= 0 ~__ste_email_isSigned1~0) (<= 0 (+ ~__ste_email_from0~0 2147483648)) (= ~__ste_Client_Keyring0_User2~0 0) (= ~__ste_ClientAddressBook_size0~0 0) (= ~__ste_Client_Keyring0_User1~0 0) (= ~__ste_Client_AddressBook1_Alias1~0 0) (= ~__ste_client_name1~0.offset 0) (= ~head~0.offset 0) (= ~__ste_client_name0~0.offset 0) (<= ~__ste_client_autoResponse1~0 1) (= ~__ste_Client_Keyring0_PublicKey2~0 0) (= ~sent_signed~0 1) (<= ~__ste_client_privateKey2~0 789) (= ~__ste_Client_Keyring1_PublicKey0~0 0) (<= ~queue_empty~0 1) (= ~__SELECTED_FEATURE_Decrypt~0 0) (<= 0 (+ ~__ste_email_signKey0~0 2147483648)) (= ~__ste_email_encryptionKey0~0 0) (= ~__SELECTED_FEATURE_Keys~0 0) (<= ~__ste_email_signKey0~0 2147483647) (= ~__SELECTED_FEATURE_AddressBook~0 0) (= ~__ste_client_forwardReceiver2~0 0) (= ~__ste_Client_Keyring0_PublicKey1~0 0) (= ~__SELECTED_FEATURE_Forward~0 0) (= ~__ste_Client_Keyring0_User0~0 0) (<= ~__ste_client_idCounter0~0 2147483647) (= ~__ste_Client_Keyring2_PublicKey1~0 0) (= ~__ste_email_body0~0.base 0) (<= ~__ste_email_isSigned0~0 1) (= ~__ste_Client_AddressBook0_Alias0~0 0) (= ~__ste_email_id0~0 0) (<= ~__ste_client_autoResponse0~0 0) (= ~__ste_Client_Keyring2_User1~0 0) (<= 3 ~__ste_client_idCounter2~0) (= ~__ste_Client_AddressBook2_Address2~0 0) (= 3 ~chuck~0) (= ~__ste_Client_AddressBook2_Address1~0 0) (<= 0 ~__ste_email_signKey1~0) (<= 1 ~queue_empty~0) (<= ~__ste_email_signKey1~0 0) (<= ~__ste_email_isSigned1~0 0) (= ~bob~0 1) (= ~__ste_client_forwardReceiver1~0 0) (<= 0 ~__ste_client_autoResponse0~0) (<= 0 ~queued_message~0) (= ~__ste_Client_AddressBook1_Alias2~0 0) (<= 0 ~__ste_email_isSignatureVerified1~0) (= ~__ste_client_outbuffer0~0 0) (<= 789 ~__ste_client_privateKey2~0) (= ~__SELECTED_FEATURE_Base~0 0) (= ~__ste_client_forwardReceiver0~0 0) (= ~__ste_Client_Keyring2_User0~0 0) (= ~rjh~0 2) (= 0 ~__ste_Client_AddressBook0_Address1~0) (= ~__ste_Client_AddressBook2_Address0~0 0) (= ~__ste_Client_Keyring1_PublicKey1~0 0) (<= 0 ~queued_client~0) (= ~__ste_Client_Keyring2_PublicKey0~0 0) (<= 0 ~__ste_email_isSignatureVerified0~0) (= ~__ste_Client_AddressBook1_Address0~0 0) (= ~__ste_client_name2~0.base 0) (= ~__ste_email_subject1~0.base 0) (= ~__ste_Client_AddressBook1_Alias0~0 0) (= ~__ste_Client_Keyring2_User2~0 0) (= ~head~0.base 0) (= ~__ste_Client_Keyring1_User1~0 0) (= |#NULL.offset| 0) (= ~__ste_Client_AddressBook2_Alias2~0 0) (<= 0 ~__ste_email_isSigned0~0) (<= 0 ~__ste_client_autoResponse2~0) (= ~__ste_email_subject1~0.offset 0) (= ~__ste_Client_AddressBook0_Alias2~0 0) (= ~__ste_ClientKeyring_size0~0 0) (= ~__ste_email_isEncrypted0~0 0) (= ~__ste_Client_AddressBook1_Address1~0 0) (= 0 ~__ste_Client_AddressBook0_Address0~0) (= ~__ste_client_outbuffer1~0 0) (= ~__ste_Client_AddressBook0_Alias1~0 0) (= ~__GUIDSL_ROOT_PRODUCTION~0 0) (= ~__ste_client_name0~0.base 0) (= ~__ste_email_id1~0 0) (= ~__ste_client_outbuffer2~0 0) (<= 0 (+ ~__ste_client_idCounter0~0 2147483648)) (<= 2 ~__ste_email_to0~0) (<= 0 |#StackHeapBarrier|) (<= ~__ste_email_to0~0 2) (= ~__ste_ClientAddressBook_size2~0 0) (= ~__SELECTED_FEATURE_AutoResponder~0 0) (<= ~__ste_client_autoResponse2~0 0) (= ~__ste_email_encryptionKey1~0 0) (= ~__ste_email_body1~0.base 0) (= ~__ste_ClientKeyring_size2~0 0) (= |#NULL.base| 0) (<= ~queued_client~0 0))' at error location [2021-11-23 02:35:22,164 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:35:22,165 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:35:22,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-23 02:35:22,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628466387] [2021-11-23 02:35:22,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:35:22,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:35:22,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:22,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:35:22,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=3135, Unknown=0, NotChecked=0, Total=3306 [2021-11-23 02:35:22,169 INFO L87 Difference]: Start difference. First operand 204 states and 290 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:22,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:22,478 INFO L93 Difference]: Finished difference Result 530 states and 808 transitions. [2021-11-23 02:35:22,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 02:35:22,479 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 70 [2021-11-23 02:35:22,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:22,490 INFO L225 Difference]: With dead ends: 530 [2021-11-23 02:35:22,491 INFO L226 Difference]: Without dead ends: 454 [2021-11-23 02:35:22,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 154 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 179.3s TimeCoverageRelationStatistics Valid=171, Invalid=3135, Unknown=0, NotChecked=0, Total=3306 [2021-11-23 02:35:22,501 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 308 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 758 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:22,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 758 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:35:22,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-11-23 02:35:22,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 439. [2021-11-23 02:35:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 299 states have (on average 1.5217391304347827) internal successors, (455), 301 states have internal predecessors, (455), 121 states have call successors, (121), 19 states have call predecessors, (121), 18 states have return successors, (118), 118 states have call predecessors, (118), 118 states have call successors, (118) [2021-11-23 02:35:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 694 transitions. [2021-11-23 02:35:22,584 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 694 transitions. Word has length 70 [2021-11-23 02:35:22,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:22,586 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 694 transitions. [2021-11-23 02:35:22,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 694 transitions. [2021-11-23 02:35:22,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 02:35:22,605 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:22,606 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:22,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:22,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:35:22,816 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:22,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:22,816 INFO L85 PathProgramCache]: Analyzing trace with hash -696301734, now seen corresponding path program 1 times [2021-11-23 02:35:22,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:22,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577648745] [2021-11-23 02:35:22,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:22,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:22,937 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:22,938 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:22,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577648745] [2021-11-23 02:35:22,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577648745] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:22,938 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:22,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:22,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566522699] [2021-11-23 02:35:22,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:22,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:22,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:22,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:22,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:22,940 INFO L87 Difference]: Start difference. First operand 439 states and 694 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:23,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:23,054 INFO L93 Difference]: Finished difference Result 1083 states and 1746 transitions. [2021-11-23 02:35:23,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:23,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 76 [2021-11-23 02:35:23,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:23,061 INFO L225 Difference]: With dead ends: 1083 [2021-11-23 02:35:23,062 INFO L226 Difference]: Without dead ends: 676 [2021-11-23 02:35:23,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:23,064 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 55 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:23,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 388 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:23,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2021-11-23 02:35:23,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 671. [2021-11-23 02:35:23,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 467 states have (on average 1.537473233404711) internal successors, (718), 469 states have internal predecessors, (718), 185 states have call successors, (185), 19 states have call predecessors, (185), 18 states have return successors, (182), 182 states have call predecessors, (182), 182 states have call successors, (182) [2021-11-23 02:35:23,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 1085 transitions. [2021-11-23 02:35:23,121 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 1085 transitions. Word has length 76 [2021-11-23 02:35:23,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:23,121 INFO L470 AbstractCegarLoop]: Abstraction has 671 states and 1085 transitions. [2021-11-23 02:35:23,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1085 transitions. [2021-11-23 02:35:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 02:35:23,131 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:23,131 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:23,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 02:35:23,140 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:23,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:23,140 INFO L85 PathProgramCache]: Analyzing trace with hash 392023201, now seen corresponding path program 1 times [2021-11-23 02:35:23,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:23,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114077418] [2021-11-23 02:35:23,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:23,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:23,198 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:23,198 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:23,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114077418] [2021-11-23 02:35:23,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114077418] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:23,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:23,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:23,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80080893] [2021-11-23 02:35:23,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:23,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:23,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:23,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:23,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:23,201 INFO L87 Difference]: Start difference. First operand 671 states and 1085 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:23,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:23,324 INFO L93 Difference]: Finished difference Result 1640 states and 2689 transitions. [2021-11-23 02:35:23,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:23,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 77 [2021-11-23 02:35:23,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:23,336 INFO L225 Difference]: With dead ends: 1640 [2021-11-23 02:35:23,337 INFO L226 Difference]: Without dead ends: 1031 [2021-11-23 02:35:23,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:23,341 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 53 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:23,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:23,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1031 states. [2021-11-23 02:35:23,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1031 to 1026. [2021-11-23 02:35:23,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 727 states have (on average 1.5433287482806053) internal successors, (1122), 729 states have internal predecessors, (1122), 280 states have call successors, (280), 19 states have call predecessors, (280), 18 states have return successors, (277), 277 states have call predecessors, (277), 277 states have call successors, (277) [2021-11-23 02:35:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1679 transitions. [2021-11-23 02:35:23,422 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1679 transitions. Word has length 77 [2021-11-23 02:35:23,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:23,424 INFO L470 AbstractCegarLoop]: Abstraction has 1026 states and 1679 transitions. [2021-11-23 02:35:23,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1679 transitions. [2021-11-23 02:35:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 02:35:23,431 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:23,433 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:23,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:35:23,434 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:23,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:23,434 INFO L85 PathProgramCache]: Analyzing trace with hash 235845420, now seen corresponding path program 1 times [2021-11-23 02:35:23,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:23,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407466713] [2021-11-23 02:35:23,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:23,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:23,523 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:23,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407466713] [2021-11-23 02:35:23,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407466713] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:23,524 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:23,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:23,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40449439] [2021-11-23 02:35:23,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:23,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:23,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:23,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:23,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:23,526 INFO L87 Difference]: Start difference. First operand 1026 states and 1679 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:23,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:23,671 INFO L93 Difference]: Finished difference Result 2438 states and 4033 transitions. [2021-11-23 02:35:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:23,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 78 [2021-11-23 02:35:23,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:23,685 INFO L225 Difference]: With dead ends: 2438 [2021-11-23 02:35:23,685 INFO L226 Difference]: Without dead ends: 1554 [2021-11-23 02:35:23,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:23,690 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 51 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:23,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 372 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:23,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2021-11-23 02:35:23,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1549. [2021-11-23 02:35:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1549 states, 1127 states have (on average 1.5474711623779946) internal successors, (1744), 1129 states have internal predecessors, (1744), 403 states have call successors, (403), 19 states have call predecessors, (403), 18 states have return successors, (400), 400 states have call predecessors, (400), 400 states have call successors, (400) [2021-11-23 02:35:23,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1549 states and 2547 transitions. [2021-11-23 02:35:23,782 INFO L78 Accepts]: Start accepts. Automaton has 1549 states and 2547 transitions. Word has length 78 [2021-11-23 02:35:23,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:23,783 INFO L470 AbstractCegarLoop]: Abstraction has 1549 states and 2547 transitions. [2021-11-23 02:35:23,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2547 transitions. [2021-11-23 02:35:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 02:35:23,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:23,792 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:23,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 02:35:23,792 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:23,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:23,793 INFO L85 PathProgramCache]: Analyzing trace with hash -683783872, now seen corresponding path program 1 times [2021-11-23 02:35:23,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:23,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103067589] [2021-11-23 02:35:23,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:23,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:23,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:23,847 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:23,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103067589] [2021-11-23 02:35:23,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103067589] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:23,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:23,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:23,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889333498] [2021-11-23 02:35:23,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:23,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:23,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:23,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:23,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:23,852 INFO L87 Difference]: Start difference. First operand 1549 states and 2547 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:24,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:24,021 INFO L93 Difference]: Finished difference Result 3648 states and 6061 transitions. [2021-11-23 02:35:24,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:24,021 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 79 [2021-11-23 02:35:24,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:24,044 INFO L225 Difference]: With dead ends: 3648 [2021-11-23 02:35:24,044 INFO L226 Difference]: Without dead ends: 2378 [2021-11-23 02:35:24,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:24,050 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 49 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:24,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 372 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:24,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2021-11-23 02:35:24,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 2373. [2021-11-23 02:35:24,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2373 states, 1772 states have (on average 1.5496613995485327) internal successors, (2746), 1774 states have internal predecessors, (2746), 582 states have call successors, (582), 19 states have call predecessors, (582), 18 states have return successors, (579), 579 states have call predecessors, (579), 579 states have call successors, (579) [2021-11-23 02:35:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2373 states and 3907 transitions. [2021-11-23 02:35:24,255 INFO L78 Accepts]: Start accepts. Automaton has 2373 states and 3907 transitions. Word has length 79 [2021-11-23 02:35:24,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:24,255 INFO L470 AbstractCegarLoop]: Abstraction has 2373 states and 3907 transitions. [2021-11-23 02:35:24,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 3907 transitions. [2021-11-23 02:35:24,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 02:35:24,266 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:24,268 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:24,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 02:35:24,269 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:24,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:24,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1300115984, now seen corresponding path program 1 times [2021-11-23 02:35:24,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:24,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525010826] [2021-11-23 02:35:24,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:24,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:24,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:24,341 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:24,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525010826] [2021-11-23 02:35:24,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525010826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:24,341 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:24,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:24,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163541109] [2021-11-23 02:35:24,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:24,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:24,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:24,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:24,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:24,344 INFO L87 Difference]: Start difference. First operand 2373 states and 3907 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:24,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:24,566 INFO L93 Difference]: Finished difference Result 5859 states and 9733 transitions. [2021-11-23 02:35:24,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:24,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 80 [2021-11-23 02:35:24,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:24,600 INFO L225 Difference]: With dead ends: 5859 [2021-11-23 02:35:24,600 INFO L226 Difference]: Without dead ends: 3908 [2021-11-23 02:35:24,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:24,612 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 47 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:24,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 385 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:24,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3908 states. [2021-11-23 02:35:24,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3908 to 3903. [2021-11-23 02:35:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3903 states, 2926 states have (on average 1.5382775119617225) internal successors, (4501), 2928 states have internal predecessors, (4501), 958 states have call successors, (958), 19 states have call predecessors, (958), 18 states have return successors, (955), 955 states have call predecessors, (955), 955 states have call successors, (955) [2021-11-23 02:35:24,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3903 states and 6414 transitions. [2021-11-23 02:35:24,903 INFO L78 Accepts]: Start accepts. Automaton has 3903 states and 6414 transitions. Word has length 80 [2021-11-23 02:35:24,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:24,906 INFO L470 AbstractCegarLoop]: Abstraction has 3903 states and 6414 transitions. [2021-11-23 02:35:24,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:24,906 INFO L276 IsEmpty]: Start isEmpty. Operand 3903 states and 6414 transitions. [2021-11-23 02:35:24,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 02:35:24,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:24,922 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:24,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 02:35:24,922 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:24,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:24,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1992527452, now seen corresponding path program 1 times [2021-11-23 02:35:24,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:24,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365671342] [2021-11-23 02:35:24,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:24,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:25,021 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:25,021 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:25,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365671342] [2021-11-23 02:35:25,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365671342] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:25,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:25,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:25,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25071438] [2021-11-23 02:35:25,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:25,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:25,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:25,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:25,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:25,024 INFO L87 Difference]: Start difference. First operand 3903 states and 6414 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:25,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:25,367 INFO L93 Difference]: Finished difference Result 9720 states and 16130 transitions. [2021-11-23 02:35:25,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:25,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 81 [2021-11-23 02:35:25,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:25,422 INFO L225 Difference]: With dead ends: 9720 [2021-11-23 02:35:25,422 INFO L226 Difference]: Without dead ends: 6505 [2021-11-23 02:35:25,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:25,436 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 45 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:25,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:25,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6505 states. [2021-11-23 02:35:25,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6505 to 6500. [2021-11-23 02:35:25,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 4917 states have (on average 1.533862111043319) internal successors, (7542), 4919 states have internal predecessors, (7542), 1564 states have call successors, (1564), 19 states have call predecessors, (1564), 18 states have return successors, (1561), 1561 states have call predecessors, (1561), 1561 states have call successors, (1561) [2021-11-23 02:35:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 10667 transitions. [2021-11-23 02:35:25,944 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 10667 transitions. Word has length 81 [2021-11-23 02:35:25,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:25,944 INFO L470 AbstractCegarLoop]: Abstraction has 6500 states and 10667 transitions. [2021-11-23 02:35:25,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:25,945 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 10667 transitions. [2021-11-23 02:35:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 02:35:25,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:25,960 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:25,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 02:35:25,961 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:25,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:25,962 INFO L85 PathProgramCache]: Analyzing trace with hash 773399662, now seen corresponding path program 1 times [2021-11-23 02:35:25,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:25,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878838087] [2021-11-23 02:35:25,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:25,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:26,034 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:26,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878838087] [2021-11-23 02:35:26,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878838087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:26,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:26,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:26,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695950685] [2021-11-23 02:35:26,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:26,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:26,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:26,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:26,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:26,046 INFO L87 Difference]: Start difference. First operand 6500 states and 10667 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:26,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:26,619 INFO L93 Difference]: Finished difference Result 16972 states and 28048 transitions. [2021-11-23 02:35:26,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:26,620 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2021-11-23 02:35:26,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:26,717 INFO L225 Difference]: With dead ends: 16972 [2021-11-23 02:35:26,718 INFO L226 Difference]: Without dead ends: 11449 [2021-11-23 02:35:26,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:26,740 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 43 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:26,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 386 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:26,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11449 states. [2021-11-23 02:35:27,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11449 to 11444. [2021-11-23 02:35:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11444 states, 8658 states have (on average 1.5203280203280203) internal successors, (13163), 8660 states have internal predecessors, (13163), 2767 states have call successors, (2767), 19 states have call predecessors, (2767), 18 states have return successors, (2764), 2764 states have call predecessors, (2764), 2764 states have call successors, (2764) [2021-11-23 02:35:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11444 states to 11444 states and 18694 transitions. [2021-11-23 02:35:27,595 INFO L78 Accepts]: Start accepts. Automaton has 11444 states and 18694 transitions. Word has length 82 [2021-11-23 02:35:27,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:27,596 INFO L470 AbstractCegarLoop]: Abstraction has 11444 states and 18694 transitions. [2021-11-23 02:35:27,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:27,596 INFO L276 IsEmpty]: Start isEmpty. Operand 11444 states and 18694 transitions. [2021-11-23 02:35:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 02:35:27,617 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:27,617 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:27,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 02:35:27,617 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:27,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:27,618 INFO L85 PathProgramCache]: Analyzing trace with hash -2049510565, now seen corresponding path program 1 times [2021-11-23 02:35:27,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:27,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162126086] [2021-11-23 02:35:27,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:27,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:27,686 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:27,686 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:27,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162126086] [2021-11-23 02:35:27,687 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162126086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:27,687 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:27,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:27,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397319351] [2021-11-23 02:35:27,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:27,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:27,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:27,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:27,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:27,690 INFO L87 Difference]: Start difference. First operand 11444 states and 18694 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:28,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:28,654 INFO L93 Difference]: Finished difference Result 30291 states and 49814 transitions. [2021-11-23 02:35:28,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:28,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2021-11-23 02:35:28,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:28,752 INFO L225 Difference]: With dead ends: 30291 [2021-11-23 02:35:28,752 INFO L226 Difference]: Without dead ends: 20276 [2021-11-23 02:35:28,794 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:28,795 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 41 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:28,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:28,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20276 states. [2021-11-23 02:35:30,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20276 to 20271. [2021-11-23 02:35:30,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20271 states, 15446 states have (on average 1.512495144373948) internal successors, (23362), 15448 states have internal predecessors, (23362), 4806 states have call successors, (4806), 19 states have call predecessors, (4806), 18 states have return successors, (4803), 4803 states have call predecessors, (4803), 4803 states have call successors, (4803) [2021-11-23 02:35:30,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20271 states to 20271 states and 32971 transitions. [2021-11-23 02:35:30,352 INFO L78 Accepts]: Start accepts. Automaton has 20271 states and 32971 transitions. Word has length 83 [2021-11-23 02:35:30,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:30,354 INFO L470 AbstractCegarLoop]: Abstraction has 20271 states and 32971 transitions. [2021-11-23 02:35:30,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:30,355 INFO L276 IsEmpty]: Start isEmpty. Operand 20271 states and 32971 transitions. [2021-11-23 02:35:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 02:35:30,381 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:30,382 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:30,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 02:35:30,382 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:30,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:30,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1851585940, now seen corresponding path program 1 times [2021-11-23 02:35:30,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:30,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839134680] [2021-11-23 02:35:30,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:30,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:30,449 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:30,449 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:30,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839134680] [2021-11-23 02:35:30,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839134680] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:30,450 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:30,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:30,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621927568] [2021-11-23 02:35:30,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:30,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:30,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:30,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:30,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:30,452 INFO L87 Difference]: Start difference. First operand 20271 states and 32971 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:32,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:32,304 INFO L93 Difference]: Finished difference Result 55003 states and 89906 transitions. [2021-11-23 02:35:32,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:32,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 84 [2021-11-23 02:35:32,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:32,491 INFO L225 Difference]: With dead ends: 55003 [2021-11-23 02:35:32,491 INFO L226 Difference]: Without dead ends: 36716 [2021-11-23 02:35:32,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:32,557 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 39 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:32,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 378 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:32,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36716 states. [2021-11-23 02:35:34,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36716 to 36711. [2021-11-23 02:35:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36711 states, 28171 states have (on average 1.5017571261226084) internal successors, (42306), 28173 states have internal predecessors, (42306), 8521 states have call successors, (8521), 19 states have call predecessors, (8521), 18 states have return successors, (8518), 8518 states have call predecessors, (8518), 8518 states have call successors, (8518) [2021-11-23 02:35:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36711 states to 36711 states and 59345 transitions. [2021-11-23 02:35:35,239 INFO L78 Accepts]: Start accepts. Automaton has 36711 states and 59345 transitions. Word has length 84 [2021-11-23 02:35:35,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:35,240 INFO L470 AbstractCegarLoop]: Abstraction has 36711 states and 59345 transitions. [2021-11-23 02:35:35,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:35,240 INFO L276 IsEmpty]: Start isEmpty. Operand 36711 states and 59345 transitions. [2021-11-23 02:35:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 02:35:35,267 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:35,267 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:35,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 02:35:35,268 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:35,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:35,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1047254245, now seen corresponding path program 1 times [2021-11-23 02:35:35,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:35,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257616558] [2021-11-23 02:35:35,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:35,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:35,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:35,333 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:35:35,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257616558] [2021-11-23 02:35:35,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257616558] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:35,333 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:35,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:35:35,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794321522] [2021-11-23 02:35:35,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:35,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:35,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:35:35,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:35,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:35,337 INFO L87 Difference]: Start difference. First operand 36711 states and 59345 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:37,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:37,949 INFO L93 Difference]: Finished difference Result 67620 states and 109487 transitions. [2021-11-23 02:35:37,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:37,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2021-11-23 02:35:37,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:38,289 INFO L225 Difference]: With dead ends: 67620 [2021-11-23 02:35:38,290 INFO L226 Difference]: Without dead ends: 67544 [2021-11-23 02:35:38,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:38,318 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 37 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:38,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:38,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67544 states. [2021-11-23 02:35:42,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67544 to 67539. [2021-11-23 02:35:42,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67539 states, 52200 states have (on average 1.4877777777777779) internal successors, (77662), 52202 states have internal predecessors, (77662), 15320 states have call successors, (15320), 19 states have call predecessors, (15320), 18 states have return successors, (15317), 15317 states have call predecessors, (15317), 15317 states have call successors, (15317) [2021-11-23 02:35:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67539 states to 67539 states and 108299 transitions. [2021-11-23 02:35:42,391 INFO L78 Accepts]: Start accepts. Automaton has 67539 states and 108299 transitions. Word has length 85 [2021-11-23 02:35:42,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:42,391 INFO L470 AbstractCegarLoop]: Abstraction has 67539 states and 108299 transitions. [2021-11-23 02:35:42,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 02:35:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 67539 states and 108299 transitions. [2021-11-23 02:35:42,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 02:35:42,418 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:42,419 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-11-23 02:35:42,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 02:35:42,419 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:42,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:42,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1591964179, now seen corresponding path program 1 times [2021-11-23 02:35:42,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:35:42,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205125125] [2021-11-23 02:35:42,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:42,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:35:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:35:42,482 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 02:35:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:35:42,691 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-23 02:35:42,692 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 02:35:42,693 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:35:42,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 02:35:42,698 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:35:42,702 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:35:42,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:35:42 BoogieIcfgContainer [2021-11-23 02:35:42,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:35:42,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:35:42,919 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:35:42,919 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:35:42,919 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:31:15" (3/4) ... [2021-11-23 02:35:42,922 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 02:35:42,922 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:35:42,923 INFO L158 Benchmark]: Toolchain (without parser) took 270281.19ms. Allocated memory was 107.0MB in the beginning and 8.2GB in the end (delta: 8.1GB). Free memory was 70.0MB in the beginning and 7.4GB in the end (delta: -7.3GB). Peak memory consumption was 805.7MB. Max. memory is 16.1GB. [2021-11-23 02:35:42,924 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:35:42,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 909.69ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 54.9MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 02:35:42,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.48ms. Allocated memory is still 107.0MB. Free memory was 54.9MB in the beginning and 49.2MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 02:35:42,927 INFO L158 Benchmark]: Boogie Preprocessor took 90.15ms. Allocated memory is still 107.0MB. Free memory was 49.2MB in the beginning and 45.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 02:35:42,927 INFO L158 Benchmark]: RCFGBuilder took 1634.38ms. Allocated memory was 107.0MB in the beginning and 151.0MB in the end (delta: 44.0MB). Free memory was 45.5MB in the beginning and 94.4MB in the end (delta: -48.9MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 02:35:42,927 INFO L158 Benchmark]: TraceAbstraction took 267517.62ms. Allocated memory was 151.0MB in the beginning and 8.2GB in the end (delta: 8.1GB). Free memory was 93.3MB in the beginning and 7.4GB in the end (delta: -7.3GB). Peak memory consumption was 785.1MB. Max. memory is 16.1GB. [2021-11-23 02:35:42,928 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 8.2GB. Free memory is still 7.4GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:35:42,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 909.69ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 54.9MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.48ms. Allocated memory is still 107.0MB. Free memory was 54.9MB in the beginning and 49.2MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.15ms. Allocated memory is still 107.0MB. Free memory was 49.2MB in the beginning and 45.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1634.38ms. Allocated memory was 107.0MB in the beginning and 151.0MB in the end (delta: 44.0MB). Free memory was 45.5MB in the beginning and 94.4MB in the end (delta: -48.9MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * TraceAbstraction took 267517.62ms. Allocated memory was 151.0MB in the beginning and 8.2GB in the end (delta: 8.1GB). Free memory was 93.3MB in the beginning and 7.4GB in the end (delta: -7.3GB). Peak memory consumption was 785.1MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 8.2GB. Free memory is still 7.4GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1841]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2576. Possible FailurePath: [L49] int __SELECTED_FEATURE_Base ; [L50] int __SELECTED_FEATURE_Keys ; [L51] int __SELECTED_FEATURE_Encrypt ; [L52] int __SELECTED_FEATURE_AutoResponder ; [L53] int __SELECTED_FEATURE_AddressBook ; [L54] int __SELECTED_FEATURE_Sign ; [L55] int __SELECTED_FEATURE_Forward ; [L56] int __SELECTED_FEATURE_Verify ; [L57] int __SELECTED_FEATURE_Decrypt ; [L58] int __GUIDSL_ROOT_PRODUCTION ; [L59] int __GUIDSL_NON_TERMINAL_main ; [L126] int __ste_Client_counter = 0; [L142] char *__ste_client_name0 = (char *)0; [L143] char *__ste_client_name1 = (char *)0; [L144] char *__ste_client_name2 = (char *)0; [L191] int __ste_client_outbuffer0 = 0; [L192] int __ste_client_outbuffer1 = 0; [L193] int __ste_client_outbuffer2 = 0; [L194] int __ste_client_outbuffer3 = 0; [L239] int __ste_ClientAddressBook_size0 = 0; [L240] int __ste_ClientAddressBook_size1 = 0; [L241] int __ste_ClientAddressBook_size2 = 0; [L311] int __ste_Client_AddressBook0_Alias0 = 0; [L312] int __ste_Client_AddressBook0_Alias1 = 0; [L313] int __ste_Client_AddressBook0_Alias2 = 0; [L314] int __ste_Client_AddressBook1_Alias0 = 0; [L315] int __ste_Client_AddressBook1_Alias1 = 0; [L316] int __ste_Client_AddressBook1_Alias2 = 0; [L317] int __ste_Client_AddressBook2_Alias0 = 0; [L318] int __ste_Client_AddressBook2_Alias1 = 0; [L319] int __ste_Client_AddressBook2_Alias2 = 0; [L514] int __ste_Client_AddressBook0_Address0 = 0; [L515] int __ste_Client_AddressBook0_Address1 = 0; [L516] int __ste_Client_AddressBook0_Address2 = 0; [L517] int __ste_Client_AddressBook1_Address0 = 0; [L518] int __ste_Client_AddressBook1_Address1 = 0; [L519] int __ste_Client_AddressBook1_Address2 = 0; [L520] int __ste_Client_AddressBook2_Address0 = 0; [L521] int __ste_Client_AddressBook2_Address1 = 0; [L522] int __ste_Client_AddressBook2_Address2 = 0; [L648] int __ste_client_autoResponse0 = 0; [L649] int __ste_client_autoResponse1 = 0; [L650] int __ste_client_autoResponse2 = 0; [L695] int __ste_client_privateKey0 = 0; [L696] int __ste_client_privateKey1 = 0; [L697] int __ste_client_privateKey2 = 0; [L742] int __ste_ClientKeyring_size0 = 0; [L743] int __ste_ClientKeyring_size1 = 0; [L744] int __ste_ClientKeyring_size2 = 0; [L814] int __ste_Client_Keyring0_User0 = 0; [L815] int __ste_Client_Keyring0_User1 = 0; [L816] int __ste_Client_Keyring0_User2 = 0; [L817] int __ste_Client_Keyring1_User0 = 0; [L818] int __ste_Client_Keyring1_User1 = 0; [L819] int __ste_Client_Keyring1_User2 = 0; [L820] int __ste_Client_Keyring2_User0 = 0; [L821] int __ste_Client_Keyring2_User1 = 0; [L822] int __ste_Client_Keyring2_User2 = 0; [L921] int __ste_Client_Keyring0_PublicKey0 = 0; [L922] int __ste_Client_Keyring0_PublicKey1 = 0; [L923] int __ste_Client_Keyring0_PublicKey2 = 0; [L924] int __ste_Client_Keyring1_PublicKey0 = 0; [L925] int __ste_Client_Keyring1_PublicKey1 = 0; [L926] int __ste_Client_Keyring1_PublicKey2 = 0; [L927] int __ste_Client_Keyring2_PublicKey0 = 0; [L928] int __ste_Client_Keyring2_PublicKey1 = 0; [L929] int __ste_Client_Keyring2_PublicKey2 = 0; [L1082] int __ste_client_forwardReceiver0 = 0; [L1083] int __ste_client_forwardReceiver1 = 0; [L1084] int __ste_client_forwardReceiver2 = 0; [L1085] int __ste_client_forwardReceiver3 = 0; [L1130] int __ste_client_idCounter0 = 0; [L1131] int __ste_client_idCounter1 = 0; [L1132] int __ste_client_idCounter2 = 0; [L1186] int bob ; [L1187] int rjh ; [L1188] int chuck ; [L1640] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L1866] int queue_empty = 1; [L1867] int queued_message ; [L1868] int queued_client ; [L2160] int __ste_Email_counter = 0; [L2176] int __ste_email_id0 = 0; [L2177] int __ste_email_id1 = 0; [L2213] int __ste_email_from0 = 0; [L2214] int __ste_email_from1 = 0; [L2250] int __ste_email_to0 = 0; [L2251] int __ste_email_to1 = 0; [L2287] char *__ste_email_subject0 ; [L2288] char *__ste_email_subject1 ; [L2326] char *__ste_email_body0 = (char *)0; [L2327] char *__ste_email_body1 = (char *)0; [L2365] int __ste_email_isEncrypted0 = 0; [L2366] int __ste_email_isEncrypted1 = 0; [L2402] int __ste_email_encryptionKey0 = 0; [L2403] int __ste_email_encryptionKey1 = 0; [L2439] int __ste_email_isSigned0 = 0; [L2440] int __ste_email_isSigned1 = 0; [L2476] int __ste_email_signKey0 = 0; [L2477] int __ste_email_signKey1 = 0; [L2513] int __ste_email_isSignatureVerified0 ; [L2514] int __ste_email_isSignatureVerified1 ; [L2551] int sent_signed = -1; [L1328] int retValue_acc ; [L1329] int tmp ; [L1333] FCALL select_helpers() [L1334] FCALL select_features() [L1335] CALL, EXPR valid_product() [L89] int retValue_acc ; [L92] retValue_acc = 1 [L93] return (retValue_acc); [L1335] RET, EXPR valid_product() [L1335] tmp = valid_product() [L1337] COND TRUE \read(tmp) [L1339] CALL setup() [L1305] char const * __restrict __cil_tmp1 ; [L1306] char const * __restrict __cil_tmp2 ; [L1307] char const * __restrict __cil_tmp3 ; [L1311] bob = 1 [L1312] CALL setup_bob(bob) [L1222] CALL setup_bob__wrappee__Base(bob___0) [L1212] CALL setClientId(bob___0, bob___0) VAL [\old(__ste_client_idCounter0)=0, \old(__ste_client_idCounter1)=0, \old(__ste_client_idCounter2)=0, \old(handle)=1, \old(value)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=0, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=0, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L1161] COND TRUE handle == 1 [L1162] __ste_client_idCounter0 = value [L1212] RET setClientId(bob___0, bob___0) VAL [\old(bob___0)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=0, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, bob___0=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L1222] RET setup_bob__wrappee__Base(bob___0) [L1223] CALL setClientPrivateKey(bob___0, 123) VAL [\old(__ste_client_privateKey0)=0, \old(__ste_client_privateKey1)=0, \old(__ste_client_privateKey2)=0, \old(handle)=1, \old(value)=123, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=0, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L726] COND TRUE handle == 1 [L727] __ste_client_privateKey0 = value [L1223] RET setClientPrivateKey(bob___0, 123) VAL [\old(bob___0)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, bob___0=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L1312] RET setup_bob(bob) [L1313] __cil_tmp1 = (char const * __restrict )"bob: %d\n" [L1315] rjh = 2 [L1316] CALL setup_rjh(rjh) [L1243] CALL setup_rjh__wrappee__Base(rjh___0) [L1233] CALL setClientId(rjh___0, rjh___0) VAL [\old(__ste_client_idCounter0)=1, \old(__ste_client_idCounter1)=0, \old(__ste_client_idCounter2)=0, \old(handle)=2, \old(value)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1161] COND FALSE !(handle == 1) [L1164] COND TRUE handle == 2 [L1165] __ste_client_idCounter1 = value [L1233] RET setClientId(rjh___0, rjh___0) VAL [\old(rjh___0)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, rjh___0=2, sent_signed=-1] [L1243] RET setup_rjh__wrappee__Base(rjh___0) [L1244] CALL setClientPrivateKey(rjh___0, 456) VAL [\old(__ste_client_privateKey0)=123, \old(__ste_client_privateKey1)=0, \old(__ste_client_privateKey2)=0, \old(handle)=2, \old(value)=456, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L726] COND FALSE !(handle == 1) [L729] COND TRUE handle == 2 [L730] __ste_client_privateKey1 = value [L1244] RET setClientPrivateKey(rjh___0, 456) VAL [\old(rjh___0)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, rjh___0=2, sent_signed=-1] [L1316] RET setup_rjh(rjh) [L1317] __cil_tmp2 = (char const * __restrict )"rjh: %d\n" [L1319] chuck = 3 [L1320] CALL setup_chuck(chuck) [L1264] CALL setup_chuck__wrappee__Base(chuck___0) [L1254] CALL setClientId(chuck___0, chuck___0) VAL [\old(__ste_client_idCounter0)=1, \old(__ste_client_idCounter1)=2, \old(__ste_client_idCounter2)=0, \old(handle)=3, \old(value)=3, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1161] COND FALSE !(handle == 1) [L1164] COND FALSE !(handle == 2) [L1167] COND TRUE handle == 3 [L1168] __ste_client_idCounter2 = value [L1254] RET setClientId(chuck___0, chuck___0) VAL [\old(chuck___0)=3, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, chuck___0=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1264] RET setup_chuck__wrappee__Base(chuck___0) [L1265] CALL setClientPrivateKey(chuck___0, 789) VAL [\old(__ste_client_privateKey0)=123, \old(__ste_client_privateKey1)=456, \old(__ste_client_privateKey2)=0, \old(handle)=3, \old(value)=789, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L726] COND FALSE !(handle == 1) [L729] COND FALSE !(handle == 2) [L732] COND TRUE handle == 3 [L733] __ste_client_privateKey2 = value [L1265] RET setClientPrivateKey(chuck___0, 789) VAL [\old(chuck___0)=3, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, chuck___0=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1320] RET setup_chuck(chuck) [L1321] __cil_tmp3 = (char const * __restrict )"chuck: %d\n" [L1339] RET setup() [L1340] CALL test() [L2610] int op1 ; [L2611] int op2 ; [L2612] int op3 ; [L2613] int op4 ; [L2614] int op5 ; [L2615] int op6 ; [L2616] int op7 ; [L2617] int op8 ; [L2618] int op9 ; [L2619] int op10 ; [L2620] int op11 ; [L2621] int splverifierCounter ; [L2622] int tmp ; [L2623] int tmp___0 ; [L2624] int tmp___1 ; [L2625] int tmp___2 ; [L2626] int tmp___3 ; [L2627] int tmp___4 ; [L2628] int tmp___5 ; [L2629] int tmp___6 ; [L2630] int tmp___7 ; [L2631] int tmp___8 ; [L2632] int tmp___9 ; [L2635] op1 = 0 [L2636] op2 = 0 [L2637] op3 = 0 [L2638] op4 = 0 [L2639] op5 = 0 [L2640] op6 = 0 [L2641] op7 = 0 [L2642] op8 = 0 [L2643] op9 = 0 [L2644] op10 = 0 [L2645] op11 = 0 [L2646] splverifierCounter = 0 VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=0] [L2648] COND TRUE 1 VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=0] [L2650] COND TRUE splverifierCounter < 4 [L2655] splverifierCounter = splverifierCounter + 1 VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1] [L2656] COND TRUE ! op1 [L2658] tmp___9 = __VERIFIER_nondet_int() [L2660] COND FALSE !(\read(tmp___9)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___9=0] [L2670] COND TRUE ! op2 [L2672] tmp___8 = __VERIFIER_nondet_int() [L2674] COND FALSE !(\read(tmp___8)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___8=0, tmp___9=0] [L2684] COND TRUE ! op3 [L2686] tmp___7 = __VERIFIER_nondet_int() [L2688] COND FALSE !(\read(tmp___7)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___7=0, tmp___8=0, tmp___9=0] [L2698] COND TRUE ! op4 [L2700] tmp___6 = __VERIFIER_nondet_int() [L2702] COND FALSE !(\read(tmp___6)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2712] COND TRUE ! op5 [L2714] tmp___5 = __VERIFIER_nondet_int() [L2716] COND FALSE !(\read(tmp___5)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2726] COND TRUE ! op6 [L2728] tmp___4 = __VERIFIER_nondet_int() [L2730] COND FALSE !(\read(tmp___4)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2737] COND TRUE ! op7 [L2739] tmp___3 = __VERIFIER_nondet_int() [L2741] COND FALSE !(\read(tmp___3)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2751] COND TRUE ! op8 [L2753] tmp___2 = __VERIFIER_nondet_int() [L2755] COND FALSE !(\read(tmp___2)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2762] COND TRUE ! op9 [L2764] tmp___1 = __VERIFIER_nondet_int() [L2766] COND FALSE !(\read(tmp___1)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2776] COND TRUE ! op10 [L2778] tmp___0 = __VERIFIER_nondet_int() [L2780] COND FALSE !(\read(tmp___0)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___0=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2790] COND TRUE ! op11 [L2792] tmp = __VERIFIER_nondet_int() [L2794] COND FALSE !(\read(tmp)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp=0, tmp___0=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2819] CALL bobToRjh() [L1271] int tmp ; [L1272] int tmp___0 ; [L1273] int tmp___1 ; [L1278] CALL sendEmail(bob, rjh) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1973] int email ; [L1974] int tmp ; [L1978] CALL, EXPR createEmail(0, receiver) [L2907] int retValue_acc ; [L2908] int msg ; [L2912] msg = 1 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(from)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(to)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, from=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, to=2] [L2913] CALL setEmailFrom(msg, from) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(value)=0, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2238] COND TRUE handle == 1 [L2239] __ste_email_from0 = value [L2913] RET setEmailFrom(msg, from) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(from)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(to)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, from=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, to=2] [L2914] CALL setEmailTo(msg, to) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(value)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2275] COND TRUE handle == 1 [L2276] __ste_email_to0 = value [L2914] RET setEmailTo(msg, to) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(from)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(to)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, from=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, to=2] [L2915] retValue_acc = msg [L2917] return (retValue_acc); [L1978] RET, EXPR createEmail(0, receiver) [L1978] tmp = createEmail(0, receiver) [L1979] email = tmp VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(receiver)=2, \old(sender)=1, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, email=1, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, receiver=2, rjh=2, sender=1, sent_signed=-1, tmp=1] [L1980] CALL outgoing(sender, email) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1902] CALL sign(client, msg) [L2073] int privkey ; [L2074] int tmp ; [L2078] CALL, EXPR getClientPrivateKey(client) [L699] int retValue_acc ; [L702] COND TRUE handle == 1 [L703] retValue_acc = __ste_client_privateKey0 [L704] return (retValue_acc); [L2078] RET, EXPR getClientPrivateKey(client) [L2078] tmp = getClientPrivateKey(client) [L2079] privkey = tmp [L2081] COND FALSE !(! privkey) [L2087] CALL setEmailIsSigned(msg, 1) [L2464] COND TRUE handle == 1 [L2465] __ste_email_isSigned0 = value [L2087] RET setEmailIsSigned(msg, 1) [L2088] CALL setEmailSignKey(msg, privkey) [L2501] COND TRUE handle == 1 [L2502] __ste_email_signKey0 = value [L2088] RET setEmailSignKey(msg, privkey) [L1902] RET sign(client, msg) [L1903] CALL outgoing__wrappee__AutoResponder(client, msg) [L1886] int tmp ; [L1890] CALL, EXPR getClientId(client) [L1134] int retValue_acc ; [L1137] COND TRUE handle == 1 [L1138] retValue_acc = __ste_client_idCounter0 [L1139] return (retValue_acc); [L1890] RET, EXPR getClientId(client) [L1890] tmp = getClientId(client) [L1891] CALL setEmailFrom(msg, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(value)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2238] COND TRUE handle == 1 [L2239] __ste_email_from0 = value [L1891] RET setEmailFrom(msg, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=1, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=1, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, tmp=1] [L1892] CALL mail(client, msg) [L1871] int __utac__ad__arg1 ; [L1872] int tmp ; [L1876] __utac__ad__arg1 = msg [L1877] CALL __utac_acc__SignVerify_spec__1(__utac__ad__arg1) [L2553] char const * __restrict __cil_tmp2 ; [L2558] CALL, EXPR isSigned(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2442] int retValue_acc ; [L2445] COND TRUE handle == 1 [L2446] retValue_acc = __ste_email_isSigned0 [L2447] return (retValue_acc); [L2558] RET, EXPR isSigned(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, isSigned(msg)=1, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2558] sent_signed = isSigned(msg) [L2559] __cil_tmp2 = (char const * __restrict )"sent_signed=%d\n" [L1877] RET __utac_acc__SignVerify_spec__1(__utac__ad__arg1) [L1879] CALL, EXPR getEmailTo(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2253] int retValue_acc ; [L2256] COND TRUE handle == 1 [L2257] retValue_acc = __ste_email_to0 [L2258] return (retValue_acc); [L1879] RET, EXPR getEmailTo(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=1, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, __utac__ad__arg1=1, bob=1, chuck=3, client=1, getEmailTo(msg)=2, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L1879] tmp = getEmailTo(msg) [L1880] CALL incoming(tmp, msg) [L1951] CALL verify(client, msg) [L2095] int __utac__ad__arg1 ; [L2096] int __utac__ad__arg2 ; [L2097] int tmp ; [L2098] int tmp___0 ; [L2099] int pubkey ; [L2100] int tmp___1 ; [L2101] int tmp___2 ; [L2102] int tmp___3 ; [L2103] int tmp___4 ; [L2107] __utac__ad__arg1 = client [L2108] __utac__ad__arg2 = msg [L2109] CALL __utac_acc__SignVerify_spec__2(__utac__ad__arg1, __utac__ad__arg2) [L2566] int pubkey ; [L2567] int tmp ; [L2568] int tmp___0 ; [L2569] int tmp___1 ; [L2570] int tmp___2 ; [L2571] char const * __restrict __cil_tmp8 ; [L2576] __cil_tmp8 = (char const * __restrict )"sent_signed=%d\n" [L2579] COND TRUE sent_signed == 1 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2581] CALL, EXPR getEmailFrom(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2216] int retValue_acc ; [L2219] COND TRUE handle == 1 [L2220] retValue_acc = __ste_email_from0 [L2221] return (retValue_acc); [L2581] RET, EXPR getEmailFrom(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, getEmailFrom(msg)=1, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2581] tmp = getEmailFrom(msg) [L2582] CALL, EXPR findPublicKey(client, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=2, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(userid)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L985] int retValue_acc ; [L988] COND FALSE !(handle == 1) [L1002] COND TRUE handle == 2 [L1003] COND FALSE !(userid == __ste_Client_Keyring1_User0) [L1007] COND FALSE !(userid == __ste_Client_Keyring1_User1) [L1011] retValue_acc = 0 [L1012] return (retValue_acc); [L2582] RET, EXPR findPublicKey(client, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, findPublicKey(client, tmp)=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1, tmp=1] [L2582] tmp___0 = findPublicKey(client, tmp) [L2583] pubkey = tmp___0 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, head={0:0}, msg=1, pubkey=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1, tmp=1, tmp___0=0] [L2585] COND TRUE pubkey == 0 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, head={0:0}, msg=1, pubkey=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1, tmp=1, tmp___0=0] [L2587] CALL __automaton_fail() VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L1841] reach_error() VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 163 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 267.2s, OverallIterations: 15, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 9.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1035 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 825 mSDsluCounter, 5486 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3043 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 891 IncrementalHoareTripleChecker+Invalid, 951 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 2824 mSDtfsCounter, 891 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 180 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 179.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67539occurred in iteration=14, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 70 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1227 NumberOfCodeBlocks, 1227 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 1533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1020 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 226/232 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 02:35:42,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V --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 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:35:45,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:35:45,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:35:45,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:35:45,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:35:45,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:35:45,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:35:45,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:35:45,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:35:45,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:35:45,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:35:45,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:35:45,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:35:45,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:35:45,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:35:45,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:35:45,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:35:45,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:35:45,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:35:45,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:35:45,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:35:45,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:35:45,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:35:45,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:35:45,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:35:45,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:35:45,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:35:45,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:35:45,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:35:45,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:35:45,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:35:45,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:35:45,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:35:45,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:35:45,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:35:45,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:35:45,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:35:45,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:35:45,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:35:45,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:35:45,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:35:45,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 02:35:45,715 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:35:45,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:35:45,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:35:45,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:35:45,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:35:45,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:35:45,717 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:35:45,718 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:35:45,718 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:35:45,718 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:35:45,718 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:35:45,719 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:35:45,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:35:45,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:35:45,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:35:45,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:35:45,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:35:45,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:35:45,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:35:45,721 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:35:45,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:35:45,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:35:45,722 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:35:45,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:35:45,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:35:45,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:35:45,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:35:45,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:35:45,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:35:45,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:35:45,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:35:45,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:35:45,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:35:45,725 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:35:45,725 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:35:45,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:35:45,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:35:45,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:35:45,726 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2021-11-23 02:35:46,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:35:46,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:35:46,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:35:46,154 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:35:46,154 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:35:46,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 02:35:46,240 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/caed87d29/18748e4ce135485ca766966e9a48e185/FLAG84eec4858 [2021-11-23 02:35:46,931 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:35:46,932 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2021-11-23 02:35:46,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/caed87d29/18748e4ce135485ca766966e9a48e185/FLAG84eec4858 [2021-11-23 02:35:47,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/data/caed87d29/18748e4ce135485ca766966e9a48e185 [2021-11-23 02:35:47,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:35:47,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:35:47,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:35:47,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:35:47,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:35:47,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:35:47" (1/1) ... [2021-11-23 02:35:47,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c3a54e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:47, skipping insertion in model container [2021-11-23 02:35:47,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:35:47" (1/1) ... [2021-11-23 02:35:47,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:35:47,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:35:47,746 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 02:35:47,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:35:47,937 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 02:35:47,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:35:48,078 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 02:35:48,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:35:48,122 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:35:48,209 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_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2021-11-23 02:35:48,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:35:48,307 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:35:48,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48 WrapperNode [2021-11-23 02:35:48,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:35:48,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:35:48,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:35:48,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:35:48,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,408 INFO L137 Inliner]: procedures = 130, calls = 208, calls flagged for inlining = 57, calls inlined = 48, statements flattened = 835 [2021-11-23 02:35:48,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:35:48,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:35:48,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:35:48,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:35:48,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:35:48,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:35:48,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:35:48,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:35:48,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (1/1) ... [2021-11-23 02:35:48,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:35:48,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:35:48,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:35:48,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:35:48,612 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 02:35:48,613 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 02:35:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 02:35:48,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 02:35:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 02:35:48,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 02:35:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 02:35:48,614 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 02:35:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 02:35:48,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 02:35:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 02:35:48,615 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 02:35:48,616 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 02:35:48,616 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 02:35:48,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 02:35:48,616 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 02:35:48,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 02:35:48,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:35:48,617 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 02:35:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 02:35:48,617 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 02:35:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 02:35:48,618 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 02:35:48,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 02:35:48,618 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 02:35:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 02:35:48,619 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 02:35:48,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 02:35:48,620 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 02:35:48,620 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 02:35:48,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 02:35:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 02:35:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 02:35:48,622 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 02:35:48,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 02:35:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 02:35:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 02:35:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 02:35:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 02:35:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 02:35:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 02:35:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:35:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:35:48,859 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:35:48,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:35:49,757 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:35:49,769 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:35:49,769 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:35:49,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:35:49 BoogieIcfgContainer [2021-11-23 02:35:49,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:35:49,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:35:49,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:35:49,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:35:49,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:35:47" (1/3) ... [2021-11-23 02:35:49,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e05b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:35:49, skipping insertion in model container [2021-11-23 02:35:49,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:35:48" (2/3) ... [2021-11-23 02:35:49,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e05b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:35:49, skipping insertion in model container [2021-11-23 02:35:49,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:35:49" (3/3) ... [2021-11-23 02:35:49,781 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product18.cil.c [2021-11-23 02:35:49,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:35:49,787 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:35:49,838 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:35:49,861 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 02:35:49,861 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:35:49,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 306 states, 239 states have (on average 1.5313807531380754) internal successors, (366), 243 states have internal predecessors, (366), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2021-11-23 02:35:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 02:35:49,931 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:49,932 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2021-11-23 02:35:49,932 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:49,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:49,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1073082891, now seen corresponding path program 1 times [2021-11-23 02:35:49,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:49,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293301461] [2021-11-23 02:35:49,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:49,954 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:49,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:49,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:49,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 02:35:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:50,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 02:35:50,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:50,686 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 02:35:50,686 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:50,870 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 02:35:50,871 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:50,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [293301461] [2021-11-23 02:35:50,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [293301461] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:50,873 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:50,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-23 02:35:50,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067207610] [2021-11-23 02:35:50,876 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:50,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:35:50,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:50,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:35:50,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:35:50,912 INFO L87 Difference]: Start difference. First operand has 306 states, 239 states have (on average 1.5313807531380754) internal successors, (366), 243 states have internal predecessors, (366), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:50,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:50,966 INFO L93 Difference]: Finished difference Result 457 states and 670 transitions. [2021-11-23 02:35:50,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:35:50,968 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 103 [2021-11-23 02:35:50,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:50,983 INFO L225 Difference]: With dead ends: 457 [2021-11-23 02:35:50,983 INFO L226 Difference]: Without dead ends: 298 [2021-11-23 02:35:50,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:35:50,993 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:50,994 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:35:51,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-11-23 02:35:51,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2021-11-23 02:35:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 233 states have (on average 1.5236051502145922) internal successors, (355), 235 states have internal predecessors, (355), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-11-23 02:35:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 444 transitions. [2021-11-23 02:35:51,085 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 444 transitions. Word has length 103 [2021-11-23 02:35:51,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:51,087 INFO L470 AbstractCegarLoop]: Abstraction has 298 states and 444 transitions. [2021-11-23 02:35:51,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 444 transitions. [2021-11-23 02:35:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 02:35:51,095 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:51,095 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2021-11-23 02:35:51,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:51,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:51,309 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:51,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:51,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1556511141, now seen corresponding path program 1 times [2021-11-23 02:35:51,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:51,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701058629] [2021-11-23 02:35:51,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:51,312 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:51,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:51,313 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:51,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 02:35:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:51,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:35:51,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 02:35:51,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 02:35:52,128 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:52,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701058629] [2021-11-23 02:35:52,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [701058629] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:35:52,129 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:35:52,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-23 02:35:52,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126672675] [2021-11-23 02:35:52,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:52,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:35:52,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:52,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:35:52,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:35:52,133 INFO L87 Difference]: Start difference. First operand 298 states and 444 transitions. Second operand has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-23 02:35:52,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:52,238 INFO L93 Difference]: Finished difference Result 587 states and 878 transitions. [2021-11-23 02:35:52,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:35:52,239 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) Word has length 104 [2021-11-23 02:35:52,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:52,245 INFO L225 Difference]: With dead ends: 587 [2021-11-23 02:35:52,245 INFO L226 Difference]: Without dead ends: 300 [2021-11-23 02:35:52,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:35:52,249 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 125 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 1596 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:52,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 1596 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:35:52,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2021-11-23 02:35:52,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 300. [2021-11-23 02:35:52,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 234 states have (on average 1.5213675213675213) internal successors, (356), 237 states have internal predecessors, (356), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (45), 43 states have call predecessors, (45), 43 states have call successors, (45) [2021-11-23 02:35:52,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2021-11-23 02:35:52,281 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 104 [2021-11-23 02:35:52,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:52,282 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2021-11-23 02:35:52,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-23 02:35:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2021-11-23 02:35:52,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 02:35:52,286 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:52,287 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2021-11-23 02:35:52,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:52,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:52,508 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:52,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:52,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1820602742, now seen corresponding path program 1 times [2021-11-23 02:35:52,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:52,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072248699] [2021-11-23 02:35:52,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:52,510 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:52,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:52,517 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:52,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-23 02:35:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:52,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:35:52,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 02:35:53,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 02:35:53,274 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:53,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072248699] [2021-11-23 02:35:53,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2072248699] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:35:53,278 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:35:53,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-23 02:35:53,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973170234] [2021-11-23 02:35:53,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:53,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:35:53,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:53,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:35:53,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:35:53,284 INFO L87 Difference]: Start difference. First operand 300 states and 447 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-23 02:35:53,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:53,378 INFO L93 Difference]: Finished difference Result 589 states and 882 transitions. [2021-11-23 02:35:53,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:35:53,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 105 [2021-11-23 02:35:53,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:53,383 INFO L225 Difference]: With dead ends: 589 [2021-11-23 02:35:53,383 INFO L226 Difference]: Without dead ends: 302 [2021-11-23 02:35:53,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:35:53,386 INFO L933 BasicCegarLoop]: 433 mSDtfsCounter, 124 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 1585 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:53,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 1585 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:53,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2021-11-23 02:35:53,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2021-11-23 02:35:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 235 states have (on average 1.5191489361702128) internal successors, (357), 239 states have internal predecessors, (357), 46 states have call successors, (46), 19 states have call predecessors, (46), 20 states have return successors, (49), 43 states have call predecessors, (49), 43 states have call successors, (49) [2021-11-23 02:35:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 452 transitions. [2021-11-23 02:35:53,431 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 452 transitions. Word has length 105 [2021-11-23 02:35:53,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:53,432 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 452 transitions. [2021-11-23 02:35:53,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2021-11-23 02:35:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 452 transitions. [2021-11-23 02:35:53,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 02:35:53,440 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:53,440 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:35:53,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:53,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:53,652 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:53,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:53,653 INFO L85 PathProgramCache]: Analyzing trace with hash 299764230, now seen corresponding path program 1 times [2021-11-23 02:35:53,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:53,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375113031] [2021-11-23 02:35:53,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:53,655 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:53,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:53,656 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:53,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-23 02:35:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:53,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:35:53,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:54,139 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:54,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 02:35:54,348 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:54,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375113031] [2021-11-23 02:35:54,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [375113031] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:54,352 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:54,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:35:54,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064673157] [2021-11-23 02:35:54,359 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:54,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:35:54,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:54,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:35:54,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:35:54,361 INFO L87 Difference]: Start difference. First operand 302 states and 452 transitions. Second operand has 7 states, 5 states have (on average 18.4) internal successors, (92), 7 states have internal predecessors, (92), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:35:54,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:54,470 INFO L93 Difference]: Finished difference Result 581 states and 872 transitions. [2021-11-23 02:35:54,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:35:54,471 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 18.4) internal successors, (92), 7 states have internal predecessors, (92), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) Word has length 106 [2021-11-23 02:35:54,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:54,477 INFO L225 Difference]: With dead ends: 581 [2021-11-23 02:35:54,477 INFO L226 Difference]: Without dead ends: 302 [2021-11-23 02:35:54,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:35:54,488 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 123 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 2332 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:54,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 2332 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:54,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2021-11-23 02:35:54,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2021-11-23 02:35:54,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 235 states have (on average 1.5191489361702128) internal successors, (357), 239 states have internal predecessors, (357), 46 states have call successors, (46), 19 states have call predecessors, (46), 20 states have return successors, (48), 43 states have call predecessors, (48), 43 states have call successors, (48) [2021-11-23 02:35:54,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 451 transitions. [2021-11-23 02:35:54,544 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 451 transitions. Word has length 106 [2021-11-23 02:35:54,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:54,546 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 451 transitions. [2021-11-23 02:35:54,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 18.4) internal successors, (92), 7 states have internal predecessors, (92), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:35:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 451 transitions. [2021-11-23 02:35:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 02:35:54,552 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:54,552 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:35:54,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:54,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:54,767 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:54,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:54,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1141821811, now seen corresponding path program 2 times [2021-11-23 02:35:54,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:54,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630843171] [2021-11-23 02:35:54,769 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 02:35:54,769 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:54,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:54,770 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:54,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-23 02:35:54,990 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 02:35:54,990 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:35:55,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:35:55,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 02:35:55,187 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 02:35:55,395 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:55,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630843171] [2021-11-23 02:35:55,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630843171] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:55,395 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:55,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-23 02:35:55,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813220080] [2021-11-23 02:35:55,396 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:55,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:35:55,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:55,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:35:55,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:35:55,398 INFO L87 Difference]: Start difference. First operand 302 states and 451 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:55,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:55,505 INFO L93 Difference]: Finished difference Result 533 states and 797 transitions. [2021-11-23 02:35:55,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:35:55,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 107 [2021-11-23 02:35:55,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:55,511 INFO L225 Difference]: With dead ends: 533 [2021-11-23 02:35:55,511 INFO L226 Difference]: Without dead ends: 388 [2021-11-23 02:35:55,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:35:55,513 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 111 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:55,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 1014 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:55,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2021-11-23 02:35:55,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 380. [2021-11-23 02:35:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 299 states have (on average 1.5518394648829432) internal successors, (464), 303 states have internal predecessors, (464), 60 states have call successors, (60), 19 states have call predecessors, (60), 20 states have return successors, (63), 57 states have call predecessors, (63), 57 states have call successors, (63) [2021-11-23 02:35:55,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 587 transitions. [2021-11-23 02:35:55,547 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 587 transitions. Word has length 107 [2021-11-23 02:35:55,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:55,547 INFO L470 AbstractCegarLoop]: Abstraction has 380 states and 587 transitions. [2021-11-23 02:35:55,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 587 transitions. [2021-11-23 02:35:55,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 02:35:55,552 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:55,552 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:35:55,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:55,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:55,767 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:55,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:55,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1731237133, now seen corresponding path program 1 times [2021-11-23 02:35:55,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:55,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1341766111] [2021-11-23 02:35:55,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:55,768 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:55,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:55,769 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:55,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-23 02:35:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:56,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:35:56,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:56,274 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 02:35:56,275 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:56,534 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 02:35:56,535 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:56,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1341766111] [2021-11-23 02:35:56,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1341766111] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:56,535 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:56,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:35:56,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982255801] [2021-11-23 02:35:56,536 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:56,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:35:56,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:56,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:35:56,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:35:56,538 INFO L87 Difference]: Start difference. First operand 380 states and 587 transitions. Second operand has 7 states, 5 states have (on average 21.2) internal successors, (106), 7 states have internal predecessors, (106), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:35:56,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:56,668 INFO L93 Difference]: Finished difference Result 739 states and 1147 transitions. [2021-11-23 02:35:56,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:35:56,669 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 5 states have (on average 21.2) internal successors, (106), 7 states have internal predecessors, (106), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) Word has length 119 [2021-11-23 02:35:56,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:56,673 INFO L225 Difference]: With dead ends: 739 [2021-11-23 02:35:56,673 INFO L226 Difference]: Without dead ends: 382 [2021-11-23 02:35:56,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:35:56,678 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 242 mSDsluCounter, 1165 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:56,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 1601 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:56,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-11-23 02:35:56,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2021-11-23 02:35:56,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 300 states have (on average 1.55) internal successors, (465), 305 states have internal predecessors, (465), 60 states have call successors, (60), 19 states have call predecessors, (60), 21 states have return successors, (65), 57 states have call predecessors, (65), 57 states have call successors, (65) [2021-11-23 02:35:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 590 transitions. [2021-11-23 02:35:56,718 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 590 transitions. Word has length 119 [2021-11-23 02:35:56,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:56,720 INFO L470 AbstractCegarLoop]: Abstraction has 382 states and 590 transitions. [2021-11-23 02:35:56,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 5 states have (on average 21.2) internal successors, (106), 7 states have internal predecessors, (106), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 2 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:35:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 590 transitions. [2021-11-23 02:35:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 02:35:56,724 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:56,724 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:35:56,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:56,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:56,939 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:56,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:56,939 INFO L85 PathProgramCache]: Analyzing trace with hash -639045209, now seen corresponding path program 1 times [2021-11-23 02:35:56,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:56,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [437740190] [2021-11-23 02:35:56,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:56,940 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:56,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:56,941 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:56,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-23 02:35:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:57,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:35:57,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:57,457 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 02:35:57,457 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:57,713 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 02:35:57,713 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:57,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [437740190] [2021-11-23 02:35:57,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [437740190] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:57,713 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:57,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:35:57,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185488761] [2021-11-23 02:35:57,714 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:57,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:35:57,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:57,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:35:57,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:35:57,715 INFO L87 Difference]: Start difference. First operand 382 states and 590 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:35:57,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:57,866 INFO L93 Difference]: Finished difference Result 737 states and 1142 transitions. [2021-11-23 02:35:57,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:35:57,867 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 120 [2021-11-23 02:35:57,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:57,873 INFO L225 Difference]: With dead ends: 737 [2021-11-23 02:35:57,873 INFO L226 Difference]: Without dead ends: 382 [2021-11-23 02:35:57,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:35:57,876 INFO L933 BasicCegarLoop]: 433 mSDtfsCounter, 244 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 1162 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:57,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [261 Valid, 1162 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:35:57,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-11-23 02:35:57,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2021-11-23 02:35:57,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 300 states have (on average 1.55) internal successors, (465), 305 states have internal predecessors, (465), 60 states have call successors, (60), 19 states have call predecessors, (60), 21 states have return successors, (64), 57 states have call predecessors, (64), 57 states have call successors, (64) [2021-11-23 02:35:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 589 transitions. [2021-11-23 02:35:57,917 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 589 transitions. Word has length 120 [2021-11-23 02:35:57,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:57,917 INFO L470 AbstractCegarLoop]: Abstraction has 382 states and 589 transitions. [2021-11-23 02:35:57,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:35:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 589 transitions. [2021-11-23 02:35:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 02:35:57,921 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:57,922 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:35:57,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:58,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:58,136 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:58,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:58,137 INFO L85 PathProgramCache]: Analyzing trace with hash -184396515, now seen corresponding path program 2 times [2021-11-23 02:35:58,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:58,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [855366863] [2021-11-23 02:35:58,137 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 02:35:58,137 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:58,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:58,138 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:58,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-23 02:35:58,360 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 02:35:58,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:35:58,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:35:58,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:35:58,576 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:35:58,816 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:58,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [855366863] [2021-11-23 02:35:58,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [855366863] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:58,816 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:58,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:35:58,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104980293] [2021-11-23 02:35:58,817 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:58,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:35:58,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:58,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:35:58,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:58,819 INFO L87 Difference]: Start difference. First operand 382 states and 589 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:58,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:35:58,859 INFO L93 Difference]: Finished difference Result 763 states and 1182 transitions. [2021-11-23 02:35:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:35:58,860 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 121 [2021-11-23 02:35:58,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:35:58,864 INFO L225 Difference]: With dead ends: 763 [2021-11-23 02:35:58,865 INFO L226 Difference]: Without dead ends: 441 [2021-11-23 02:35:58,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:35:58,867 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 107 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:35:58,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 860 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:35:58,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2021-11-23 02:35:58,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 433. [2021-11-23 02:35:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 340 states have (on average 1.5529411764705883) internal successors, (528), 345 states have internal predecessors, (528), 71 states have call successors, (71), 19 states have call predecessors, (71), 21 states have return successors, (76), 68 states have call predecessors, (76), 68 states have call successors, (76) [2021-11-23 02:35:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 675 transitions. [2021-11-23 02:35:58,904 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 675 transitions. Word has length 121 [2021-11-23 02:35:58,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:35:58,905 INFO L470 AbstractCegarLoop]: Abstraction has 433 states and 675 transitions. [2021-11-23 02:35:58,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:35:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 675 transitions. [2021-11-23 02:35:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 02:35:58,910 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:35:58,910 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:35:58,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-23 02:35:59,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:35:59,128 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:35:59,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:35:59,128 INFO L85 PathProgramCache]: Analyzing trace with hash 532214503, now seen corresponding path program 1 times [2021-11-23 02:35:59,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:35:59,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914764728] [2021-11-23 02:35:59,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:35:59,129 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:35:59,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:35:59,132 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:35:59,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-23 02:35:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:35:59,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:35:59,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:35:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 02:35:59,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:35:59,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 02:35:59,882 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:35:59,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [914764728] [2021-11-23 02:35:59,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [914764728] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:35:59,883 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:35:59,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:35:59,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008692966] [2021-11-23 02:35:59,883 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:35:59,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:35:59,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:35:59,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:35:59,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:35:59,885 INFO L87 Difference]: Start difference. First operand 433 states and 675 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:36:00,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:00,031 INFO L93 Difference]: Finished difference Result 841 states and 1321 transitions. [2021-11-23 02:36:00,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:36:00,032 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 122 [2021-11-23 02:36:00,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:00,036 INFO L225 Difference]: With dead ends: 841 [2021-11-23 02:36:00,036 INFO L226 Difference]: Without dead ends: 435 [2021-11-23 02:36:00,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-23 02:36:00,039 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 234 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 1590 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:00,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [250 Valid, 1590 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:36:00,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2021-11-23 02:36:00,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2021-11-23 02:36:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 341 states have (on average 1.5513196480938416) internal successors, (529), 347 states have internal predecessors, (529), 71 states have call successors, (71), 19 states have call predecessors, (71), 22 states have return successors, (82), 68 states have call predecessors, (82), 68 states have call successors, (82) [2021-11-23 02:36:00,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 682 transitions. [2021-11-23 02:36:00,081 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 682 transitions. Word has length 122 [2021-11-23 02:36:00,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:00,082 INFO L470 AbstractCegarLoop]: Abstraction has 435 states and 682 transitions. [2021-11-23 02:36:00,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 7 states have internal predecessors, (107), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2021-11-23 02:36:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 682 transitions. [2021-11-23 02:36:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 02:36:00,085 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:00,086 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:00,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:00,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:00,300 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:00,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:00,300 INFO L85 PathProgramCache]: Analyzing trace with hash -36455390, now seen corresponding path program 1 times [2021-11-23 02:36:00,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:00,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022533453] [2021-11-23 02:36:00,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:00,301 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:00,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:00,302 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:00,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-23 02:36:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:00,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:00,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:00,734 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:00,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:00,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:00,933 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:00,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022533453] [2021-11-23 02:36:00,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2022533453] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:00,934 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:00,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:00,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479714971] [2021-11-23 02:36:00,934 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:00,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:00,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:00,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:00,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:00,936 INFO L87 Difference]: Start difference. First operand 435 states and 682 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:00,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:00,990 INFO L93 Difference]: Finished difference Result 924 states and 1469 transitions. [2021-11-23 02:36:00,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:00,991 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 123 [2021-11-23 02:36:00,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:00,996 INFO L225 Difference]: With dead ends: 924 [2021-11-23 02:36:00,996 INFO L226 Difference]: Without dead ends: 558 [2021-11-23 02:36:01,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:01,001 INFO L933 BasicCegarLoop]: 461 mSDtfsCounter, 105 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 892 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:01,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 892 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:01,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-11-23 02:36:01,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 550. [2021-11-23 02:36:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 431 states have (on average 1.568445475638051) internal successors, (676), 437 states have internal predecessors, (676), 96 states have call successors, (96), 19 states have call predecessors, (96), 22 states have return successors, (111), 93 states have call predecessors, (111), 93 states have call successors, (111) [2021-11-23 02:36:01,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 883 transitions. [2021-11-23 02:36:01,066 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 883 transitions. Word has length 123 [2021-11-23 02:36:01,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:01,067 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 883 transitions. [2021-11-23 02:36:01,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 883 transitions. [2021-11-23 02:36:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 02:36:01,071 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:01,072 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:01,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:01,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:01,286 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:01,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:01,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1528974075, now seen corresponding path program 1 times [2021-11-23 02:36:01,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:01,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1639352944] [2021-11-23 02:36:01,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:01,287 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:01,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:01,288 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:01,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-23 02:36:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:01,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:01,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:01,698 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:01,892 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:01,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1639352944] [2021-11-23 02:36:01,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1639352944] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:01,892 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:01,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:01,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189787398] [2021-11-23 02:36:01,893 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:01,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:01,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:01,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:01,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:01,895 INFO L87 Difference]: Start difference. First operand 550 states and 883 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:02,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:02,000 INFO L93 Difference]: Finished difference Result 1261 states and 2053 transitions. [2021-11-23 02:36:02,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:02,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 124 [2021-11-23 02:36:02,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:02,008 INFO L225 Difference]: With dead ends: 1261 [2021-11-23 02:36:02,008 INFO L226 Difference]: Without dead ends: 786 [2021-11-23 02:36:02,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:02,011 INFO L933 BasicCegarLoop]: 459 mSDtfsCounter, 103 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:02,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 896 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:02,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2021-11-23 02:36:02,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 778. [2021-11-23 02:36:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 778 states, 613 states have (on average 1.5905383360522023) internal successors, (975), 619 states have internal predecessors, (975), 142 states have call successors, (142), 19 states have call predecessors, (142), 22 states have return successors, (157), 139 states have call predecessors, (157), 139 states have call successors, (157) [2021-11-23 02:36:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 1274 transitions. [2021-11-23 02:36:02,094 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 1274 transitions. Word has length 124 [2021-11-23 02:36:02,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:02,095 INFO L470 AbstractCegarLoop]: Abstraction has 778 states and 1274 transitions. [2021-11-23 02:36:02,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:02,096 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1274 transitions. [2021-11-23 02:36:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 02:36:02,102 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:02,102 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:02,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:02,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:02,316 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:02,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:02,317 INFO L85 PathProgramCache]: Analyzing trace with hash -611425968, now seen corresponding path program 1 times [2021-11-23 02:36:02,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:02,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1900333193] [2021-11-23 02:36:02,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:02,317 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:02,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:02,318 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:02,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-23 02:36:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:02,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:02,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:02,737 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:02,912 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:02,912 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:02,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1900333193] [2021-11-23 02:36:02,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1900333193] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:02,912 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:02,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:02,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990204657] [2021-11-23 02:36:02,913 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:02,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:02,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:02,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:02,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:02,914 INFO L87 Difference]: Start difference. First operand 778 states and 1274 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:03,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:03,020 INFO L93 Difference]: Finished difference Result 1898 states and 3160 transitions. [2021-11-23 02:36:03,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:03,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 125 [2021-11-23 02:36:03,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:03,030 INFO L225 Difference]: With dead ends: 1898 [2021-11-23 02:36:03,031 INFO L226 Difference]: Without dead ends: 1204 [2021-11-23 02:36:03,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:03,035 INFO L933 BasicCegarLoop]: 455 mSDtfsCounter, 101 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:03,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 889 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:03,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2021-11-23 02:36:03,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1196. [2021-11-23 02:36:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1196 states, 959 states have (on average 1.6141814389989573) internal successors, (1548), 965 states have internal predecessors, (1548), 214 states have call successors, (214), 19 states have call predecessors, (214), 22 states have return successors, (237), 211 states have call predecessors, (237), 211 states have call successors, (237) [2021-11-23 02:36:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1999 transitions. [2021-11-23 02:36:03,158 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1999 transitions. Word has length 125 [2021-11-23 02:36:03,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:03,158 INFO L470 AbstractCegarLoop]: Abstraction has 1196 states and 1999 transitions. [2021-11-23 02:36:03,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:03,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1999 transitions. [2021-11-23 02:36:03,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 02:36:03,166 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:03,166 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:03,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:03,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:03,385 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:03,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:03,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1926112186, now seen corresponding path program 1 times [2021-11-23 02:36:03,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:03,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [55006994] [2021-11-23 02:36:03,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:03,386 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:03,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:03,387 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:03,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-23 02:36:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:03,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:03,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:03,770 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:03,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:03,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:03,961 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:03,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [55006994] [2021-11-23 02:36:03,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [55006994] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:03,962 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:03,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:03,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705725887] [2021-11-23 02:36:03,962 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:03,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:03,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:03,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:03,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:03,963 INFO L87 Difference]: Start difference. First operand 1196 states and 1999 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:04,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:04,138 INFO L93 Difference]: Finished difference Result 3093 states and 5241 transitions. [2021-11-23 02:36:04,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:04,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 126 [2021-11-23 02:36:04,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:04,162 INFO L225 Difference]: With dead ends: 3093 [2021-11-23 02:36:04,163 INFO L226 Difference]: Without dead ends: 1990 [2021-11-23 02:36:04,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:04,170 INFO L933 BasicCegarLoop]: 455 mSDtfsCounter, 99 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:04,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 889 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:04,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1990 states. [2021-11-23 02:36:04,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1990 to 1982. [2021-11-23 02:36:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1982 states, 1625 states have (on average 1.6326153846153846) internal successors, (2653), 1631 states have internal predecessors, (2653), 334 states have call successors, (334), 19 states have call predecessors, (334), 22 states have return successors, (373), 331 states have call predecessors, (373), 331 states have call successors, (373) [2021-11-23 02:36:04,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1982 states and 3360 transitions. [2021-11-23 02:36:04,371 INFO L78 Accepts]: Start accepts. Automaton has 1982 states and 3360 transitions. Word has length 126 [2021-11-23 02:36:04,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:04,372 INFO L470 AbstractCegarLoop]: Abstraction has 1982 states and 3360 transitions. [2021-11-23 02:36:04,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 3360 transitions. [2021-11-23 02:36:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 02:36:04,385 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:04,385 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:04,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:04,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:04,599 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:04,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:04,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1639798572, now seen corresponding path program 1 times [2021-11-23 02:36:04,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:04,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565791590] [2021-11-23 02:36:04,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:04,600 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:04,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:04,601 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:04,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-23 02:36:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:04,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:04,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:05,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:05,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:05,285 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:05,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565791590] [2021-11-23 02:36:05,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1565791590] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:05,285 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:05,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:05,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393009231] [2021-11-23 02:36:05,286 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:05,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:05,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:05,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:05,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:05,288 INFO L87 Difference]: Start difference. First operand 1982 states and 3360 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:05,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:05,540 INFO L93 Difference]: Finished difference Result 5509 states and 9414 transitions. [2021-11-23 02:36:05,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:05,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 127 [2021-11-23 02:36:05,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:05,570 INFO L225 Difference]: With dead ends: 5509 [2021-11-23 02:36:05,570 INFO L226 Difference]: Without dead ends: 3624 [2021-11-23 02:36:05,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:05,579 INFO L933 BasicCegarLoop]: 470 mSDtfsCounter, 97 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 912 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:05,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 912 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:05,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3624 states. [2021-11-23 02:36:05,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3624 to 3616. [2021-11-23 02:36:05,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3616 states, 2971 states have (on average 1.6311006395153147) internal successors, (4846), 2977 states have internal predecessors, (4846), 622 states have call successors, (622), 19 states have call predecessors, (622), 22 states have return successors, (693), 619 states have call predecessors, (693), 619 states have call successors, (693) [2021-11-23 02:36:05,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 3616 states and 6161 transitions. [2021-11-23 02:36:05,903 INFO L78 Accepts]: Start accepts. Automaton has 3616 states and 6161 transitions. Word has length 127 [2021-11-23 02:36:05,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:05,903 INFO L470 AbstractCegarLoop]: Abstraction has 3616 states and 6161 transitions. [2021-11-23 02:36:05,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:05,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3616 states and 6161 transitions. [2021-11-23 02:36:05,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 02:36:05,916 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:05,917 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:05,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:06,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:06,133 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:06,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:06,133 INFO L85 PathProgramCache]: Analyzing trace with hash 558124650, now seen corresponding path program 1 times [2021-11-23 02:36:06,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:06,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1350933833] [2021-11-23 02:36:06,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:06,134 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:06,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:06,136 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:06,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-23 02:36:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:06,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:06,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:06,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:06,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:06,738 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:06,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1350933833] [2021-11-23 02:36:06,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1350933833] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:06,738 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:06,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:06,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77887472] [2021-11-23 02:36:06,739 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:06,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:06,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:06,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:06,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:06,740 INFO L87 Difference]: Start difference. First operand 3616 states and 6161 transitions. Second operand has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:07,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:07,209 INFO L93 Difference]: Finished difference Result 10243 states and 17552 transitions. [2021-11-23 02:36:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:07,210 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 128 [2021-11-23 02:36:07,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:07,302 INFO L225 Difference]: With dead ends: 10243 [2021-11-23 02:36:07,303 INFO L226 Difference]: Without dead ends: 6730 [2021-11-23 02:36:07,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 253 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:07,321 INFO L933 BasicCegarLoop]: 458 mSDtfsCounter, 95 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 895 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:07,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 895 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:07,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6730 states. [2021-11-23 02:36:07,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6730 to 6722. [2021-11-23 02:36:07,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6722 states, 5565 states have (on average 1.6300089847259658) internal successors, (9071), 5571 states have internal predecessors, (9071), 1134 states have call successors, (1134), 19 states have call predecessors, (1134), 22 states have return successors, (1269), 1131 states have call predecessors, (1269), 1131 states have call successors, (1269) [2021-11-23 02:36:08,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6722 states to 6722 states and 11474 transitions. [2021-11-23 02:36:08,005 INFO L78 Accepts]: Start accepts. Automaton has 6722 states and 11474 transitions. Word has length 128 [2021-11-23 02:36:08,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:08,006 INFO L470 AbstractCegarLoop]: Abstraction has 6722 states and 11474 transitions. [2021-11-23 02:36:08,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6722 states and 11474 transitions. [2021-11-23 02:36:08,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 02:36:08,029 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:08,029 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:08,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:08,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:08,244 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:08,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:08,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1227996238, now seen corresponding path program 1 times [2021-11-23 02:36:08,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:08,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401085175] [2021-11-23 02:36:08,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:08,245 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:08,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:08,246 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:08,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-23 02:36:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:08,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:08,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:08,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:08,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:08,877 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:08,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1401085175] [2021-11-23 02:36:08,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1401085175] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:08,877 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:08,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:08,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437011914] [2021-11-23 02:36:08,878 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:08,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:08,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:08,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:08,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:08,879 INFO L87 Difference]: Start difference. First operand 6722 states and 11474 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:09,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:09,787 INFO L93 Difference]: Finished difference Result 19619 states and 33549 transitions. [2021-11-23 02:36:09,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:09,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 129 [2021-11-23 02:36:09,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:09,888 INFO L225 Difference]: With dead ends: 19619 [2021-11-23 02:36:09,889 INFO L226 Difference]: Without dead ends: 13004 [2021-11-23 02:36:09,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:09,918 INFO L933 BasicCegarLoop]: 466 mSDtfsCounter, 93 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:09,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 908 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:09,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13004 states. [2021-11-23 02:36:11,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13004 to 12996. [2021-11-23 02:36:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12996 states, 10751 states have (on average 1.6177099804669333) internal successors, (17392), 10757 states have internal predecessors, (17392), 2222 states have call successors, (2222), 19 states have call predecessors, (2222), 22 states have return successors, (2485), 2219 states have call predecessors, (2485), 2219 states have call successors, (2485) [2021-11-23 02:36:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12996 states to 12996 states and 22099 transitions. [2021-11-23 02:36:11,228 INFO L78 Accepts]: Start accepts. Automaton has 12996 states and 22099 transitions. Word has length 129 [2021-11-23 02:36:11,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:11,229 INFO L470 AbstractCegarLoop]: Abstraction has 12996 states and 22099 transitions. [2021-11-23 02:36:11,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 12996 states and 22099 transitions. [2021-11-23 02:36:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 02:36:11,255 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:11,256 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 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] [2021-11-23 02:36:11,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:11,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:11,470 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:11,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:11,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1839467062, now seen corresponding path program 1 times [2021-11-23 02:36:11,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:11,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1067697644] [2021-11-23 02:36:11,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:11,472 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:11,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:11,472 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:11,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-23 02:36:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:11,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:36:11,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 02:36:11,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:12,085 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 02:36:12,085 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:12,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1067697644] [2021-11-23 02:36:12,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1067697644] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:12,086 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:12,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-23 02:36:12,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249626242] [2021-11-23 02:36:12,087 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:12,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 02:36:12,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:12,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 02:36:12,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:36:12,088 INFO L87 Difference]: Start difference. First operand 12996 states and 22099 transitions. Second operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2021-11-23 02:36:13,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:13,678 INFO L93 Difference]: Finished difference Result 31853 states and 54157 transitions. [2021-11-23 02:36:13,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:36:13,679 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 130 [2021-11-23 02:36:13,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:13,776 INFO L225 Difference]: With dead ends: 31853 [2021-11-23 02:36:13,776 INFO L226 Difference]: Without dead ends: 18973 [2021-11-23 02:36:13,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:36:13,823 INFO L933 BasicCegarLoop]: 556 mSDtfsCounter, 663 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 663 SdHoareTripleChecker+Valid, 1040 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:13,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [663 Valid, 1040 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:36:13,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18973 states. [2021-11-23 02:36:15,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18973 to 12877. [2021-11-23 02:36:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12877 states, 10631 states have (on average 1.5887498824193396) internal successors, (16890), 10636 states have internal predecessors, (16890), 2222 states have call successors, (2222), 21 states have call predecessors, (2222), 23 states have return successors, (2481), 2219 states have call predecessors, (2481), 2219 states have call successors, (2481) [2021-11-23 02:36:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12877 states to 12877 states and 21593 transitions. [2021-11-23 02:36:15,294 INFO L78 Accepts]: Start accepts. Automaton has 12877 states and 21593 transitions. Word has length 130 [2021-11-23 02:36:15,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:15,294 INFO L470 AbstractCegarLoop]: Abstraction has 12877 states and 21593 transitions. [2021-11-23 02:36:15,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2021-11-23 02:36:15,295 INFO L276 IsEmpty]: Start isEmpty. Operand 12877 states and 21593 transitions. [2021-11-23 02:36:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 02:36:15,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:15,317 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:15,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:15,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:15,532 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:15,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:15,532 INFO L85 PathProgramCache]: Analyzing trace with hash 270844235, now seen corresponding path program 1 times [2021-11-23 02:36:15,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:15,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1778476787] [2021-11-23 02:36:15,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:15,533 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:15,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:15,534 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:15,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-23 02:36:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:15,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:15,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:15,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:15,931 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:16,126 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:16,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1778476787] [2021-11-23 02:36:16,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1778476787] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:16,126 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:16,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:16,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33067216] [2021-11-23 02:36:16,130 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:16,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:16,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:16,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:16,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:16,132 INFO L87 Difference]: Start difference. First operand 12877 states and 21593 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:17,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:17,730 INFO L93 Difference]: Finished difference Result 37418 states and 62861 transitions. [2021-11-23 02:36:17,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:17,731 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2021-11-23 02:36:17,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:17,846 INFO L225 Difference]: With dead ends: 37418 [2021-11-23 02:36:17,846 INFO L226 Difference]: Without dead ends: 24663 [2021-11-23 02:36:17,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:17,883 INFO L933 BasicCegarLoop]: 453 mSDtfsCounter, 87 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:17,884 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 886 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:17,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24663 states. [2021-11-23 02:36:20,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24663 to 24655. [2021-11-23 02:36:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24655 states, 20489 states have (on average 1.5803113865976866) internal successors, (32379), 20494 states have internal predecessors, (32379), 4142 states have call successors, (4142), 21 states have call predecessors, (4142), 23 states have return successors, (4657), 4139 states have call predecessors, (4657), 4139 states have call successors, (4657) [2021-11-23 02:36:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24655 states to 24655 states and 41178 transitions. [2021-11-23 02:36:20,524 INFO L78 Accepts]: Start accepts. Automaton has 24655 states and 41178 transitions. Word has length 130 [2021-11-23 02:36:20,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:20,525 INFO L470 AbstractCegarLoop]: Abstraction has 24655 states and 41178 transitions. [2021-11-23 02:36:20,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:20,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24655 states and 41178 transitions. [2021-11-23 02:36:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 02:36:20,556 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:20,556 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:20,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:20,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:20,771 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:20,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:20,772 INFO L85 PathProgramCache]: Analyzing trace with hash 114018768, now seen corresponding path program 1 times [2021-11-23 02:36:20,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:20,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1652343873] [2021-11-23 02:36:20,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:20,773 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:20,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:20,774 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:20,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-23 02:36:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:21,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:21,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:21,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:21,483 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:21,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1652343873] [2021-11-23 02:36:21,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1652343873] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:21,483 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:21,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:21,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50391395] [2021-11-23 02:36:21,484 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:21,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:21,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:21,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:21,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:21,487 INFO L87 Difference]: Start difference. First operand 24655 states and 41178 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:24,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:24,611 INFO L93 Difference]: Finished difference Result 71976 states and 120327 transitions. [2021-11-23 02:36:24,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:24,612 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 131 [2021-11-23 02:36:24,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:24,794 INFO L225 Difference]: With dead ends: 71976 [2021-11-23 02:36:24,795 INFO L226 Difference]: Without dead ends: 47449 [2021-11-23 02:36:24,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:24,859 INFO L933 BasicCegarLoop]: 454 mSDtfsCounter, 85 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:24,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 887 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:36:24,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47449 states. [2021-11-23 02:36:29,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47449 to 47441. [2021-11-23 02:36:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47441 states, 39691 states have (on average 1.5704315839862941) internal successors, (62332), 39696 states have internal predecessors, (62332), 7726 states have call successors, (7726), 21 states have call predecessors, (7726), 23 states have return successors, (8753), 7723 states have call predecessors, (8753), 7723 states have call successors, (8753) [2021-11-23 02:36:29,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47441 states to 47441 states and 78811 transitions. [2021-11-23 02:36:29,314 INFO L78 Accepts]: Start accepts. Automaton has 47441 states and 78811 transitions. Word has length 131 [2021-11-23 02:36:29,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:29,314 INFO L470 AbstractCegarLoop]: Abstraction has 47441 states and 78811 transitions. [2021-11-23 02:36:29,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:29,315 INFO L276 IsEmpty]: Start isEmpty. Operand 47441 states and 78811 transitions. [2021-11-23 02:36:29,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 02:36:29,348 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:29,348 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 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] [2021-11-23 02:36:29,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-23 02:36:29,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:29,562 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:29,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:29,563 INFO L85 PathProgramCache]: Analyzing trace with hash 388034588, now seen corresponding path program 1 times [2021-11-23 02:36:29,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:29,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1660920367] [2021-11-23 02:36:29,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:29,564 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:29,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:29,565 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:29,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-23 02:36:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:29,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:29,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:30,025 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:30,210 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:30,210 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:30,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1660920367] [2021-11-23 02:36:30,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1660920367] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:30,211 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:30,211 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-23 02:36:30,211 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589224706] [2021-11-23 02:36:30,211 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:30,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:36:30,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:30,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:36:30,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:36:30,213 INFO L87 Difference]: Start difference. First operand 47441 states and 78811 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:33,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:36:33,701 INFO L93 Difference]: Finished difference Result 94754 states and 157437 transitions. [2021-11-23 02:36:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:36:33,702 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2021-11-23 02:36:33,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:36:33,960 INFO L225 Difference]: With dead ends: 94754 [2021-11-23 02:36:33,960 INFO L226 Difference]: Without dead ends: 47449 [2021-11-23 02:36:34,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:36:34,117 INFO L933 BasicCegarLoop]: 556 mSDtfsCounter, 192 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:36:34,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [207 Valid, 1007 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:36:34,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47449 states. [2021-11-23 02:36:38,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47449 to 47441. [2021-11-23 02:36:38,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47441 states, 39691 states have (on average 1.5575319341916303) internal successors, (61820), 39696 states have internal predecessors, (61820), 7726 states have call successors, (7726), 21 states have call predecessors, (7726), 23 states have return successors, (8753), 7723 states have call predecessors, (8753), 7723 states have call successors, (8753) [2021-11-23 02:36:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47441 states to 47441 states and 78299 transitions. [2021-11-23 02:36:38,198 INFO L78 Accepts]: Start accepts. Automaton has 47441 states and 78299 transitions. Word has length 132 [2021-11-23 02:36:38,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:36:38,199 INFO L470 AbstractCegarLoop]: Abstraction has 47441 states and 78299 transitions. [2021-11-23 02:36:38,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-23 02:36:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 47441 states and 78299 transitions. [2021-11-23 02:36:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 02:36:38,223 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:36:38,223 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-11-23 02:36:38,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-11-23 02:36:38,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:36:38,437 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:36:38,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:36:38,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1190471755, now seen corresponding path program 1 times [2021-11-23 02:36:38,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:36:38,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [985898022] [2021-11-23 02:36:38,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:36:38,438 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:36:38,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:36:38,441 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:36:38,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc8bbd48-d21b-44c3-9207-6a8a150acb2f/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-23 02:36:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:36:38,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:36:38,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:36:38,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:38,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:36:38,999 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 02:36:39,000 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:36:39,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [985898022] [2021-11-23 02:36:39,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [985898022] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:36:39,000 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:36:39,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:36:39,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365862319] [2021-11-23 02:36:39,001 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:36:39,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:36:39,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:36:39,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:36:39,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:36:39,003 INFO L87 Difference]: Start difference. First operand 47441 states and 78299 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)