./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_product24.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_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/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_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/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_04417674-3ad3-465b-849c-fb47c63faeb1/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 d6572e4842c262533bee65d100c3a8328a4505c101a30c259390a3fe459f824d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:11:00,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:11:00,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:11:00,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:11:00,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:11:00,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:11:00,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:11:00,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:11:00,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:11:00,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:11:00,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:11:00,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:11:00,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:11:00,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:11:00,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:11:00,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:11:00,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:11:00,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:11:00,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:11:00,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:11:00,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:11:00,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:11:00,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:11:00,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:11:00,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:11:00,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:11:00,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:11:00,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:11:00,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:11:00,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:11:00,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:11:00,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:11:00,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:11:00,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:11:00,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:11:00,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:11:00,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:11:00,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:11:00,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:11:00,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:11:00,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:11:00,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:11:01,006 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:11:01,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:11:01,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:11:01,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:11:01,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:11:01,008 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:11:01,009 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:11:01,009 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:11:01,009 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:11:01,010 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:11:01,010 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:11:01,010 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:11:01,010 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:11:01,011 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:11:01,011 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:11:01,011 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:11:01,011 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:11:01,012 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:11:01,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:11:01,013 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:11:01,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:11:01,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:11:01,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:11:01,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:11:01,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:11:01,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:11:01,015 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:11:01,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:11:01,015 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:11:01,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:11:01,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:11:01,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:11:01,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:11:01,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:11:01,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:11:01,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:11:01,017 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:11:01,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:11:01,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:11:01,018 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:11:01,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:11:01,018 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_04417674-3ad3-465b-849c-fb47c63faeb1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6572e4842c262533bee65d100c3a8328a4505c101a30c259390a3fe459f824d [2021-11-23 02:11:01,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:11:01,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:11:01,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:11:01,417 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:11:01,418 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:11:01,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/email_spec3_product24.cil.c [2021-11-23 02:11:01,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/3ff6935de/5ce782777340426ba4f9e362e8d72e5a/FLAG958fc025f [2021-11-23 02:11:02,275 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:11:02,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c [2021-11-23 02:11:02,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/3ff6935de/5ce782777340426ba4f9e362e8d72e5a/FLAG958fc025f [2021-11-23 02:11:02,450 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/3ff6935de/5ce782777340426ba4f9e362e8d72e5a [2021-11-23 02:11:02,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:11:02,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:11:02,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:11:02,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:11:02,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:11:02,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:02" (1/1) ... [2021-11-23 02:11:02,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b283c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:02, skipping insertion in model container [2021-11-23 02:11:02,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:02" (1/1) ... [2021-11-23 02:11:02,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:11:02,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:11:03,384 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_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2021-11-23 02:11:03,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:11:03,446 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:11:03,567 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_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2021-11-23 02:11:03,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:11:03,660 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:11:03,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03 WrapperNode [2021-11-23 02:11:03,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:11:03,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:11:03,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:11:03,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:11:03,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,826 INFO L137 Inliner]: procedures = 131, calls = 218, calls flagged for inlining = 62, calls inlined = 57, statements flattened = 1022 [2021-11-23 02:11:03,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:11:03,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:11:03,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:11:03,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:11:03,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:11:03,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:11:03,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:11:03,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:11:03,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (1/1) ... [2021-11-23 02:11:03,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:11:03,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:11:04,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:11:04,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:11:04,084 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 02:11:04,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 02:11:04,085 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 02:11:04,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 02:11:04,085 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 02:11:04,085 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 02:11:04,086 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 02:11:04,086 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 02:11:04,086 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 02:11:04,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 02:11:04,086 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 02:11:04,087 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 02:11:04,087 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 02:11:04,087 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 02:11:04,087 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 02:11:04,087 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 02:11:04,088 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 02:11:04,088 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 02:11:04,088 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 02:11:04,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:11:04,088 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 02:11:04,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 02:11:04,089 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 02:11:04,089 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 02:11:04,089 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 02:11:04,090 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 02:11:04,090 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 02:11:04,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 02:11:04,091 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 02:11:04,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 02:11:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 02:11:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 02:11:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 02:11:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 02:11:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 02:11:04,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 02:11:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 02:11:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 02:11:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 02:11:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 02:11:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:11:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 02:11:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 02:11:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:11:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:11:04,501 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:11:04,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:11:05,534 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:11:06,080 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:11:06,080 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:11:06,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:06 BoogieIcfgContainer [2021-11-23 02:11:06,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:11:06,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:11:06,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:11:06,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:11:06,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:11:02" (1/3) ... [2021-11-23 02:11:06,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be8e273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:06, skipping insertion in model container [2021-11-23 02:11:06,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:03" (2/3) ... [2021-11-23 02:11:06,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1be8e273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:06, skipping insertion in model container [2021-11-23 02:11:06,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:06" (3/3) ... [2021-11-23 02:11:06,100 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product24.cil.c [2021-11-23 02:11:06,107 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:11:06,108 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:11:06,188 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:11:06,200 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 02:11:06,200 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:11:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand has 182 states, 106 states have (on average 1.330188679245283) internal successors, (141), 110 states have internal predecessors, (141), 54 states have call successors, (54), 20 states have call predecessors, (54), 20 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2021-11-23 02:11:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 02:11:06,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:06,269 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 02:11:06,269 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:11:06,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:06,276 INFO L85 PathProgramCache]: Analyzing trace with hash -193029729, now seen corresponding path program 1 times [2021-11-23 02:11:06,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:06,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595198540] [2021-11-23 02:11:06,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:06,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:06,737 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 02:11:06,738 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:06,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595198540] [2021-11-23 02:11:06,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595198540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:11:06,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:11:06,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:11:06,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097336832] [2021-11-23 02:11:06,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:11:06,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:11:06,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:11:06,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:11:06,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:11:06,806 INFO L87 Difference]: Start difference. First operand has 182 states, 106 states have (on average 1.330188679245283) internal successors, (141), 110 states have internal predecessors, (141), 54 states have call successors, (54), 20 states have call predecessors, (54), 20 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) 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 02:11:07,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:11:07,018 INFO L93 Difference]: Finished difference Result 280 states and 376 transitions. [2021-11-23 02:11:07,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:11:07,021 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 02:11:07,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:11:07,039 INFO L225 Difference]: With dead ends: 280 [2021-11-23 02:11:07,040 INFO L226 Difference]: Without dead ends: 178 [2021-11-23 02:11:07,050 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 02:11:07,056 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:11:07,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 210 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:11:07,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2021-11-23 02:11:07,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2021-11-23 02:11:07,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 104 states have (on average 1.2980769230769231) internal successors, (135), 106 states have internal predecessors, (135), 54 states have call successors, (54), 20 states have call predecessors, (54), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-11-23 02:11:07,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 240 transitions. [2021-11-23 02:11:07,163 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 240 transitions. Word has length 63 [2021-11-23 02:11:07,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:11:07,165 INFO L470 AbstractCegarLoop]: Abstraction has 178 states and 240 transitions. [2021-11-23 02:11:07,166 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 02:11:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 240 transitions. [2021-11-23 02:11:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 02:11:07,171 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:07,171 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 02:11:07,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:11:07,172 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:11:07,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:07,172 INFO L85 PathProgramCache]: Analyzing trace with hash -662295967, now seen corresponding path program 1 times [2021-11-23 02:11:07,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:07,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079252086] [2021-11-23 02:11:07,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:07,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:07,357 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 02:11:07,358 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:07,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079252086] [2021-11-23 02:11:07,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079252086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:11:07,359 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:11:07,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:11:07,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673585175] [2021-11-23 02:11:07,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:11:07,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:11:07,361 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:11:07,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:11:07,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:11:07,363 INFO L87 Difference]: Start difference. First operand 178 states and 240 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 02:11:07,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:11:07,508 INFO L93 Difference]: Finished difference Result 275 states and 360 transitions. [2021-11-23 02:11:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:11:07,509 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 02:11:07,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:11:07,513 INFO L225 Difference]: With dead ends: 275 [2021-11-23 02:11:07,514 INFO L226 Difference]: Without dead ends: 180 [2021-11-23 02:11:07,515 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 02:11:07,519 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 0 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:11:07,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 413 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:11:07,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2021-11-23 02:11:07,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2021-11-23 02:11:07,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 106 states have (on average 1.2924528301886793) internal successors, (137), 108 states have internal predecessors, (137), 54 states have call successors, (54), 20 states have call predecessors, (54), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-11-23 02:11:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 242 transitions. [2021-11-23 02:11:07,563 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 242 transitions. Word has length 64 [2021-11-23 02:11:07,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:11:07,565 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 242 transitions. [2021-11-23 02:11:07,565 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 02:11:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2021-11-23 02:11:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 02:11:07,572 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:07,573 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 02:11:07,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:11:07,573 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:11:07,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:07,574 INFO L85 PathProgramCache]: Analyzing trace with hash 2041789615, now seen corresponding path program 1 times [2021-11-23 02:11:07,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:07,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755986755] [2021-11-23 02:11:07,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:07,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:07,699 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 02:11:07,699 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:07,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755986755] [2021-11-23 02:11:07,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755986755] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:11:07,700 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:11:07,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:11:07,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720618071] [2021-11-23 02:11:07,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:11:07,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:11:07,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:11:07,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:11:07,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:11:07,702 INFO L87 Difference]: Start difference. First operand 180 states and 242 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 02:11:07,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:11:07,865 INFO L93 Difference]: Finished difference Result 390 states and 543 transitions. [2021-11-23 02:11:07,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:11:07,868 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 02:11:07,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:11:07,877 INFO L225 Difference]: With dead ends: 390 [2021-11-23 02:11:07,877 INFO L226 Difference]: Without dead ends: 228 [2021-11-23 02:11:07,878 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 02:11:07,883 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 57 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:11:07,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 419 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:11:07,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-11-23 02:11:07,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 223. [2021-11-23 02:11:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 138 states have (on average 1.3768115942028984) internal successors, (190), 140 states have internal predecessors, (190), 65 states have call successors, (65), 20 states have call predecessors, (65), 19 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2021-11-23 02:11:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 317 transitions. [2021-11-23 02:11:07,931 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 317 transitions. Word has length 69 [2021-11-23 02:11:07,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:11:07,932 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 317 transitions. [2021-11-23 02:11:07,932 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 02:11:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 317 transitions. [2021-11-23 02:11:07,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 02:11:07,935 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:11:07,935 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 02:11:07,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:11:07,936 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:11:07,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:11:07,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1827229203, now seen corresponding path program 1 times [2021-11-23 02:11:07,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:11:07,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045184797] [2021-11-23 02:11:07,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:07,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:11:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:08,137 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 02:11:08,138 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:11:08,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045184797] [2021-11-23 02:11:08,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045184797] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:11:08,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939243225] [2021-11-23 02:11:08,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:11:08,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:11:08,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:11:08,146 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:11:08,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:11:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:11:08,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 02:11:08,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:11:08,726 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 02:11:08,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:11:08,931 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 02:11:08,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939243225] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:11:08,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [339895421] [2021-11-23 02:11:08,952 INFO L159 IcfgInterpreter]: Started Sifa with 59 locations of interest [2021-11-23 02:11:08,952 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:11:08,957 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:11:08,962 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:11:08,962 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:11:46,885 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 443 for LOIs [2021-11-23 02:11:47,226 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 445 for LOIs [2021-11-23 02:11:47,554 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 474 for LOIs [2021-11-23 02:12:16,558 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 450 for LOIs [2021-11-23 02:12:16,837 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 472 for LOIs [2021-11-23 02:13:07,133 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 431 for LOIs [2021-11-23 02:13:07,245 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 256 for LOIs [2021-11-23 02:13:07,336 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailFrom with input of size 252 for LOIs [2021-11-23 02:13:07,396 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 437 for LOIs [2021-11-23 02:13:07,671 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 243 for LOIs [2021-11-23 02:13:07,816 INFO L197 IcfgInterpreter]: Interpreting procedure isSigned with input of size 254 for LOIs [2021-11-23 02:13:07,876 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:13:44,383 WARN L227 SmtUtils]: Spent 5.83s on a formula simplification. DAG size of input: 490 DAG size of output: 360 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:13:56,766 WARN L227 SmtUtils]: Spent 6.39s on a formula simplification. DAG size of input: 512 DAG size of output: 382 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:14:07,186 WARN L227 SmtUtils]: Spent 9.07s on a formula simplification. DAG size of input: 596 DAG size of output: 350 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:14:32,219 WARN L227 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 564 DAG size of output: 361 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:00,841 WARN L227 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 527 DAG size of output: 325 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:11,423 WARN L227 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 472 DAG size of output: 352 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:18,200 WARN L227 SmtUtils]: Spent 6.30s on a formula simplification. DAG size of input: 607 DAG size of output: 431 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:29,152 WARN L227 SmtUtils]: Spent 5.21s on a formula simplification. DAG size of input: 583 DAG size of output: 398 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:35,554 WARN L227 SmtUtils]: Spent 5.83s on a formula simplification. DAG size of input: 584 DAG size of output: 414 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:51,570 WARN L227 SmtUtils]: Spent 6.68s on a formula simplification. DAG size of input: 591 DAG size of output: 439 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:15:59,572 WARN L227 SmtUtils]: Spent 7.41s on a formula simplification. DAG size of input: 624 DAG size of output: 472 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:16:06,945 WARN L227 SmtUtils]: Spent 6.87s on a formula simplification. DAG size of input: 619 DAG size of output: 445 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:16:17,698 WARN L227 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 647 DAG size of output: 479 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:16:25,918 WARN L227 SmtUtils]: Spent 7.63s on a formula simplification. DAG size of input: 643 DAG size of output: 463 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:16:35,118 WARN L227 SmtUtils]: Spent 5.81s on a formula simplification. DAG size of input: 650 DAG size of output: 442 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:16:41,871 WARN L227 SmtUtils]: Spent 5.81s on a formula simplification. DAG size of input: 652 DAG size of output: 444 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 02:16:42,835 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3111#(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_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 02:16:42,835 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 02:16:42,835 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:16:42,835 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-23 02:16:42,835 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404904316] [2021-11-23 02:16:42,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 02:16:42,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:16:42,836 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:42,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:16:42,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=177, Invalid=3245, Unknown=0, NotChecked=0, Total=3422 [2021-11-23 02:16:42,839 INFO L87 Difference]: Start difference. First operand 223 states and 317 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 02:16:43,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:43,115 INFO L93 Difference]: Finished difference Result 568 states and 862 transitions. [2021-11-23 02:16:43,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 02:16:43,118 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 02:16:43,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:43,123 INFO L225 Difference]: With dead ends: 568 [2021-11-23 02:16:43,123 INFO L226 Difference]: Without dead ends: 473 [2021-11-23 02:16:43,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 153 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 215.0s TimeCoverageRelationStatistics Valid=177, Invalid=3245, Unknown=0, NotChecked=0, Total=3422 [2021-11-23 02:16:43,127 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 312 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:43,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [357 Valid, 700 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 02:16:43,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2021-11-23 02:16:43,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 458. [2021-11-23 02:16:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 309 states have (on average 1.5080906148867315) internal successors, (466), 311 states have internal predecessors, (466), 129 states have call successors, (129), 20 states have call predecessors, (129), 19 states have return successors, (126), 126 states have call predecessors, (126), 126 states have call successors, (126) [2021-11-23 02:16:43,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 721 transitions. [2021-11-23 02:16:43,167 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 721 transitions. Word has length 70 [2021-11-23 02:16:43,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:43,168 INFO L470 AbstractCegarLoop]: Abstraction has 458 states and 721 transitions. [2021-11-23 02:16:43,168 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 02:16:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 721 transitions. [2021-11-23 02:16:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 02:16:43,177 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:43,179 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 02:16:43,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 02:16:43,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:16:43,380 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:43,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:43,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1969761228, now seen corresponding path program 1 times [2021-11-23 02:16:43,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:43,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773555390] [2021-11-23 02:16:43,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:43,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:43,446 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 02:16:43,446 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:43,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773555390] [2021-11-23 02:16:43,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773555390] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:43,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:43,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:43,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081440005] [2021-11-23 02:16:43,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:43,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:43,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:43,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:43,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:43,450 INFO L87 Difference]: Start difference. First operand 458 states and 721 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 02:16:43,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:43,560 INFO L93 Difference]: Finished difference Result 1121 states and 1800 transitions. [2021-11-23 02:16:43,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:43,561 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 02:16:43,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:43,570 INFO L225 Difference]: With dead ends: 1121 [2021-11-23 02:16:43,570 INFO L226 Difference]: Without dead ends: 695 [2021-11-23 02:16:43,572 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 02:16:43,575 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 55 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:43,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 435 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:43,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2021-11-23 02:16:43,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 690. [2021-11-23 02:16:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 477 states have (on average 1.528301886792453) internal successors, (729), 479 states have internal predecessors, (729), 193 states have call successors, (193), 20 states have call predecessors, (193), 19 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2021-11-23 02:16:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1112 transitions. [2021-11-23 02:16:43,648 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1112 transitions. Word has length 76 [2021-11-23 02:16:43,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:43,649 INFO L470 AbstractCegarLoop]: Abstraction has 690 states and 1112 transitions. [2021-11-23 02:16:43,649 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 02:16:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1112 transitions. [2021-11-23 02:16:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 02:16:43,657 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:43,657 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 02:16:43,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 02:16:43,658 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:43,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:43,659 INFO L85 PathProgramCache]: Analyzing trace with hash -607553235, now seen corresponding path program 1 times [2021-11-23 02:16:43,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:43,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770097709] [2021-11-23 02:16:43,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:43,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:43,754 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 02:16:43,754 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:43,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770097709] [2021-11-23 02:16:43,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770097709] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:43,755 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:43,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:43,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710640894] [2021-11-23 02:16:43,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:43,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:43,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:43,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:43,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:43,757 INFO L87 Difference]: Start difference. First operand 690 states and 1112 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 02:16:43,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:43,904 INFO L93 Difference]: Finished difference Result 1678 states and 2743 transitions. [2021-11-23 02:16:43,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:43,905 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 02:16:43,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:43,914 INFO L225 Difference]: With dead ends: 1678 [2021-11-23 02:16:43,914 INFO L226 Difference]: Without dead ends: 1050 [2021-11-23 02:16:43,917 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 02:16:43,918 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 53 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:43,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 421 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:43,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1050 states. [2021-11-23 02:16:43,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1050 to 1045. [2021-11-23 02:16:43,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1045 states, 737 states have (on average 1.537313432835821) internal successors, (1133), 739 states have internal predecessors, (1133), 288 states have call successors, (288), 20 states have call predecessors, (288), 19 states have return successors, (285), 285 states have call predecessors, (285), 285 states have call successors, (285) [2021-11-23 02:16:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 1045 states and 1706 transitions. [2021-11-23 02:16:43,989 INFO L78 Accepts]: Start accepts. Automaton has 1045 states and 1706 transitions. Word has length 77 [2021-11-23 02:16:43,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:43,989 INFO L470 AbstractCegarLoop]: Abstraction has 1045 states and 1706 transitions. [2021-11-23 02:16:43,990 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 02:16:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1706 transitions. [2021-11-23 02:16:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 02:16:43,997 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:43,997 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 02:16:43,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:16:43,997 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:43,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:43,998 INFO L85 PathProgramCache]: Analyzing trace with hash -863290810, now seen corresponding path program 1 times [2021-11-23 02:16:43,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:43,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948381341] [2021-11-23 02:16:43,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:43,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:44,055 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 02:16:44,056 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:44,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948381341] [2021-11-23 02:16:44,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948381341] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:44,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:44,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:44,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441874957] [2021-11-23 02:16:44,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:44,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:44,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:44,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:44,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:44,058 INFO L87 Difference]: Start difference. First operand 1045 states and 1706 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 02:16:44,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:44,206 INFO L93 Difference]: Finished difference Result 2476 states and 4087 transitions. [2021-11-23 02:16:44,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:44,207 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 02:16:44,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:44,220 INFO L225 Difference]: With dead ends: 2476 [2021-11-23 02:16:44,220 INFO L226 Difference]: Without dead ends: 1573 [2021-11-23 02:16:44,224 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 02:16:44,225 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 51 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:44,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 416 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:44,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1573 states. [2021-11-23 02:16:44,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1573 to 1568. [2021-11-23 02:16:44,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1137 states have (on average 1.5435356200527703) internal successors, (1755), 1139 states have internal predecessors, (1755), 411 states have call successors, (411), 20 states have call predecessors, (411), 19 states have return successors, (408), 408 states have call predecessors, (408), 408 states have call successors, (408) [2021-11-23 02:16:44,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 2574 transitions. [2021-11-23 02:16:44,327 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 2574 transitions. Word has length 78 [2021-11-23 02:16:44,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:44,327 INFO L470 AbstractCegarLoop]: Abstraction has 1568 states and 2574 transitions. [2021-11-23 02:16:44,328 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 02:16:44,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2574 transitions. [2021-11-23 02:16:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 02:16:44,336 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:44,337 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 02:16:44,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 02:16:44,337 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:44,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:44,338 INFO L85 PathProgramCache]: Analyzing trace with hash -574306420, now seen corresponding path program 1 times [2021-11-23 02:16:44,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:44,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313999757] [2021-11-23 02:16:44,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:44,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:44,396 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 02:16:44,396 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:44,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313999757] [2021-11-23 02:16:44,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313999757] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:44,397 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:44,397 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:44,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661453965] [2021-11-23 02:16:44,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:44,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:44,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:44,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:44,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:44,399 INFO L87 Difference]: Start difference. First operand 1568 states and 2574 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 02:16:44,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:44,584 INFO L93 Difference]: Finished difference Result 3686 states and 6115 transitions. [2021-11-23 02:16:44,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:44,585 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 02:16:44,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:44,605 INFO L225 Difference]: With dead ends: 3686 [2021-11-23 02:16:44,606 INFO L226 Difference]: Without dead ends: 2397 [2021-11-23 02:16:44,611 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 02:16:44,612 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 49 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:44,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 416 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:44,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2397 states. [2021-11-23 02:16:44,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2397 to 2392. [2021-11-23 02:16:44,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2392 states, 1782 states have (on average 1.5471380471380471) internal successors, (2757), 1784 states have internal predecessors, (2757), 590 states have call successors, (590), 20 states have call predecessors, (590), 19 states have return successors, (587), 587 states have call predecessors, (587), 587 states have call successors, (587) [2021-11-23 02:16:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2392 states and 3934 transitions. [2021-11-23 02:16:44,786 INFO L78 Accepts]: Start accepts. Automaton has 2392 states and 3934 transitions. Word has length 79 [2021-11-23 02:16:44,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:44,786 INFO L470 AbstractCegarLoop]: Abstraction has 2392 states and 3934 transitions. [2021-11-23 02:16:44,787 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 02:16:44,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 3934 transitions. [2021-11-23 02:16:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 02:16:44,797 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:44,798 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 02:16:44,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 02:16:44,798 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:44,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:44,799 INFO L85 PathProgramCache]: Analyzing trace with hash 221911914, now seen corresponding path program 1 times [2021-11-23 02:16:44,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:44,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008160673] [2021-11-23 02:16:44,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:44,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:44,885 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 02:16:44,885 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:44,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008160673] [2021-11-23 02:16:44,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008160673] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:44,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:44,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:44,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697228627] [2021-11-23 02:16:44,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:44,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:44,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:44,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:44,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:44,888 INFO L87 Difference]: Start difference. First operand 2392 states and 3934 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 02:16:45,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:45,140 INFO L93 Difference]: Finished difference Result 5897 states and 9787 transitions. [2021-11-23 02:16:45,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:45,141 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 02:16:45,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:45,175 INFO L225 Difference]: With dead ends: 5897 [2021-11-23 02:16:45,175 INFO L226 Difference]: Without dead ends: 3927 [2021-11-23 02:16:45,183 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 02:16:45,184 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 47 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:45,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 436 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:45,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3927 states. [2021-11-23 02:16:45,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3927 to 3922. [2021-11-23 02:16:45,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3922 states, 2936 states have (on average 1.5367847411444142) internal successors, (4512), 2938 states have internal predecessors, (4512), 966 states have call successors, (966), 20 states have call predecessors, (966), 19 states have return successors, (963), 963 states have call predecessors, (963), 963 states have call successors, (963) [2021-11-23 02:16:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 3922 states and 6441 transitions. [2021-11-23 02:16:45,474 INFO L78 Accepts]: Start accepts. Automaton has 3922 states and 6441 transitions. Word has length 80 [2021-11-23 02:16:45,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:45,474 INFO L470 AbstractCegarLoop]: Abstraction has 3922 states and 6441 transitions. [2021-11-23 02:16:45,475 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 02:16:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3922 states and 6441 transitions. [2021-11-23 02:16:45,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 02:16:45,489 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:45,489 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 02:16:45,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 02:16:45,490 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:45,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:45,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1544065432, now seen corresponding path program 1 times [2021-11-23 02:16:45,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:45,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215686670] [2021-11-23 02:16:45,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:45,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:45,544 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 02:16:45,545 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:45,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215686670] [2021-11-23 02:16:45,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215686670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:45,545 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:45,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:45,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891048609] [2021-11-23 02:16:45,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:45,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:45,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:45,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:45,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:45,547 INFO L87 Difference]: Start difference. First operand 3922 states and 6441 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 02:16:45,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:45,931 INFO L93 Difference]: Finished difference Result 9758 states and 16184 transitions. [2021-11-23 02:16:45,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:45,931 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 02:16:45,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:45,986 INFO L225 Difference]: With dead ends: 9758 [2021-11-23 02:16:45,986 INFO L226 Difference]: Without dead ends: 6524 [2021-11-23 02:16:45,999 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 02:16:46,000 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 45 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:46,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 421 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:46,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6524 states. [2021-11-23 02:16:46,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6524 to 6519. [2021-11-23 02:16:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6519 states, 4927 states have (on average 1.5329815303430079) internal successors, (7553), 4929 states have internal predecessors, (7553), 1572 states have call successors, (1572), 20 states have call predecessors, (1572), 19 states have return successors, (1569), 1569 states have call predecessors, (1569), 1569 states have call successors, (1569) [2021-11-23 02:16:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6519 states to 6519 states and 10694 transitions. [2021-11-23 02:16:46,516 INFO L78 Accepts]: Start accepts. Automaton has 6519 states and 10694 transitions. Word has length 81 [2021-11-23 02:16:46,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:46,517 INFO L470 AbstractCegarLoop]: Abstraction has 6519 states and 10694 transitions. [2021-11-23 02:16:46,517 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 02:16:46,517 INFO L276 IsEmpty]: Start isEmpty. Operand 6519 states and 10694 transitions. [2021-11-23 02:16:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 02:16:46,533 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:46,533 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 02:16:46,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 02:16:46,533 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:46,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:46,534 INFO L85 PathProgramCache]: Analyzing trace with hash -2047833316, now seen corresponding path program 1 times [2021-11-23 02:16:46,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:46,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124560915] [2021-11-23 02:16:46,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:46,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:46,589 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 02:16:46,589 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:46,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124560915] [2021-11-23 02:16:46,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124560915] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:46,590 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:46,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:46,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400679281] [2021-11-23 02:16:46,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:46,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:46,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:46,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:46,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:46,592 INFO L87 Difference]: Start difference. First operand 6519 states and 10694 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 02:16:47,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:47,195 INFO L93 Difference]: Finished difference Result 17010 states and 28102 transitions. [2021-11-23 02:16:47,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:47,196 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 02:16:47,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:47,287 INFO L225 Difference]: With dead ends: 17010 [2021-11-23 02:16:47,288 INFO L226 Difference]: Without dead ends: 11468 [2021-11-23 02:16:47,309 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 02:16:47,310 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 43 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:47,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 432 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:47,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11468 states. [2021-11-23 02:16:48,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11468 to 11463. [2021-11-23 02:16:48,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11463 states, 8668 states have (on average 1.519843101061375) internal successors, (13174), 8670 states have internal predecessors, (13174), 2775 states have call successors, (2775), 20 states have call predecessors, (2775), 19 states have return successors, (2772), 2772 states have call predecessors, (2772), 2772 states have call successors, (2772) [2021-11-23 02:16:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11463 states to 11463 states and 18721 transitions. [2021-11-23 02:16:48,314 INFO L78 Accepts]: Start accepts. Automaton has 11463 states and 18721 transitions. Word has length 82 [2021-11-23 02:16:48,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:48,315 INFO L470 AbstractCegarLoop]: Abstraction has 11463 states and 18721 transitions. [2021-11-23 02:16:48,316 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 02:16:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 11463 states and 18721 transitions. [2021-11-23 02:16:48,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 02:16:48,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:48,338 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 02:16:48,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 02:16:48,338 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:48,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:48,339 INFO L85 PathProgramCache]: Analyzing trace with hash 125544359, now seen corresponding path program 1 times [2021-11-23 02:16:48,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:48,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903470657] [2021-11-23 02:16:48,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:48,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:48,418 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 02:16:48,419 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:48,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903470657] [2021-11-23 02:16:48,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903470657] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:48,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:48,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:48,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283569222] [2021-11-23 02:16:48,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:48,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:48,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:48,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:48,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:48,422 INFO L87 Difference]: Start difference. First operand 11463 states and 18721 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 02:16:49,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:49,570 INFO L93 Difference]: Finished difference Result 30329 states and 49868 transitions. [2021-11-23 02:16:49,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:49,571 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 02:16:49,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:49,683 INFO L225 Difference]: With dead ends: 30329 [2021-11-23 02:16:49,683 INFO L226 Difference]: Without dead ends: 20295 [2021-11-23 02:16:49,723 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 02:16:49,724 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 41 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:49,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 421 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:49,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20295 states. [2021-11-23 02:16:51,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20295 to 20290. [2021-11-23 02:16:51,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20290 states, 15456 states have (on average 1.5122282608695652) internal successors, (23373), 15458 states have internal predecessors, (23373), 4814 states have call successors, (4814), 20 states have call predecessors, (4814), 19 states have return successors, (4811), 4811 states have call predecessors, (4811), 4811 states have call successors, (4811) [2021-11-23 02:16:51,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20290 states to 20290 states and 32998 transitions. [2021-11-23 02:16:51,451 INFO L78 Accepts]: Start accepts. Automaton has 20290 states and 32998 transitions. Word has length 83 [2021-11-23 02:16:51,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:51,452 INFO L470 AbstractCegarLoop]: Abstraction has 20290 states and 32998 transitions. [2021-11-23 02:16:51,453 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 02:16:51,453 INFO L276 IsEmpty]: Start isEmpty. Operand 20290 states and 32998 transitions. [2021-11-23 02:16:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 02:16:51,482 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:51,483 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 02:16:51,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 02:16:51,483 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:51,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:51,484 INFO L85 PathProgramCache]: Analyzing trace with hash 589571290, now seen corresponding path program 1 times [2021-11-23 02:16:51,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:51,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181344045] [2021-11-23 02:16:51,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:51,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:51,559 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 02:16:51,560 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:51,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181344045] [2021-11-23 02:16:51,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181344045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:51,561 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:51,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:51,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243283294] [2021-11-23 02:16:51,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:51,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:51,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:51,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:51,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:51,563 INFO L87 Difference]: Start difference. First operand 20290 states and 32998 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 02:16:53,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:16:53,524 INFO L93 Difference]: Finished difference Result 55041 states and 89960 transitions. [2021-11-23 02:16:53,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:16:53,525 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 02:16:53,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:16:53,732 INFO L225 Difference]: With dead ends: 55041 [2021-11-23 02:16:53,732 INFO L226 Difference]: Without dead ends: 36735 [2021-11-23 02:16:53,947 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 02:16:53,948 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 39 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:16:53,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 422 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:16:53,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36735 states. [2021-11-23 02:16:56,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36735 to 36730. [2021-11-23 02:16:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36730 states, 28181 states have (on average 1.501614563003442) internal successors, (42317), 28183 states have internal predecessors, (42317), 8529 states have call successors, (8529), 20 states have call predecessors, (8529), 19 states have return successors, (8526), 8526 states have call predecessors, (8526), 8526 states have call successors, (8526) [2021-11-23 02:16:56,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36730 states to 36730 states and 59372 transitions. [2021-11-23 02:16:56,969 INFO L78 Accepts]: Start accepts. Automaton has 36730 states and 59372 transitions. Word has length 84 [2021-11-23 02:16:56,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:16:56,970 INFO L470 AbstractCegarLoop]: Abstraction has 36730 states and 59372 transitions. [2021-11-23 02:16:56,970 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 02:16:56,971 INFO L276 IsEmpty]: Start isEmpty. Operand 36730 states and 59372 transitions. [2021-11-23 02:16:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 02:16:57,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:16:57,011 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 02:16:57,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 02:16:57,011 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:16:57,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:16:57,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1053139879, now seen corresponding path program 1 times [2021-11-23 02:16:57,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:16:57,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13470757] [2021-11-23 02:16:57,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:16:57,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:16:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:16:57,093 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 02:16:57,093 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:16:57,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13470757] [2021-11-23 02:16:57,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13470757] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:16:57,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:16:57,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:16:57,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507564810] [2021-11-23 02:16:57,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:16:57,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:16:57,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:16:57,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:16:57,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:16:57,097 INFO L87 Difference]: Start difference. First operand 36730 states and 59372 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 02:17:00,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:00,024 INFO L93 Difference]: Finished difference Result 67658 states and 109541 transitions. [2021-11-23 02:17:00,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:00,025 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 02:17:00,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:00,420 INFO L225 Difference]: With dead ends: 67658 [2021-11-23 02:17:00,421 INFO L226 Difference]: Without dead ends: 67563 [2021-11-23 02:17:00,446 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 02:17:00,446 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 37 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:00,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 421 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:00,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67563 states. [2021-11-23 02:17:04,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67563 to 67558. [2021-11-23 02:17:04,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67558 states, 52210 states have (on average 1.487703505075656) internal successors, (77673), 52212 states have internal predecessors, (77673), 15328 states have call successors, (15328), 20 states have call predecessors, (15328), 19 states have return successors, (15325), 15325 states have call predecessors, (15325), 15325 states have call successors, (15325) [2021-11-23 02:17:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67558 states to 67558 states and 108326 transitions. [2021-11-23 02:17:04,867 INFO L78 Accepts]: Start accepts. Automaton has 67558 states and 108326 transitions. Word has length 85 [2021-11-23 02:17:04,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:04,867 INFO L470 AbstractCegarLoop]: Abstraction has 67558 states and 108326 transitions. [2021-11-23 02:17:04,868 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 02:17:04,868 INFO L276 IsEmpty]: Start isEmpty. Operand 67558 states and 108326 transitions. [2021-11-23 02:17:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 02:17:04,897 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:04,898 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 02:17:04,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 02:17:04,898 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:04,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:04,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1465291749, now seen corresponding path program 1 times [2021-11-23 02:17:04,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:17:04,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468242964] [2021-11-23 02:17:04,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:04,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:17:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:17:04,985 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 02:17:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 02:17:05,202 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-23 02:17:05,202 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 02:17:05,203 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:17:05,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 02:17:05,210 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:17:05,213 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:17:05,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:17:05 BoogieIcfgContainer [2021-11-23 02:17:05,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:17:05,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:17:05,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:17:05,509 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:17:05,510 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:06" (3/4) ... [2021-11-23 02:17:05,513 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 02:17:05,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:17:05,514 INFO L158 Benchmark]: Toolchain (without parser) took 363055.11ms. Allocated memory was 111.1MB in the beginning and 7.5GB in the end (delta: 7.4GB). Free memory was 72.2MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 731.9MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,515 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory was 91.6MB in the beginning and 91.5MB in the end (delta: 66.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1196.48ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 59.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.74ms. Allocated memory is still 111.1MB. Free memory was 59.7MB in the beginning and 53.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,516 INFO L158 Benchmark]: Boogie Preprocessor took 97.24ms. Allocated memory is still 111.1MB. Free memory was 53.6MB in the beginning and 49.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,516 INFO L158 Benchmark]: RCFGBuilder took 2149.15ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 49.4MB in the beginning and 103.2MB in the end (delta: -53.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,517 INFO L158 Benchmark]: TraceAbstraction took 359418.56ms. Allocated memory was 153.1MB in the beginning and 7.5GB in the end (delta: 7.4GB). Free memory was 102.1MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 720.3MB. Max. memory is 16.1GB. [2021-11-23 02:17:05,517 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 7.5GB. Free memory was 6.8GB in the beginning and 6.8GB in the end (delta: 753.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:17:05,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory was 91.6MB in the beginning and 91.5MB in the end (delta: 66.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1196.48ms. Allocated memory is still 111.1MB. Free memory was 72.1MB in the beginning and 59.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.74ms. Allocated memory is still 111.1MB. Free memory was 59.7MB in the beginning and 53.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.24ms. Allocated memory is still 111.1MB. Free memory was 53.6MB in the beginning and 49.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2149.15ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 49.4MB in the beginning and 103.2MB in the end (delta: -53.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * TraceAbstraction took 359418.56ms. Allocated memory was 153.1MB in the beginning and 7.5GB in the end (delta: 7.4GB). Free memory was 102.1MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 720.3MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 7.5GB. Free memory was 6.8GB in the beginning and 6.8GB in the end (delta: 753.6kB). 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: 2541]: 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 2954. 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 ; [L115] int bob ; [L116] int rjh ; [L117] int chuck ; [L537] int __ste_Client_counter = 0; [L553] char *__ste_client_name0 = (char *)0; [L554] char *__ste_client_name1 = (char *)0; [L555] char *__ste_client_name2 = (char *)0; [L602] int __ste_client_outbuffer0 = 0; [L603] int __ste_client_outbuffer1 = 0; [L604] int __ste_client_outbuffer2 = 0; [L605] int __ste_client_outbuffer3 = 0; [L650] int __ste_ClientAddressBook_size0 = 0; [L651] int __ste_ClientAddressBook_size1 = 0; [L652] int __ste_ClientAddressBook_size2 = 0; [L722] int __ste_Client_AddressBook0_Alias0 = 0; [L723] int __ste_Client_AddressBook0_Alias1 = 0; [L724] int __ste_Client_AddressBook0_Alias2 = 0; [L725] int __ste_Client_AddressBook1_Alias0 = 0; [L726] int __ste_Client_AddressBook1_Alias1 = 0; [L727] int __ste_Client_AddressBook1_Alias2 = 0; [L728] int __ste_Client_AddressBook2_Alias0 = 0; [L729] int __ste_Client_AddressBook2_Alias1 = 0; [L730] int __ste_Client_AddressBook2_Alias2 = 0; [L925] int __ste_Client_AddressBook0_Address0 = 0; [L926] int __ste_Client_AddressBook0_Address1 = 0; [L927] int __ste_Client_AddressBook0_Address2 = 0; [L928] int __ste_Client_AddressBook1_Address0 = 0; [L929] int __ste_Client_AddressBook1_Address1 = 0; [L930] int __ste_Client_AddressBook1_Address2 = 0; [L931] int __ste_Client_AddressBook2_Address0 = 0; [L932] int __ste_Client_AddressBook2_Address1 = 0; [L933] int __ste_Client_AddressBook2_Address2 = 0; [L1059] int __ste_client_autoResponse0 = 0; [L1060] int __ste_client_autoResponse1 = 0; [L1061] int __ste_client_autoResponse2 = 0; [L1106] int __ste_client_privateKey0 = 0; [L1107] int __ste_client_privateKey1 = 0; [L1108] int __ste_client_privateKey2 = 0; [L1153] int __ste_ClientKeyring_size0 = 0; [L1154] int __ste_ClientKeyring_size1 = 0; [L1155] int __ste_ClientKeyring_size2 = 0; [L1225] int __ste_Client_Keyring0_User0 = 0; [L1226] int __ste_Client_Keyring0_User1 = 0; [L1227] int __ste_Client_Keyring0_User2 = 0; [L1228] int __ste_Client_Keyring1_User0 = 0; [L1229] int __ste_Client_Keyring1_User1 = 0; [L1230] int __ste_Client_Keyring1_User2 = 0; [L1231] int __ste_Client_Keyring2_User0 = 0; [L1232] int __ste_Client_Keyring2_User1 = 0; [L1233] int __ste_Client_Keyring2_User2 = 0; [L1332] int __ste_Client_Keyring0_PublicKey0 = 0; [L1333] int __ste_Client_Keyring0_PublicKey1 = 0; [L1334] int __ste_Client_Keyring0_PublicKey2 = 0; [L1335] int __ste_Client_Keyring1_PublicKey0 = 0; [L1336] int __ste_Client_Keyring1_PublicKey1 = 0; [L1337] int __ste_Client_Keyring1_PublicKey2 = 0; [L1338] int __ste_Client_Keyring2_PublicKey0 = 0; [L1339] int __ste_Client_Keyring2_PublicKey1 = 0; [L1340] int __ste_Client_Keyring2_PublicKey2 = 0; [L1493] int __ste_client_forwardReceiver0 = 0; [L1494] int __ste_client_forwardReceiver1 = 0; [L1495] int __ste_client_forwardReceiver2 = 0; [L1496] int __ste_client_forwardReceiver3 = 0; [L1541] int __ste_client_idCounter0 = 0; [L1542] int __ste_client_idCounter1 = 0; [L1543] int __ste_client_idCounter2 = 0; [L1821] int __ste_Email_counter = 0; [L1837] int __ste_email_id0 = 0; [L1838] int __ste_email_id1 = 0; [L1874] int __ste_email_from0 = 0; [L1875] int __ste_email_from1 = 0; [L1911] int __ste_email_to0 = 0; [L1912] int __ste_email_to1 = 0; [L1948] char *__ste_email_subject0 ; [L1949] char *__ste_email_subject1 ; [L1987] char *__ste_email_body0 = (char *)0; [L1988] char *__ste_email_body1 = (char *)0; [L2026] int __ste_email_isEncrypted0 = 0; [L2027] int __ste_email_isEncrypted1 = 0; [L2063] int __ste_email_encryptionKey0 = 0; [L2064] int __ste_email_encryptionKey1 = 0; [L2100] int __ste_email_isSigned0 = 0; [L2101] int __ste_email_isSigned1 = 0; [L2137] int __ste_email_signKey0 = 0; [L2138] int __ste_email_signKey1 = 0; [L2174] int __ste_email_isSignatureVerified0 ; [L2175] int __ste_email_isSignatureVerified1 ; [L2222] int queue_empty = 1; [L2223] int queued_message ; [L2224] int queued_client ; [L2715] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L2929] int sent_signed = -1; [L258] int retValue_acc ; [L259] int tmp ; [L263] FCALL select_helpers() [L264] FCALL select_features() [L265] CALL, EXPR valid_product() [L89] int retValue_acc ; [L92] retValue_acc = 1 [L93] return (retValue_acc); [L265] RET, EXPR valid_product() [L265] tmp = valid_product() [L267] COND TRUE \read(tmp) [L269] CALL setup() [L235] char const * __restrict __cil_tmp1 ; [L236] char const * __restrict __cil_tmp2 ; [L237] char const * __restrict __cil_tmp3 ; [L241] bob = 1 [L242] CALL setup_bob(bob) [L152] CALL setup_bob__wrappee__Base(bob___0) [L142] 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] [L1572] COND TRUE handle == 1 [L1573] __ste_client_idCounter0 = value [L142] 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] [L152] RET setup_bob__wrappee__Base(bob___0) [L153] 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] [L1137] COND TRUE handle == 1 [L1138] __ste_client_privateKey0 = value [L153] 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] [L242] RET setup_bob(bob) [L243] __cil_tmp1 = (char const * __restrict )"bob: %d\n" [L245] rjh = 2 [L246] CALL setup_rjh(rjh) [L173] CALL setup_rjh__wrappee__Base(rjh___0) [L163] 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] [L1572] COND FALSE !(handle == 1) [L1575] COND TRUE handle == 2 [L1576] __ste_client_idCounter1 = value [L163] 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] [L173] RET setup_rjh__wrappee__Base(rjh___0) [L174] 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] [L1137] COND FALSE !(handle == 1) [L1140] COND TRUE handle == 2 [L1141] __ste_client_privateKey1 = value [L174] 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] [L246] RET setup_rjh(rjh) [L247] __cil_tmp2 = (char const * __restrict )"rjh: %d\n" [L249] chuck = 3 [L250] CALL setup_chuck(chuck) [L194] CALL setup_chuck__wrappee__Base(chuck___0) [L184] 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] [L1572] COND FALSE !(handle == 1) [L1575] COND FALSE !(handle == 2) [L1578] COND TRUE handle == 3 [L1579] __ste_client_idCounter2 = value [L184] 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] [L194] RET setup_chuck__wrappee__Base(chuck___0) [L195] 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] [L1137] COND FALSE !(handle == 1) [L1140] COND FALSE !(handle == 2) [L1143] COND TRUE handle == 3 [L1144] __ste_client_privateKey2 = value [L195] 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] [L250] RET setup_chuck(chuck) [L251] __cil_tmp3 = (char const * __restrict )"chuck: %d\n" [L269] RET setup() [L270] CALL test() [L1590] int op1 ; [L1591] int op2 ; [L1592] int op3 ; [L1593] int op4 ; [L1594] int op5 ; [L1595] int op6 ; [L1596] int op7 ; [L1597] int op8 ; [L1598] int op9 ; [L1599] int op10 ; [L1600] int op11 ; [L1601] int splverifierCounter ; [L1602] int tmp ; [L1603] int tmp___0 ; [L1604] int tmp___1 ; [L1605] int tmp___2 ; [L1606] int tmp___3 ; [L1607] int tmp___4 ; [L1608] int tmp___5 ; [L1609] int tmp___6 ; [L1610] int tmp___7 ; [L1611] int tmp___8 ; [L1612] int tmp___9 ; [L1615] op1 = 0 [L1616] op2 = 0 [L1617] op3 = 0 [L1618] op4 = 0 [L1619] op5 = 0 [L1620] op6 = 0 [L1621] op7 = 0 [L1622] op8 = 0 [L1623] op9 = 0 [L1624] op10 = 0 [L1625] op11 = 0 [L1626] 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] [L1628] 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] [L1630] COND TRUE splverifierCounter < 4 [L1635] 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] [L1636] COND TRUE ! op1 [L1638] tmp___9 = __VERIFIER_nondet_int() [L1640] 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] [L1650] COND TRUE ! op2 [L1652] tmp___8 = __VERIFIER_nondet_int() [L1654] 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] [L1664] COND TRUE ! op3 [L1666] tmp___7 = __VERIFIER_nondet_int() [L1668] 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] [L1678] COND TRUE ! op4 [L1680] tmp___6 = __VERIFIER_nondet_int() [L1682] 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] [L1692] COND TRUE ! op5 [L1694] tmp___5 = __VERIFIER_nondet_int() [L1696] 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] [L1706] COND TRUE ! op6 [L1708] tmp___4 = __VERIFIER_nondet_int() [L1710] 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] [L1720] COND TRUE ! op7 [L1722] tmp___3 = __VERIFIER_nondet_int() [L1724] 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] [L1734] COND TRUE ! op8 [L1736] tmp___2 = __VERIFIER_nondet_int() [L1738] 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] [L1745] COND TRUE ! op9 [L1747] tmp___1 = __VERIFIER_nondet_int() [L1749] 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] [L1759] COND TRUE ! op10 [L1761] tmp___0 = __VERIFIER_nondet_int() [L1763] 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] [L1773] COND TRUE ! op11 [L1775] tmp = __VERIFIER_nondet_int() [L1777] 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] [L1802] CALL bobToRjh() [L201] int tmp ; [L202] int tmp___0 ; [L203] int tmp___1 ; [L208] 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] [L2350] int email ; [L2351] int tmp ; [L2355] CALL, EXPR createEmail(0, receiver) [L503] int retValue_acc ; [L504] int msg ; [L508] 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] [L509] 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] [L1899] COND TRUE handle == 1 [L1900] __ste_email_from0 = value [L509] 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] [L510] 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] [L1936] COND TRUE handle == 1 [L1937] __ste_email_to0 = value [L510] 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] [L511] retValue_acc = msg [L513] return (retValue_acc); [L2355] RET, EXPR createEmail(0, receiver) [L2355] tmp = createEmail(0, receiver) [L2356] 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] [L2357] 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] [L2258] CALL sign(client, msg) [L2450] int privkey ; [L2451] int tmp ; [L2455] CALL, EXPR getClientPrivateKey(client) [L1110] int retValue_acc ; [L1113] COND TRUE handle == 1 [L1114] retValue_acc = __ste_client_privateKey0 [L1115] return (retValue_acc); [L2455] RET, EXPR getClientPrivateKey(client) [L2455] tmp = getClientPrivateKey(client) [L2456] privkey = tmp [L2458] COND FALSE !(! privkey) [L2464] CALL setEmailIsSigned(msg, 1) [L2125] COND TRUE handle == 1 [L2126] __ste_email_isSigned0 = value [L2464] RET setEmailIsSigned(msg, 1) [L2465] CALL setEmailSignKey(msg, privkey) [L2162] COND TRUE handle == 1 [L2163] __ste_email_signKey0 = value [L2465] RET setEmailSignKey(msg, privkey) [L2258] RET sign(client, msg) [L2259] CALL outgoing__wrappee__AutoResponder(client, msg) [L2242] int tmp ; [L2246] CALL, EXPR getClientId(client) [L1545] int retValue_acc ; [L1548] COND TRUE handle == 1 [L1549] retValue_acc = __ste_client_idCounter0 [L1550] return (retValue_acc); [L2246] RET, EXPR getClientId(client) [L2246] tmp = getClientId(client) [L2247] 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] [L1899] COND TRUE handle == 1 [L1900] __ste_email_from0 = value [L2247] 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] [L2248] CALL mail(client, msg) [L2227] int __utac__ad__arg1 ; [L2228] int tmp ; [L2232] __utac__ad__arg1 = msg [L2233] CALL __utac_acc__SignVerify_spec__1(__utac__ad__arg1) [L2931] char const * __restrict __cil_tmp2 ; [L2936] 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] [L2103] int retValue_acc ; [L2106] COND TRUE handle == 1 [L2107] retValue_acc = __ste_email_isSigned0 [L2108] return (retValue_acc); [L2936] 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] [L2936] sent_signed = isSigned(msg) [L2937] __cil_tmp2 = (char const * __restrict )"sent_signed=%d\n" [L2233] RET __utac_acc__SignVerify_spec__1(__utac__ad__arg1) [L2235] 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] [L1914] int retValue_acc ; [L1917] COND TRUE handle == 1 [L1918] retValue_acc = __ste_email_to0 [L1919] return (retValue_acc); [L2235] 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] [L2235] tmp = getEmailTo(msg) [L2236] CALL incoming(tmp, msg) [L2328] CALL verify(client, msg) [L2484] int __utac__ad__arg1 ; [L2485] int __utac__ad__arg2 ; [L2486] int tmp ; [L2487] int tmp___0 ; [L2488] int pubkey ; [L2489] int tmp___1 ; [L2490] int tmp___2 ; [L2491] int tmp___3 ; [L2492] int tmp___4 ; [L2496] __utac__ad__arg1 = client [L2497] __utac__ad__arg2 = msg [L2498] CALL __utac_acc__SignVerify_spec__2(__utac__ad__arg1, __utac__ad__arg2) [L2944] int pubkey ; [L2945] int tmp ; [L2946] int tmp___0 ; [L2947] int tmp___1 ; [L2948] int tmp___2 ; [L2949] char const * __restrict __cil_tmp8 ; [L2954] __cil_tmp8 = (char const * __restrict )"sent_signed=%d\n" [L2957] 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={40:0}, __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] [L2959] 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] [L1877] int retValue_acc ; [L1880] COND TRUE handle == 1 [L1881] retValue_acc = __ste_email_from0 [L1882] return (retValue_acc); [L2959] 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={40:0}, __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] [L2959] tmp = getEmailFrom(msg) [L2960] 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] [L1396] int retValue_acc ; [L1399] COND FALSE !(handle == 1) [L1413] COND TRUE handle == 2 [L1414] COND FALSE !(userid == __ste_Client_Keyring1_User0) [L1418] COND FALSE !(userid == __ste_Client_Keyring1_User1) [L1422] retValue_acc = 0 [L1423] return (retValue_acc); [L2960] 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={40:0}, __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] [L2960] tmp___0 = findPublicKey(client, tmp) [L2961] 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={40:0}, __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] [L2963] 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={40:0}, __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] [L2965] 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] [L2541] 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 21 procedures, 182 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 359.0s, OverallIterations: 15, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1039 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 829 mSDsluCounter, 5983 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3287 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1011 IncrementalHoareTripleChecker+Invalid, 1071 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 3127 mSDtfsCounter, 1011 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 179 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 215.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67558occurred 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: 11.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 70 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1227 NumberOfCodeBlocks, 1227 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 1533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1024 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 02:17:05,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/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_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/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_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/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_04417674-3ad3-465b-849c-fb47c63faeb1/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 d6572e4842c262533bee65d100c3a8328a4505c101a30c259390a3fe459f824d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:17:08,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:17:08,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:17:08,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:17:08,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:17:08,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:17:08,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:17:08,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:17:08,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:17:08,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:17:08,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:17:08,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:17:08,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:17:08,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:17:08,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:17:08,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:17:08,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:17:08,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:17:08,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:17:08,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:17:08,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:17:08,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:17:08,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:17:08,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:17:08,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:17:08,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:17:08,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:17:08,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:17:08,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:17:08,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:17:08,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:17:08,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:17:08,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:17:08,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:17:08,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:17:08,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:17:08,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:17:08,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:17:08,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:17:08,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:17:08,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:17:08,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 02:17:08,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:17:08,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:17:08,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:17:08,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:17:08,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:17:08,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:17:08,352 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:17:08,352 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:17:08,352 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:17:08,353 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:17:08,354 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:17:08,354 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:17:08,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:17:08,356 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:17:08,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:17:08,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:17:08,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:17:08,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:17:08,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:17:08,358 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:17:08,358 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:17:08,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:17:08,358 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:17:08,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:17:08,359 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:17:08,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:17:08,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:17:08,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:17:08,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:17:08,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:17:08,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:17:08,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:17:08,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:17:08,361 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:17:08,362 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:17:08,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:17:08,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:17:08,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:17:08,363 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_04417674-3ad3-465b-849c-fb47c63faeb1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6572e4842c262533bee65d100c3a8328a4505c101a30c259390a3fe459f824d [2021-11-23 02:17:08,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:17:08,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:17:08,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:17:08,777 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:17:08,778 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:17:08,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/email_spec3_product24.cil.c [2021-11-23 02:17:08,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/e0d6c7151/8ad6b92bfc1e44678f9e75cc4cb590a6/FLAGcd16d0148 [2021-11-23 02:17:09,633 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:17:09,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c [2021-11-23 02:17:09,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/e0d6c7151/8ad6b92bfc1e44678f9e75cc4cb590a6/FLAGcd16d0148 [2021-11-23 02:17:09,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/data/e0d6c7151/8ad6b92bfc1e44678f9e75cc4cb590a6 [2021-11-23 02:17:09,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:17:09,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:17:09,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:17:09,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:17:09,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:17:09,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:09" (1/1) ... [2021-11-23 02:17:09,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b85f959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:09, skipping insertion in model container [2021-11-23 02:17:09,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:09" (1/1) ... [2021-11-23 02:17:09,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:17:09,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:17:10,644 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_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2021-11-23 02:17:10,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:17:10,737 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 02:17:10,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:17:10,883 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_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2021-11-23 02:17:10,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:17:10,906 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:17:10,971 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_04417674-3ad3-465b-849c-fb47c63faeb1/sv-benchmarks/c/product-lines/email_spec3_product24.cil.c[52737,52750] [2021-11-23 02:17:11,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:17:11,078 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:17:11,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11 WrapperNode [2021-11-23 02:17:11,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:17:11,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:17:11,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:17:11,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:17:11,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,247 INFO L137 Inliner]: procedures = 133, calls = 218, calls flagged for inlining = 62, calls inlined = 57, statements flattened = 968 [2021-11-23 02:17:11,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:17:11,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:17:11,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:17:11,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:17:11,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:17:11,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:17:11,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:17:11,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:17:11,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (1/1) ... [2021-11-23 02:17:11,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:17:11,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:17:11,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:17:11,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:17:11,493 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 02:17:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 02:17:11,494 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 02:17:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 02:17:11,494 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 02:17:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 02:17:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 02:17:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 02:17:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 02:17:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 02:17:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 02:17:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 02:17:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 02:17:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 02:17:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 02:17:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 02:17:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 02:17:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 02:17:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 02:17:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:17:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 02:17:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 02:17:11,498 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 02:17:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 02:17:11,498 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 02:17:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 02:17:11,498 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 02:17:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 02:17:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 02:17:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 02:17:11,499 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 02:17:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 02:17:11,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 02:17:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 02:17:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 02:17:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 02:17:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 02:17:11,501 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 02:17:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 02:17:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 02:17:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 02:17:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 02:17:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 02:17:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:17:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:17:11,881 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:17:11,883 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:17:12,883 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:17:12,903 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:17:12,904 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 02:17:12,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:17:12 BoogieIcfgContainer [2021-11-23 02:17:12,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:17:12,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:17:12,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:17:12,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:17:12,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:17:09" (1/3) ... [2021-11-23 02:17:12,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671c04a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:17:12, skipping insertion in model container [2021-11-23 02:17:12,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:11" (2/3) ... [2021-11-23 02:17:12,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671c04a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:17:12, skipping insertion in model container [2021-11-23 02:17:12,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:17:12" (3/3) ... [2021-11-23 02:17:12,919 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product24.cil.c [2021-11-23 02:17:12,925 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:17:12,926 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:17:13,007 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:17:13,015 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 02:17:13,015 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:17:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand has 342 states, 266 states have (on average 1.518796992481203) internal successors, (404), 270 states have internal predecessors, (404), 54 states have call successors, (54), 20 states have call predecessors, (54), 20 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2021-11-23 02:17:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 02:17:13,069 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:13,070 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 02:17:13,071 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:13,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:13,078 INFO L85 PathProgramCache]: Analyzing trace with hash 492598901, now seen corresponding path program 1 times [2021-11-23 02:17:13,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:13,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488214591] [2021-11-23 02:17:13,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:13,098 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:13,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:13,102 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:13,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 02:17:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:13,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 02:17:13,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:13,903 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 02:17:13,903 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:14,145 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 02:17:14,146 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:14,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488214591] [2021-11-23 02:17:14,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488214591] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:14,149 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:14,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-23 02:17:14,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340620412] [2021-11-23 02:17:14,152 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:14,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:17:14,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:14,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:17:14,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:17:14,205 INFO L87 Difference]: Start difference. First operand has 342 states, 266 states have (on average 1.518796992481203) internal successors, (404), 270 states have internal predecessors, (404), 54 states have call successors, (54), 20 states have call predecessors, (54), 20 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) 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 02:17:14,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:14,330 INFO L93 Difference]: Finished difference Result 524 states and 770 transitions. [2021-11-23 02:17:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:17:14,334 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 02:17:14,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:14,364 INFO L225 Difference]: With dead ends: 524 [2021-11-23 02:17:14,364 INFO L226 Difference]: Without dead ends: 334 [2021-11-23 02:17:14,376 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 02:17:14,382 INFO L933 BasicCegarLoop]: 506 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, 506 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 02:17:14,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:14,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-11-23 02:17:14,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 334. [2021-11-23 02:17:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 260 states have (on average 1.5115384615384615) internal successors, (393), 262 states have internal predecessors, (393), 54 states have call successors, (54), 20 states have call predecessors, (54), 19 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-11-23 02:17:14,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 498 transitions. [2021-11-23 02:17:14,479 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 498 transitions. Word has length 103 [2021-11-23 02:17:14,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:14,481 INFO L470 AbstractCegarLoop]: Abstraction has 334 states and 498 transitions. [2021-11-23 02:17:14,482 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 02:17:14,482 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 498 transitions. [2021-11-23 02:17:14,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 02:17:14,491 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:14,491 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 02:17:14,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-23 02:17:14,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:14,707 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:14,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:14,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1121681387, now seen corresponding path program 1 times [2021-11-23 02:17:14,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:14,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1211142766] [2021-11-23 02:17:14,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:14,710 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:14,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:14,712 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:14,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 02:17:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:15,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:17:15,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:15,384 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 02:17:15,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:15,739 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 02:17:15,739 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:15,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1211142766] [2021-11-23 02:17:15,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1211142766] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:17:15,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:17:15,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-23 02:17:15,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531576630] [2021-11-23 02:17:15,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:15,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:17:15,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:15,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:17:15,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:17:15,752 INFO L87 Difference]: Start difference. First operand 334 states and 498 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 02:17:15,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:15,924 INFO L93 Difference]: Finished difference Result 659 states and 986 transitions. [2021-11-23 02:17:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:15,926 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 02:17:15,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:15,933 INFO L225 Difference]: With dead ends: 659 [2021-11-23 02:17:15,933 INFO L226 Difference]: Without dead ends: 336 [2021-11-23 02:17:15,935 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 02:17:15,938 INFO L933 BasicCegarLoop]: 489 mSDtfsCounter, 133 mSDsluCounter, 1315 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 1804 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 02:17:15,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [153 Valid, 1804 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:15,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-23 02:17:15,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2021-11-23 02:17:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 261 states have (on average 1.5095785440613028) internal successors, (394), 264 states have internal predecessors, (394), 54 states have call successors, (54), 20 states have call predecessors, (54), 20 states have return successors, (53), 51 states have call predecessors, (53), 51 states have call successors, (53) [2021-11-23 02:17:16,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 501 transitions. [2021-11-23 02:17:16,003 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 501 transitions. Word has length 104 [2021-11-23 02:17:16,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:16,004 INFO L470 AbstractCegarLoop]: Abstraction has 336 states and 501 transitions. [2021-11-23 02:17:16,004 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 02:17:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 501 transitions. [2021-11-23 02:17:16,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 02:17:16,009 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:16,010 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 02:17:16,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:16,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:16,221 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:16,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:16,222 INFO L85 PathProgramCache]: Analyzing trace with hash -239226312, now seen corresponding path program 1 times [2021-11-23 02:17:16,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:16,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [67602724] [2021-11-23 02:17:16,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:16,225 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:16,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:16,230 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:16,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-23 02:17:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:16,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:17:16,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:16,896 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 02:17:16,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:17,221 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 02:17:17,222 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:17,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [67602724] [2021-11-23 02:17:17,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [67602724] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 02:17:17,226 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 02:17:17,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-23 02:17:17,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603615606] [2021-11-23 02:17:17,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:17,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 02:17:17,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:17,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 02:17:17,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:17:17,234 INFO L87 Difference]: Start difference. First operand 336 states and 501 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 02:17:17,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:17,391 INFO L93 Difference]: Finished difference Result 661 states and 990 transitions. [2021-11-23 02:17:17,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:17,392 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 02:17:17,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:17,397 INFO L225 Difference]: With dead ends: 661 [2021-11-23 02:17:17,397 INFO L226 Difference]: Without dead ends: 338 [2021-11-23 02:17:17,399 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 02:17:17,404 INFO L933 BasicCegarLoop]: 487 mSDtfsCounter, 132 mSDsluCounter, 1306 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1793 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 02:17:17,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 1793 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:17,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2021-11-23 02:17:17,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2021-11-23 02:17:17,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 262 states have (on average 1.5076335877862594) internal successors, (395), 266 states have internal predecessors, (395), 54 states have call successors, (54), 20 states have call predecessors, (54), 21 states have return successors, (57), 51 states have call predecessors, (57), 51 states have call successors, (57) [2021-11-23 02:17:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 506 transitions. [2021-11-23 02:17:17,463 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 506 transitions. Word has length 105 [2021-11-23 02:17:17,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:17,467 INFO L470 AbstractCegarLoop]: Abstraction has 338 states and 506 transitions. [2021-11-23 02:17:17,467 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 02:17:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 506 transitions. [2021-11-23 02:17:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 02:17:17,479 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:17,479 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 02:17:17,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:17,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:17,694 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:17,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:17,694 INFO L85 PathProgramCache]: Analyzing trace with hash 402733240, now seen corresponding path program 1 times [2021-11-23 02:17:17,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:17,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013634609] [2021-11-23 02:17:17,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:17,696 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:17,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:17,699 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:17,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-23 02:17:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:18,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:17:18,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:18,249 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 02:17:18,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:18,536 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 02:17:18,536 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:18,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013634609] [2021-11-23 02:17:18,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013634609] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:18,537 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:18,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:17:18,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871805259] [2021-11-23 02:17:18,538 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:18,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:17:18,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:18,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:17:18,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:17:18,541 INFO L87 Difference]: Start difference. First operand 338 states and 506 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 02:17:18,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:18,694 INFO L93 Difference]: Finished difference Result 653 states and 980 transitions. [2021-11-23 02:17:18,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:18,695 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 02:17:18,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:18,699 INFO L225 Difference]: With dead ends: 653 [2021-11-23 02:17:18,700 INFO L226 Difference]: Without dead ends: 338 [2021-11-23 02:17:18,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 205 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 02:17:18,703 INFO L933 BasicCegarLoop]: 489 mSDtfsCounter, 262 mSDsluCounter, 1318 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 1807 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:18,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 1807 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:18,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2021-11-23 02:17:18,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2021-11-23 02:17:18,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 338 states, 262 states have (on average 1.5076335877862594) internal successors, (395), 266 states have internal predecessors, (395), 54 states have call successors, (54), 20 states have call predecessors, (54), 21 states have return successors, (56), 51 states have call predecessors, (56), 51 states have call successors, (56) [2021-11-23 02:17:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 505 transitions. [2021-11-23 02:17:18,731 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 505 transitions. Word has length 106 [2021-11-23 02:17:18,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:18,732 INFO L470 AbstractCegarLoop]: Abstraction has 338 states and 505 transitions. [2021-11-23 02:17:18,733 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 02:17:18,733 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 505 transitions. [2021-11-23 02:17:18,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 02:17:18,736 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:18,737 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 02:17:18,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:18,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:18,954 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:18,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:18,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1784497277, now seen corresponding path program 2 times [2021-11-23 02:17:18,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:18,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [685975978] [2021-11-23 02:17:18,956 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 02:17:18,956 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:18,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:18,957 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:19,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-23 02:17:19,211 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 02:17:19,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:17:19,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:19,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:19,386 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 02:17:19,386 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:19,564 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 02:17:19,565 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:19,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [685975978] [2021-11-23 02:17:19,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [685975978] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:19,565 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:19,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-23 02:17:19,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321145346] [2021-11-23 02:17:19,566 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:19,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:17:19,567 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:19,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:17:19,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:17:19,568 INFO L87 Difference]: Start difference. First operand 338 states and 505 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 02:17:19,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:19,682 INFO L93 Difference]: Finished difference Result 605 states and 905 transitions. [2021-11-23 02:17:19,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:17:19,683 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 02:17:19,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:19,689 INFO L225 Difference]: With dead ends: 605 [2021-11-23 02:17:19,689 INFO L226 Difference]: Without dead ends: 429 [2021-11-23 02:17:19,691 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 02:17:19,692 INFO L933 BasicCegarLoop]: 520 mSDtfsCounter, 118 mSDsluCounter, 1000 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:19,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 1520 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:19,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2021-11-23 02:17:19,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 421. [2021-11-23 02:17:19,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 331 states have (on average 1.540785498489426) internal successors, (510), 335 states have internal predecessors, (510), 68 states have call successors, (68), 20 states have call predecessors, (68), 21 states have return successors, (71), 65 states have call predecessors, (71), 65 states have call successors, (71) [2021-11-23 02:17:19,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 649 transitions. [2021-11-23 02:17:19,741 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 649 transitions. Word has length 107 [2021-11-23 02:17:19,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:19,742 INFO L470 AbstractCegarLoop]: Abstraction has 421 states and 649 transitions. [2021-11-23 02:17:19,742 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 02:17:19,742 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 649 transitions. [2021-11-23 02:17:19,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 02:17:19,748 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:19,749 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 02:17:19,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:19,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:19,963 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:19,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:19,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1397093731, now seen corresponding path program 1 times [2021-11-23 02:17:19,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:19,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [713591981] [2021-11-23 02:17:19,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:19,965 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:19,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:19,966 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:19,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-23 02:17:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:20,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 02:17:20,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:20,521 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 02:17:20,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:20,784 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 02:17:20,784 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:20,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [713591981] [2021-11-23 02:17:20,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [713591981] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:20,785 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:20,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:17:20,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91067417] [2021-11-23 02:17:20,785 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:20,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:17:20,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:20,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:17:20,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:17:20,788 INFO L87 Difference]: Start difference. First operand 421 states and 649 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 02:17:20,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:20,902 INFO L93 Difference]: Finished difference Result 821 states and 1271 transitions. [2021-11-23 02:17:20,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:20,903 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 02:17:20,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:20,908 INFO L225 Difference]: With dead ends: 821 [2021-11-23 02:17:20,908 INFO L226 Difference]: Without dead ends: 423 [2021-11-23 02:17:20,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 231 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 02:17:20,912 INFO L933 BasicCegarLoop]: 490 mSDtfsCounter, 135 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 2159 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:20,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 2159 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:20,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2021-11-23 02:17:20,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423. [2021-11-23 02:17:20,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 332 states have (on average 1.5391566265060241) internal successors, (511), 337 states have internal predecessors, (511), 68 states have call successors, (68), 20 states have call predecessors, (68), 22 states have return successors, (73), 65 states have call predecessors, (73), 65 states have call successors, (73) [2021-11-23 02:17:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 652 transitions. [2021-11-23 02:17:20,947 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 652 transitions. Word has length 119 [2021-11-23 02:17:20,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:20,947 INFO L470 AbstractCegarLoop]: Abstraction has 423 states and 652 transitions. [2021-11-23 02:17:20,948 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 02:17:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 652 transitions. [2021-11-23 02:17:20,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 02:17:20,951 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:20,952 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 02:17:20,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-23 02:17:21,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:21,170 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:21,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:21,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1975306649, now seen corresponding path program 1 times [2021-11-23 02:17:21,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:21,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [320693951] [2021-11-23 02:17:21,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:21,171 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:21,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:21,173 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:21,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-23 02:17:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:21,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:17:21,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:21,704 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 02:17:21,705 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:21,988 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 02:17:21,988 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:21,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [320693951] [2021-11-23 02:17:21,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [320693951] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:21,989 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:21,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:17:21,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255224895] [2021-11-23 02:17:21,989 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:21,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:17:21,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:21,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:17:21,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:17:21,991 INFO L87 Difference]: Start difference. First operand 423 states and 652 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 02:17:22,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:22,132 INFO L93 Difference]: Finished difference Result 819 states and 1266 transitions. [2021-11-23 02:17:22,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:22,133 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 02:17:22,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:22,140 INFO L225 Difference]: With dead ends: 819 [2021-11-23 02:17:22,140 INFO L226 Difference]: Without dead ends: 423 [2021-11-23 02:17:22,142 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 02:17:22,147 INFO L933 BasicCegarLoop]: 487 mSDtfsCounter, 130 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:22,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 2144 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:22,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2021-11-23 02:17:22,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423. [2021-11-23 02:17:22,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 332 states have (on average 1.5391566265060241) internal successors, (511), 337 states have internal predecessors, (511), 68 states have call successors, (68), 20 states have call predecessors, (68), 22 states have return successors, (72), 65 states have call predecessors, (72), 65 states have call successors, (72) [2021-11-23 02:17:22,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 651 transitions. [2021-11-23 02:17:22,190 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 651 transitions. Word has length 120 [2021-11-23 02:17:22,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:22,190 INFO L470 AbstractCegarLoop]: Abstraction has 423 states and 651 transitions. [2021-11-23 02:17:22,191 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 02:17:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 651 transitions. [2021-11-23 02:17:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 02:17:22,194 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:22,195 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 02:17:22,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:22,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:22,410 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:22,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:22,410 INFO L85 PathProgramCache]: Analyzing trace with hash -999550897, now seen corresponding path program 2 times [2021-11-23 02:17:22,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:22,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [386966125] [2021-11-23 02:17:22,411 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 02:17:22,411 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:22,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:22,413 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:22,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-23 02:17:22,663 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 02:17:22,663 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 02:17:22,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:22,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:22,873 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 02:17:22,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:23,123 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 02:17:23,123 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:23,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [386966125] [2021-11-23 02:17:23,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [386966125] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:23,124 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:23,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:23,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423913660] [2021-11-23 02:17:23,125 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:23,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:23,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:23,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:23,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:23,127 INFO L87 Difference]: Start difference. First operand 423 states and 651 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 02:17:23,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:23,188 INFO L93 Difference]: Finished difference Result 850 states and 1314 transitions. [2021-11-23 02:17:23,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:23,189 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 02:17:23,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:23,194 INFO L225 Difference]: With dead ends: 850 [2021-11-23 02:17:23,195 INFO L226 Difference]: Without dead ends: 487 [2021-11-23 02:17:23,197 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 02:17:23,200 INFO L933 BasicCegarLoop]: 511 mSDtfsCounter, 115 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 961 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 02:17:23,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 961 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:23,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2021-11-23 02:17:23,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 479. [2021-11-23 02:17:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 377 states have (on average 1.5437665782493368) internal successors, (582), 382 states have internal predecessors, (582), 79 states have call successors, (79), 20 states have call predecessors, (79), 22 states have return successors, (84), 76 states have call predecessors, (84), 76 states have call successors, (84) [2021-11-23 02:17:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 745 transitions. [2021-11-23 02:17:23,247 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 745 transitions. Word has length 121 [2021-11-23 02:17:23,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:23,248 INFO L470 AbstractCegarLoop]: Abstraction has 479 states and 745 transitions. [2021-11-23 02:17:23,248 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 02:17:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 745 transitions. [2021-11-23 02:17:23,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 02:17:23,253 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:23,254 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 02:17:23,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:23,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:23,474 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:23,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:23,475 INFO L85 PathProgramCache]: Analyzing trace with hash 2105490917, now seen corresponding path program 1 times [2021-11-23 02:17:23,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:23,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [483236948] [2021-11-23 02:17:23,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:23,476 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:23,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:23,477 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:23,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-23 02:17:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:23,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 02:17:23,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:23,990 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 02:17:23,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:24,273 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 02:17:24,273 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:24,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [483236948] [2021-11-23 02:17:24,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [483236948] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:24,273 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:24,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-23 02:17:24,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660684848] [2021-11-23 02:17:24,274 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:24,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:17:24,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:24,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:17:24,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:17:24,276 INFO L87 Difference]: Start difference. First operand 479 states and 745 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 02:17:24,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:24,441 INFO L93 Difference]: Finished difference Result 933 states and 1461 transitions. [2021-11-23 02:17:24,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:24,442 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 02:17:24,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:24,446 INFO L225 Difference]: With dead ends: 933 [2021-11-23 02:17:24,447 INFO L226 Difference]: Without dead ends: 481 [2021-11-23 02:17:24,451 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 02:17:24,454 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 250 mSDsluCounter, 1310 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 1798 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 02:17:24,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 1798 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:24,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2021-11-23 02:17:24,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 481. [2021-11-23 02:17:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 378 states have (on average 1.5423280423280423) internal successors, (583), 384 states have internal predecessors, (583), 79 states have call successors, (79), 20 states have call predecessors, (79), 23 states have return successors, (90), 76 states have call predecessors, (90), 76 states have call successors, (90) [2021-11-23 02:17:24,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 752 transitions. [2021-11-23 02:17:24,495 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 752 transitions. Word has length 122 [2021-11-23 02:17:24,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:24,497 INFO L470 AbstractCegarLoop]: Abstraction has 481 states and 752 transitions. [2021-11-23 02:17:24,497 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 02:17:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 752 transitions. [2021-11-23 02:17:24,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 02:17:24,501 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:24,501 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 02:17:24,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:24,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:24,716 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:24,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:24,717 INFO L85 PathProgramCache]: Analyzing trace with hash 21240416, now seen corresponding path program 1 times [2021-11-23 02:17:24,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:24,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1149099128] [2021-11-23 02:17:24,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:24,718 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:24,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:24,719 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:24,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-23 02:17:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:24,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:24,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:25,158 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 02:17:25,158 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:25,381 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 02:17:25,382 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:25,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1149099128] [2021-11-23 02:17:25,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1149099128] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:25,382 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:25,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:25,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006546869] [2021-11-23 02:17:25,382 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:25,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:25,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:25,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:25,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:25,384 INFO L87 Difference]: Start difference. First operand 481 states and 752 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 02:17:25,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:25,440 INFO L93 Difference]: Finished difference Result 1026 states and 1625 transitions. [2021-11-23 02:17:25,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:25,441 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 02:17:25,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:25,447 INFO L225 Difference]: With dead ends: 1026 [2021-11-23 02:17:25,448 INFO L226 Difference]: Without dead ends: 614 [2021-11-23 02:17:25,450 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 02:17:25,451 INFO L933 BasicCegarLoop]: 521 mSDtfsCounter, 113 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 1010 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 02:17:25,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 1010 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:25,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2021-11-23 02:17:25,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 606. [2021-11-23 02:17:25,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 478 states have (on average 1.5606694560669456) internal successors, (746), 484 states have internal predecessors, (746), 104 states have call successors, (104), 20 states have call predecessors, (104), 23 states have return successors, (119), 101 states have call predecessors, (119), 101 states have call successors, (119) [2021-11-23 02:17:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 969 transitions. [2021-11-23 02:17:25,504 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 969 transitions. Word has length 123 [2021-11-23 02:17:25,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:25,505 INFO L470 AbstractCegarLoop]: Abstraction has 606 states and 969 transitions. [2021-11-23 02:17:25,505 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 02:17:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 969 transitions. [2021-11-23 02:17:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 02:17:25,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:25,510 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 02:17:25,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:25,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:25,730 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:25,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:25,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1332854391, now seen corresponding path program 1 times [2021-11-23 02:17:25,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:25,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [505448487] [2021-11-23 02:17:25,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:25,731 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:25,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:25,732 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:25,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-23 02:17:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:25,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:25,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:26,203 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 02:17:26,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:26,448 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 02:17:26,448 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:26,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [505448487] [2021-11-23 02:17:26,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [505448487] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:26,449 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:26,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:26,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750567907] [2021-11-23 02:17:26,449 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:26,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:26,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:26,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:26,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:26,454 INFO L87 Difference]: Start difference. First operand 606 states and 969 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 02:17:26,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:26,541 INFO L93 Difference]: Finished difference Result 1393 states and 2257 transitions. [2021-11-23 02:17:26,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:26,541 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 02:17:26,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:26,550 INFO L225 Difference]: With dead ends: 1393 [2021-11-23 02:17:26,550 INFO L226 Difference]: Without dead ends: 862 [2021-11-23 02:17:26,553 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 02:17:26,554 INFO L933 BasicCegarLoop]: 512 mSDtfsCounter, 111 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 1003 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 02:17:26,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 1003 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:26,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 862 states. [2021-11-23 02:17:26,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 862 to 854. [2021-11-23 02:17:26,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 854 states, 680 states have (on average 1.5838235294117646) internal successors, (1077), 686 states have internal predecessors, (1077), 150 states have call successors, (150), 20 states have call predecessors, (150), 23 states have return successors, (165), 147 states have call predecessors, (165), 147 states have call successors, (165) [2021-11-23 02:17:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 1392 transitions. [2021-11-23 02:17:26,645 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 1392 transitions. Word has length 124 [2021-11-23 02:17:26,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:26,645 INFO L470 AbstractCegarLoop]: Abstraction has 854 states and 1392 transitions. [2021-11-23 02:17:26,646 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 02:17:26,646 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1392 transitions. [2021-11-23 02:17:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 02:17:26,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:26,654 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 02:17:26,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:26,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:26,868 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:26,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:26,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1015798258, now seen corresponding path program 1 times [2021-11-23 02:17:26,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:26,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973967737] [2021-11-23 02:17:26,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:26,869 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:26,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:26,870 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:26,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-23 02:17:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:27,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:27,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:27,366 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 02:17:27,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:27,581 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 02:17:27,581 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:27,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973967737] [2021-11-23 02:17:27,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973967737] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:27,582 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:27,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:27,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698214160] [2021-11-23 02:17:27,582 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:27,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:27,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:27,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:27,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:27,583 INFO L87 Difference]: Start difference. First operand 854 states and 1392 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 02:17:27,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:27,687 INFO L93 Difference]: Finished difference Result 2090 states and 3460 transitions. [2021-11-23 02:17:27,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:27,688 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 02:17:27,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:27,700 INFO L225 Difference]: With dead ends: 2090 [2021-11-23 02:17:27,700 INFO L226 Difference]: Without dead ends: 1320 [2021-11-23 02:17:27,704 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 02:17:27,705 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 109 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 997 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 02:17:27,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 997 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:27,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2021-11-23 02:17:27,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1312. [2021-11-23 02:17:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1312 states, 1066 states have (on average 1.6078799249530957) internal successors, (1714), 1072 states have internal predecessors, (1714), 222 states have call successors, (222), 20 states have call predecessors, (222), 23 states have return successors, (245), 219 states have call predecessors, (245), 219 states have call successors, (245) [2021-11-23 02:17:27,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 2181 transitions. [2021-11-23 02:17:27,855 INFO L78 Accepts]: Start accepts. Automaton has 1312 states and 2181 transitions. Word has length 125 [2021-11-23 02:17:27,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:27,857 INFO L470 AbstractCegarLoop]: Abstraction has 1312 states and 2181 transitions. [2021-11-23 02:17:27,857 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 02:17:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2181 transitions. [2021-11-23 02:17:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 02:17:27,865 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:27,866 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 02:17:27,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:28,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:28,082 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:28,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:28,082 INFO L85 PathProgramCache]: Analyzing trace with hash -503492808, now seen corresponding path program 1 times [2021-11-23 02:17:28,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:28,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [306838699] [2021-11-23 02:17:28,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:28,083 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:28,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:28,084 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:28,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-23 02:17:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:28,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:28,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:28,534 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 02:17:28,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:28,710 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 02:17:28,710 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:28,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [306838699] [2021-11-23 02:17:28,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [306838699] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:28,711 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:28,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:28,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284812597] [2021-11-23 02:17:28,711 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:28,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:28,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:28,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:28,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:28,713 INFO L87 Difference]: Start difference. First operand 1312 states and 2181 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 02:17:28,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:28,925 INFO L93 Difference]: Finished difference Result 3405 states and 5733 transitions. [2021-11-23 02:17:28,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:28,926 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 02:17:28,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:28,948 INFO L225 Difference]: With dead ends: 3405 [2021-11-23 02:17:28,948 INFO L226 Difference]: Without dead ends: 2186 [2021-11-23 02:17:28,955 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 02:17:28,956 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 107 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 997 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 02:17:28,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 997 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:28,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2186 states. [2021-11-23 02:17:29,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2186 to 2178. [2021-11-23 02:17:29,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2178 states, 1812 states have (on average 1.6263796909492274) internal successors, (2947), 1818 states have internal predecessors, (2947), 342 states have call successors, (342), 20 states have call predecessors, (342), 23 states have return successors, (381), 339 states have call predecessors, (381), 339 states have call successors, (381) [2021-11-23 02:17:29,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 2178 states and 3670 transitions. [2021-11-23 02:17:29,247 INFO L78 Accepts]: Start accepts. Automaton has 2178 states and 3670 transitions. Word has length 126 [2021-11-23 02:17:29,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:29,248 INFO L470 AbstractCegarLoop]: Abstraction has 2178 states and 3670 transitions. [2021-11-23 02:17:29,248 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 02:17:29,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 3670 transitions. [2021-11-23 02:17:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 02:17:29,262 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:29,263 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 02:17:29,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:29,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:29,481 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:29,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:29,482 INFO L85 PathProgramCache]: Analyzing trace with hash -430382486, now seen corresponding path program 1 times [2021-11-23 02:17:29,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:29,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1355604554] [2021-11-23 02:17:29,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:29,483 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:29,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:29,497 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:29,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-23 02:17:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:29,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:29,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:29,980 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 02:17:29,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:30,199 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 02:17:30,199 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:30,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1355604554] [2021-11-23 02:17:30,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1355604554] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:30,199 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:30,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:30,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970211557] [2021-11-23 02:17:30,200 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:30,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:30,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:30,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:30,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:30,202 INFO L87 Difference]: Start difference. First operand 2178 states and 3670 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 02:17:30,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:30,479 INFO L93 Difference]: Finished difference Result 5896 states and 10026 transitions. [2021-11-23 02:17:30,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:30,479 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 02:17:30,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:30,514 INFO L225 Difference]: With dead ends: 5896 [2021-11-23 02:17:30,514 INFO L226 Difference]: Without dead ends: 3820 [2021-11-23 02:17:30,525 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 02:17:30,525 INFO L933 BasicCegarLoop]: 518 mSDtfsCounter, 105 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 1004 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 02:17:30,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 1004 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:30,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3820 states. [2021-11-23 02:17:30,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3820 to 3812. [2021-11-23 02:17:30,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3812 states, 3158 states have (on average 1.6276124129195693) internal successors, (5140), 3164 states have internal predecessors, (5140), 630 states have call successors, (630), 20 states have call predecessors, (630), 23 states have return successors, (701), 627 states have call predecessors, (701), 627 states have call successors, (701) [2021-11-23 02:17:30,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3812 states and 6471 transitions. [2021-11-23 02:17:30,958 INFO L78 Accepts]: Start accepts. Automaton has 3812 states and 6471 transitions. Word has length 127 [2021-11-23 02:17:30,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:30,959 INFO L470 AbstractCegarLoop]: Abstraction has 3812 states and 6471 transitions. [2021-11-23 02:17:30,959 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 02:17:30,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 6471 transitions. [2021-11-23 02:17:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 02:17:30,973 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:30,973 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 02:17:30,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:31,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:31,189 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:31,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:31,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1880279772, now seen corresponding path program 1 times [2021-11-23 02:17:31,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:31,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1110152992] [2021-11-23 02:17:31,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:31,190 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:31,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:31,192 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:31,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-23 02:17:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:31,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:31,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:31,574 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 02:17:31,574 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:31,750 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 02:17:31,750 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:31,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1110152992] [2021-11-23 02:17:31,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1110152992] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:31,751 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:31,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:31,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158147043] [2021-11-23 02:17:31,751 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:31,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:31,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:31,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:31,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:31,753 INFO L87 Difference]: Start difference. First operand 3812 states and 6471 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 02:17:32,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:32,249 INFO L93 Difference]: Finished difference Result 10790 states and 18420 transitions. [2021-11-23 02:17:32,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:32,250 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 02:17:32,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:32,310 INFO L225 Difference]: With dead ends: 10790 [2021-11-23 02:17:32,310 INFO L226 Difference]: Without dead ends: 7086 [2021-11-23 02:17:32,330 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 02:17:32,330 INFO L933 BasicCegarLoop]: 512 mSDtfsCounter, 103 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 1003 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 02:17:32,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 1003 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:32,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7086 states. [2021-11-23 02:17:32,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7086 to 7078. [2021-11-23 02:17:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7078 states, 5912 states have (on average 1.6273680649526387) internal successors, (9621), 5918 states have internal predecessors, (9621), 1142 states have call successors, (1142), 20 states have call predecessors, (1142), 23 states have return successors, (1277), 1139 states have call predecessors, (1277), 1139 states have call successors, (1277) [2021-11-23 02:17:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7078 states to 7078 states and 12040 transitions. [2021-11-23 02:17:33,002 INFO L78 Accepts]: Start accepts. Automaton has 7078 states and 12040 transitions. Word has length 128 [2021-11-23 02:17:33,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:33,003 INFO L470 AbstractCegarLoop]: Abstraction has 7078 states and 12040 transitions. [2021-11-23 02:17:33,004 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 02:17:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 7078 states and 12040 transitions. [2021-11-23 02:17:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 02:17:33,023 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:33,023 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 02:17:33,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:33,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:33,238 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:33,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:33,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1608650872, now seen corresponding path program 1 times [2021-11-23 02:17:33,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:33,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1874564521] [2021-11-23 02:17:33,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:33,240 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:33,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:33,241 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:33,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-23 02:17:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:33,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:33,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:33,756 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 02:17:33,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:33,929 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 02:17:33,930 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:33,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1874564521] [2021-11-23 02:17:33,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1874564521] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:33,930 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:33,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:33,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091521543] [2021-11-23 02:17:33,931 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:33,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:33,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:33,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:33,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:33,933 INFO L87 Difference]: Start difference. First operand 7078 states and 12040 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 02:17:34,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:34,816 INFO L93 Difference]: Finished difference Result 20646 states and 35185 transitions. [2021-11-23 02:17:34,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:34,817 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 02:17:34,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:34,910 INFO L225 Difference]: With dead ends: 20646 [2021-11-23 02:17:34,911 INFO L226 Difference]: Without dead ends: 13680 [2021-11-23 02:17:34,939 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 02:17:34,940 INFO L933 BasicCegarLoop]: 520 mSDtfsCounter, 101 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 1015 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 02:17:34,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 1015 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:34,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13680 states. [2021-11-23 02:17:36,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13680 to 13672. [2021-11-23 02:17:36,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13672 states, 11418 states have (on average 1.6162200035032406) internal successors, (18454), 11424 states have internal predecessors, (18454), 2230 states have call successors, (2230), 20 states have call predecessors, (2230), 23 states have return successors, (2493), 2227 states have call predecessors, (2493), 2227 states have call successors, (2493) [2021-11-23 02:17:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13672 states to 13672 states and 23177 transitions. [2021-11-23 02:17:36,394 INFO L78 Accepts]: Start accepts. Automaton has 13672 states and 23177 transitions. Word has length 129 [2021-11-23 02:17:36,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:36,395 INFO L470 AbstractCegarLoop]: Abstraction has 13672 states and 23177 transitions. [2021-11-23 02:17:36,395 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 02:17:36,395 INFO L276 IsEmpty]: Start isEmpty. Operand 13672 states and 23177 transitions. [2021-11-23 02:17:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 02:17:36,422 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:36,423 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 02:17:36,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:36,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:36,637 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:36,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:36,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1447295064, now seen corresponding path program 1 times [2021-11-23 02:17:36,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:36,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771622751] [2021-11-23 02:17:36,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:36,638 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:36,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:36,639 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:36,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-23 02:17:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:36,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 02:17:36,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:37,091 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 02:17:37,091 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:37,288 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 02:17:37,288 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:37,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771622751] [2021-11-23 02:17:37,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771622751] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:37,288 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:37,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-23 02:17:37,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887949384] [2021-11-23 02:17:37,289 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:37,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 02:17:37,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:37,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 02:17:37,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-23 02:17:37,290 INFO L87 Difference]: Start difference. First operand 13672 states and 23177 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 02:17:38,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:38,587 INFO L93 Difference]: Finished difference Result 33520 states and 56817 transitions. [2021-11-23 02:17:38,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 02:17:38,587 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 02:17:38,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:38,679 INFO L225 Difference]: With dead ends: 33520 [2021-11-23 02:17:38,679 INFO L226 Difference]: Without dead ends: 19969 [2021-11-23 02:17:38,726 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 02:17:38,727 INFO L933 BasicCegarLoop]: 618 mSDtfsCounter, 617 mSDsluCounter, 1054 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:38,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 1672 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:17:38,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19969 states. [2021-11-23 02:17:40,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19969 to 13553. [2021-11-23 02:17:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13553 states, 11298 states have (on average 1.5889537971322358) internal successors, (17952), 11303 states have internal predecessors, (17952), 2230 states have call successors, (2230), 22 states have call predecessors, (2230), 24 states have return successors, (2489), 2227 states have call predecessors, (2489), 2227 states have call successors, (2489) [2021-11-23 02:17:40,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13553 states to 13553 states and 22671 transitions. [2021-11-23 02:17:40,194 INFO L78 Accepts]: Start accepts. Automaton has 13553 states and 22671 transitions. Word has length 130 [2021-11-23 02:17:40,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:40,194 INFO L470 AbstractCegarLoop]: Abstraction has 13553 states and 22671 transitions. [2021-11-23 02:17:40,195 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 02:17:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 13553 states and 22671 transitions. [2021-11-23 02:17:40,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 02:17:40,221 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:40,222 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 02:17:40,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:40,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:40,440 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:40,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:40,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1529754813, now seen corresponding path program 1 times [2021-11-23 02:17:40,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:40,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1453265934] [2021-11-23 02:17:40,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:40,442 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:40,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:40,443 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:40,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-23 02:17:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:40,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:40,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:40,918 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 02:17:40,919 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:41,162 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 02:17:41,163 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:41,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1453265934] [2021-11-23 02:17:41,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1453265934] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:41,163 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:41,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:41,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071783582] [2021-11-23 02:17:41,166 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:41,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:41,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:41,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:41,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:41,167 INFO L87 Difference]: Start difference. First operand 13553 states and 22671 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 02:17:42,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:42,772 INFO L93 Difference]: Finished difference Result 39405 states and 66033 transitions. [2021-11-23 02:17:42,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:42,772 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 02:17:42,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:42,899 INFO L225 Difference]: With dead ends: 39405 [2021-11-23 02:17:42,899 INFO L226 Difference]: Without dead ends: 25979 [2021-11-23 02:17:42,941 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 02:17:42,942 INFO L933 BasicCegarLoop]: 507 mSDtfsCounter, 95 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 994 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 02:17:42,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [110 Valid, 994 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:42,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25979 states. [2021-11-23 02:17:45,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25979 to 25971. [2021-11-23 02:17:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25971 states, 21796 states have (on average 1.5812534409983483) internal successors, (34465), 21801 states have internal predecessors, (34465), 4150 states have call successors, (4150), 22 states have call predecessors, (4150), 24 states have return successors, (4665), 4147 states have call predecessors, (4665), 4147 states have call successors, (4665) [2021-11-23 02:17:45,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25971 states to 25971 states and 43280 transitions. [2021-11-23 02:17:45,745 INFO L78 Accepts]: Start accepts. Automaton has 25971 states and 43280 transitions. Word has length 130 [2021-11-23 02:17:45,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:45,745 INFO L470 AbstractCegarLoop]: Abstraction has 25971 states and 43280 transitions. [2021-11-23 02:17:45,746 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 02:17:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 25971 states and 43280 transitions. [2021-11-23 02:17:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 02:17:45,774 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:45,775 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 02:17:45,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:45,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:45,989 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:45,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:45,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1465907462, now seen corresponding path program 1 times [2021-11-23 02:17:45,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:45,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1556305035] [2021-11-23 02:17:45,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:45,990 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:45,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:45,991 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:46,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-23 02:17:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:46,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:46,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:46,487 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 02:17:46,487 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:46,709 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 02:17:46,709 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:46,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1556305035] [2021-11-23 02:17:46,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1556305035] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:46,709 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:46,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:17:46,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832875952] [2021-11-23 02:17:46,709 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:46,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:17:46,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:46,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:17:46,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:17:46,711 INFO L87 Difference]: Start difference. First operand 25971 states and 43280 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 02:17:49,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:49,491 INFO L93 Difference]: Finished difference Result 75883 states and 126571 transitions. [2021-11-23 02:17:49,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:49,495 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 02:17:49,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:50,059 INFO L225 Difference]: With dead ends: 75883 [2021-11-23 02:17:50,060 INFO L226 Difference]: Without dead ends: 50045 [2021-11-23 02:17:50,137 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 02:17:50,138 INFO L933 BasicCegarLoop]: 508 mSDtfsCounter, 93 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 995 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 02:17:50,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 995 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:50,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50045 states. [2021-11-23 02:17:54,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50045 to 50037. [2021-11-23 02:17:54,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50037 states, 42278 states have (on average 1.5721178863711622) internal successors, (66466), 42283 states have internal predecessors, (66466), 7734 states have call successors, (7734), 22 states have call predecessors, (7734), 24 states have return successors, (8761), 7731 states have call predecessors, (8761), 7731 states have call successors, (8761) [2021-11-23 02:17:54,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50037 states to 50037 states and 82961 transitions. [2021-11-23 02:17:54,638 INFO L78 Accepts]: Start accepts. Automaton has 50037 states and 82961 transitions. Word has length 131 [2021-11-23 02:17:54,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:17:54,638 INFO L470 AbstractCegarLoop]: Abstraction has 50037 states and 82961 transitions. [2021-11-23 02:17:54,638 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 02:17:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 50037 states and 82961 transitions. [2021-11-23 02:17:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 02:17:54,678 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:17:54,678 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 02:17:54,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-23 02:17:54,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:17:54,892 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:17:54,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:17:54,893 INFO L85 PathProgramCache]: Analyzing trace with hash 429602574, now seen corresponding path program 1 times [2021-11-23 02:17:54,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:17:54,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976589925] [2021-11-23 02:17:54,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:17:54,894 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:17:54,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:17:54,894 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:17:54,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-23 02:17:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:17:55,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:17:55,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:17:55,309 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 02:17:55,309 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:17:55,563 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 02:17:55,563 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:17:55,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976589925] [2021-11-23 02:17:55,564 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [976589925] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:17:55,564 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:17:55,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-23 02:17:55,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246759831] [2021-11-23 02:17:55,565 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:17:55,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:17:55,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:17:55,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:17:55,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:17:55,569 INFO L87 Difference]: Start difference. First operand 50037 states and 82961 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 02:17:59,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:17:59,159 INFO L93 Difference]: Finished difference Result 99941 states and 165729 transitions. [2021-11-23 02:17:59,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:17:59,160 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 02:17:59,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:17:59,368 INFO L225 Difference]: With dead ends: 99941 [2021-11-23 02:17:59,368 INFO L226 Difference]: Without dead ends: 50045 [2021-11-23 02:17:59,572 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 02:17:59,573 INFO L933 BasicCegarLoop]: 618 mSDtfsCounter, 104 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:17:59,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 1624 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:17:59,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50045 states. [2021-11-23 02:18:03,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50045 to 50037. [2021-11-23 02:18:03,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50037 states, 42278 states have (on average 1.5600075689483892) internal successors, (65954), 42283 states have internal predecessors, (65954), 7734 states have call successors, (7734), 22 states have call predecessors, (7734), 24 states have return successors, (8761), 7731 states have call predecessors, (8761), 7731 states have call successors, (8761) [2021-11-23 02:18:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50037 states to 50037 states and 82449 transitions. [2021-11-23 02:18:03,741 INFO L78 Accepts]: Start accepts. Automaton has 50037 states and 82449 transitions. Word has length 132 [2021-11-23 02:18:03,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:18:03,742 INFO L470 AbstractCegarLoop]: Abstraction has 50037 states and 82449 transitions. [2021-11-23 02:18:03,742 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 02:18:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 50037 states and 82449 transitions. [2021-11-23 02:18:03,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 02:18:03,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:18:03,760 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 02:18:03,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-23 02:18:03,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 02:18:03,961 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:18:03,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:18:03,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1800917693, now seen corresponding path program 1 times [2021-11-23 02:18:03,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 02:18:03,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [250292504] [2021-11-23 02:18:03,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:18:03,962 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 02:18:03,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 02:18:03,963 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 02:18:03,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04417674-3ad3-465b-849c-fb47c63faeb1/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-23 02:18:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:18:04,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 02:18:04,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:18:04,412 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 02:18:04,412 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:18:04,617 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 02:18:04,618 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 02:18:04,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [250292504] [2021-11-23 02:18:04,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [250292504] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 02:18:04,618 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:18:04,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-23 02:18:04,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037161699] [2021-11-23 02:18:04,618 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 02:18:04,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:18:04,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 02:18:04,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:18:04,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:18:04,620 INFO L87 Difference]: Start difference. First operand 50037 states and 82449 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)