./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 14:26:52,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:26:52,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:26:52,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:26:52,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:26:52,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:26:52,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:26:52,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:26:52,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:26:52,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:26:52,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:26:52,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:26:52,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:26:52,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:26:52,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:26:52,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:26:52,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:26:52,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:26:52,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:26:52,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:26:52,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:26:52,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:26:52,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:26:52,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:26:52,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:26:52,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:26:52,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:26:52,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:26:52,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:26:52,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:26:52,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:26:52,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:26:52,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:26:52,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:26:52,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:26:52,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:26:52,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:26:52,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:26:52,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:26:52,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:26:52,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:26:52,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 14:26:52,120 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:26:52,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:26:52,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:26:52,120 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:26:52,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:26:52,121 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:26:52,121 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:26:52,121 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:26:52,121 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:26:52,121 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:26:52,121 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:26:52,122 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:26:52,122 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:26:52,122 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:26:52,122 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:26:52,122 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:26:52,122 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:26:52,122 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:26:52,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:26:52,123 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 14:26:52,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:26:52,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 14:26:52,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:26:52,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:26:52,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:26:52,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:26:52,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:26:52,125 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:26:52,126 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2022-12-14 14:26:52,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:26:52,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:26:52,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:26:52,308 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:26:52,308 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:26:52,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2022-12-14 14:26:54,814 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:26:55,022 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:26:55,023 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2022-12-14 14:26:55,033 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data/8a6c50dbd/58dda703d4bf4f15b5c18bd04723c08d/FLAG6af136e84 [2022-12-14 14:26:55,388 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data/8a6c50dbd/58dda703d4bf4f15b5c18bd04723c08d [2022-12-14 14:26:55,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:26:55,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:26:55,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:26:55,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:26:55,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:26:55,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b54841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55, skipping insertion in model container [2022-12-14 14:26:55,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:26:55,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:26:55,667 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,669 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,672 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,707 WARN L237 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_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2022-12-14 14:26:55,728 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,730 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,736 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,757 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,758 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:26:55,780 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:26:55,808 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,809 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,811 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,823 WARN L237 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_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2022-12-14 14:26:55,824 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,825 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,828 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,835 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,836 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:26:55,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:26:55,860 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:26:55,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55 WrapperNode [2022-12-14 14:26:55,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:26:55,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:26:55,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:26:55,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:26:55,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,910 INFO L138 Inliner]: procedures = 128, calls = 208, calls flagged for inlining = 57, calls inlined = 48, statements flattened = 880 [2022-12-14 14:26:55,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:26:55,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:26:55,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:26:55,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:26:55,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,960 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:26:55,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:26:55,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:26:55,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:26:55,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (1/1) ... [2022-12-14 14:26:55,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:26:55,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:26:55,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:26:56,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:26:56,026 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2022-12-14 14:26:56,026 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2022-12-14 14:26:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2022-12-14 14:26:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2022-12-14 14:26:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2022-12-14 14:26:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2022-12-14 14:26:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2022-12-14 14:26:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2022-12-14 14:26:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2022-12-14 14:26:56,027 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2022-12-14 14:26:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2022-12-14 14:26:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2022-12-14 14:26:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-12-14 14:26:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2022-12-14 14:26:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2022-12-14 14:26:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2022-12-14 14:26:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2022-12-14 14:26:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:26:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2022-12-14 14:26:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2022-12-14 14:26:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2022-12-14 14:26:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2022-12-14 14:26:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2022-12-14 14:26:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2022-12-14 14:26:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2022-12-14 14:26:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2022-12-14 14:26:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2022-12-14 14:26:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2022-12-14 14:26:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2022-12-14 14:26:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2022-12-14 14:26:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2022-12-14 14:26:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2022-12-14 14:26:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2022-12-14 14:26:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2022-12-14 14:26:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2022-12-14 14:26:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2022-12-14 14:26:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2022-12-14 14:26:56,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2022-12-14 14:26:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:26:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2022-12-14 14:26:56,031 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2022-12-14 14:26:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:26:56,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:26:56,175 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:26:56,177 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:26:56,680 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:26:56,907 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:26:56,907 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 14:26:56,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:26:56 BoogieIcfgContainer [2022-12-14 14:26:56,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:26:56,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:26:56,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:26:56,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:26:56,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:26:55" (1/3) ... [2022-12-14 14:26:56,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d2c64e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:26:56, skipping insertion in model container [2022-12-14 14:26:56,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:26:55" (2/3) ... [2022-12-14 14:26:56,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46d2c64e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:26:56, skipping insertion in model container [2022-12-14 14:26:56,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:26:56" (3/3) ... [2022-12-14 14:26:56,916 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product18.cil.c [2022-12-14 14:26:56,931 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:26:56,931 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 14:26:56,969 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:26:56,974 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@591662e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:26:56,974 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 14:26:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 163 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 100 states have internal predecessors, (130), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2022-12-14 14:26:56,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 14:26:56,986 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:26:56,987 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:26:56,987 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:26:56,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:26:56,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1485757511, now seen corresponding path program 1 times [2022-12-14 14:26:56,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:26:56,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905526971] [2022-12-14 14:26:56,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:56,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:26:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:26:57,244 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:26:57,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905526971] [2022-12-14 14:26:57,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905526971] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:26:57,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:26:57,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:26:57,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820505537] [2022-12-14 14:26:57,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:26:57,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 14:26:57,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:26:57,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 14:26:57,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:26:57,276 INFO L87 Difference]: Start difference. First operand has 163 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 100 states have internal predecessors, (130), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:26:57,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:26:57,368 INFO L93 Difference]: Finished difference Result 242 states and 322 transitions. [2022-12-14 14:26:57,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 14:26:57,370 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 [2022-12-14 14:26:57,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:26:57,376 INFO L225 Difference]: With dead ends: 242 [2022-12-14 14:26:57,377 INFO L226 Difference]: Without dead ends: 159 [2022-12-14 14:26:57,379 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:26:57,381 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:26:57,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 188 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:26:57,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-12-14 14:26:57,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2022-12-14 14:26:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 94 states have (on average 1.3191489361702127) internal successors, (124), 96 states have internal predecessors, (124), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2022-12-14 14:26:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 213 transitions. [2022-12-14 14:26:57,419 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 213 transitions. Word has length 63 [2022-12-14 14:26:57,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:26:57,420 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 213 transitions. [2022-12-14 14:26:57,421 INFO L496 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) [2022-12-14 14:26:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2022-12-14 14:26:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 14:26:57,423 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:26:57,423 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:26:57,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:26:57,423 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:26:57,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:26:57,424 INFO L85 PathProgramCache]: Analyzing trace with hash -741981592, now seen corresponding path program 1 times [2022-12-14 14:26:57,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:26:57,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814036830] [2022-12-14 14:26:57,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:57,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:26:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:26:57,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:26:57,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814036830] [2022-12-14 14:26:57,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814036830] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:26:57,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:26:57,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:26:57,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39950055] [2022-12-14 14:26:57,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:26:57,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:26:57,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:26:57,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:26:57,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:26:57,569 INFO L87 Difference]: Start difference. First operand 159 states and 213 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:26:57,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:26:57,662 INFO L93 Difference]: Finished difference Result 237 states and 306 transitions. [2022-12-14 14:26:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:26:57,663 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 [2022-12-14 14:26:57,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:26:57,664 INFO L225 Difference]: With dead ends: 237 [2022-12-14 14:26:57,664 INFO L226 Difference]: Without dead ends: 161 [2022-12-14 14:26:57,665 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:26:57,666 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 0 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:26:57,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 369 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:26:57,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2022-12-14 14:26:57,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2022-12-14 14:26:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 96 states have (on average 1.3125) internal successors, (126), 98 states have internal predecessors, (126), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2022-12-14 14:26:57,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 215 transitions. [2022-12-14 14:26:57,677 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 215 transitions. Word has length 64 [2022-12-14 14:26:57,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:26:57,677 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 215 transitions. [2022-12-14 14:26:57,677 INFO L496 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) [2022-12-14 14:26:57,677 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2022-12-14 14:26:57,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 14:26:57,679 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:26:57,679 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:26:57,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:26:57,679 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:26:57,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:26:57,680 INFO L85 PathProgramCache]: Analyzing trace with hash -840465695, now seen corresponding path program 1 times [2022-12-14 14:26:57,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:26:57,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142568807] [2022-12-14 14:26:57,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:57,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:26:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:57,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:26:57,751 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:26:57,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142568807] [2022-12-14 14:26:57,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142568807] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:26:57,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:26:57,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:26:57,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605675452] [2022-12-14 14:26:57,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:26:57,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:26:57,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:26:57,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:26:57,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:26:57,754 INFO L87 Difference]: Start difference. First operand 161 states and 215 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:26:57,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:26:57,840 INFO L93 Difference]: Finished difference Result 352 states and 489 transitions. [2022-12-14 14:26:57,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:26:57,841 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 [2022-12-14 14:26:57,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:26:57,843 INFO L225 Difference]: With dead ends: 352 [2022-12-14 14:26:57,843 INFO L226 Difference]: Without dead ends: 209 [2022-12-14 14:26:57,844 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:26:57,845 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 57 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:26:57,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 382 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:26:57,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-12-14 14:26:57,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 204. [2022-12-14 14:26:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 128 states have (on average 1.3984375) internal successors, (179), 130 states have internal predecessors, (179), 57 states have call successors, (57), 19 states have call predecessors, (57), 18 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-12-14 14:26:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 290 transitions. [2022-12-14 14:26:57,865 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 290 transitions. Word has length 69 [2022-12-14 14:26:57,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:26:57,866 INFO L495 AbstractCegarLoop]: Abstraction has 204 states and 290 transitions. [2022-12-14 14:26:57,866 INFO L496 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) [2022-12-14 14:26:57,866 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 290 transitions. [2022-12-14 14:26:57,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 14:26:57,869 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:26:57,869 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:26:57,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 14:26:57,869 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:26:57,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:26:57,870 INFO L85 PathProgramCache]: Analyzing trace with hash -159590805, now seen corresponding path program 1 times [2022-12-14 14:26:57,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:26:57,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886430205] [2022-12-14 14:26:57,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:57,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:26:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:26:58,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:26:58,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886430205] [2022-12-14 14:26:58,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886430205] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:26:58,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790275741] [2022-12-14 14:26:58,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:26:58,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:26:58,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:26:58,040 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:26:58,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:26:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:26:58,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 14:26:58,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:26:58,333 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:26:58,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:26:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:26:58,393 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790275741] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:26:58,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [329060859] [2022-12-14 14:26:58,414 INFO L159 IcfgInterpreter]: Started Sifa with 59 locations of interest [2022-12-14 14:26:58,414 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:26:58,418 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:26:58,423 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:26:58,423 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:27:34,955 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 444 for LOIs [2022-12-14 14:27:35,263 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 445 for LOIs [2022-12-14 14:27:35,567 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 265 for LOIs [2022-12-14 14:27:37,414 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 241 for LOIs [2022-12-14 14:27:37,453 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 267 for LOIs [2022-12-14 14:28:15,896 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 250 for LOIs [2022-12-14 14:28:15,930 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 257 for LOIs [2022-12-14 14:28:16,002 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailFrom with input of size 253 for LOIs [2022-12-14 14:28:16,046 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 254 for LOIs [2022-12-14 14:28:16,091 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 449 for LOIs [2022-12-14 14:28:16,790 INFO L197 IcfgInterpreter]: Interpreting procedure isSigned with input of size 255 for LOIs [2022-12-14 14:28:16,833 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:57,917 WARN L233 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 565 DAG size of output: 435 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:29:50,612 WARN L233 SmtUtils]: Spent 5.19s on a formula simplification. DAG size of input: 592 DAG size of output: 447 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:29:56,833 WARN L233 SmtUtils]: Spent 5.70s on a formula simplification. DAG size of input: 625 DAG size of output: 480 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:30:03,430 WARN L233 SmtUtils]: Spent 6.06s on a formula simplification. DAG size of input: 624 DAG size of output: 479 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:30:21,694 WARN L233 SmtUtils]: Spent 5.45s on a formula simplification. DAG size of input: 654 DAG size of output: 477 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:30:22,383 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2786#(and (= ~__ste_Client_Keyring1_User2~0 0) (= ~__GUIDSL_NON_TERMINAL_main~0 0) (= ~__ste_email_isEncrypted1~0 0) (= ~__ste_email_subject0~0.offset 0) (= ~__SELECTED_FEATURE_Sign~0 0) (= 0 ~__ste_Client_AddressBook0_Address2~0) (= ~__ste_client_outbuffer3~0 0) (<= ~__ste_client_privateKey0~0 2147483647) (= ~__ste_Client_counter~0 0) (= ~__ste_Client_Keyring1_PublicKey2~0 0) (<= ~__ste_email_isSignatureVerified1~0 0) (= ~__ste_Client_AddressBook2_Alias0~0 0) (= 0 ~__ste_email_subject0~0.base) (= ~__ste_Client_AddressBook2_Alias1~0 0) (= ~__ste_Client_Keyring2_PublicKey2~0 0) (= ~__ste_client_forwardReceiver3~0 0) (= ~__ste_client_name2~0.offset 0) (= ~__ste_client_name1~0.base 0) (<= 0 ~__ste_client_autoResponse1~0) (= ~__SELECTED_FEATURE_Verify~0 0) (= ~__ste_Client_Keyring1_User0~0 0) (<= ~__ste_client_idCounter2~0 3) (<= ~queued_message~0 0) (<= ~__ste_email_isSignatureVerified0~0 0) (= ~__ste_email_body1~0.offset 0) (<= 0 (+ ~__ste_client_privateKey0~0 2147483648)) (= ~__SELECTED_FEATURE_Encrypt~0 0) (= ~__ste_Client_AddressBook1_Address2~0 0) (<= ~__ste_email_from0~0 2147483647) (= ~__ste_ClientAddressBook_size1~0 0) (= ~__ste_Client_Keyring0_PublicKey0~0 0) (= ~__ste_Email_counter~0 0) (= ~__ste_ClientKeyring_size1~0 0) (= ~__ste_email_body0~0.offset 0) (<= 0 ~__ste_email_isSigned1~0) (<= 0 (+ ~__ste_email_from0~0 2147483648)) (= ~__ste_Client_Keyring0_User2~0 0) (= ~__ste_ClientAddressBook_size0~0 0) (= ~__ste_Client_Keyring0_User1~0 0) (= ~__ste_Client_AddressBook1_Alias1~0 0) (= ~__ste_client_name1~0.offset 0) (= ~head~0.offset 0) (= ~__ste_client_name0~0.offset 0) (<= ~__ste_client_autoResponse1~0 1) (= ~__ste_Client_Keyring0_PublicKey2~0 0) (= ~sent_signed~0 1) (<= ~__ste_client_privateKey2~0 789) (= ~__ste_Client_Keyring1_PublicKey0~0 0) (<= ~queue_empty~0 1) (= ~__SELECTED_FEATURE_Decrypt~0 0) (<= 0 (+ ~__ste_email_signKey0~0 2147483648)) (= ~__ste_email_encryptionKey0~0 0) (= ~__SELECTED_FEATURE_Keys~0 0) (<= ~__ste_email_signKey0~0 2147483647) (= ~__SELECTED_FEATURE_AddressBook~0 0) (= ~__ste_client_forwardReceiver2~0 0) (= ~__ste_Client_Keyring0_PublicKey1~0 0) (= ~__SELECTED_FEATURE_Forward~0 0) (= ~__ste_Client_Keyring0_User0~0 0) (<= ~__ste_client_idCounter0~0 2147483647) (= ~__ste_Client_Keyring2_PublicKey1~0 0) (= ~__ste_email_body0~0.base 0) (<= ~__ste_email_isSigned0~0 1) (= ~__ste_Client_AddressBook0_Alias0~0 0) (= ~__ste_email_id0~0 0) (<= ~__ste_client_autoResponse0~0 0) (= ~__ste_Client_Keyring2_User1~0 0) (<= 3 ~__ste_client_idCounter2~0) (= ~__ste_Client_AddressBook2_Address2~0 0) (= 3 ~chuck~0) (= ~__ste_Client_AddressBook2_Address1~0 0) (<= 0 ~__ste_email_signKey1~0) (<= 1 ~queue_empty~0) (<= ~__ste_email_signKey1~0 0) (<= ~__ste_email_isSigned1~0 0) (= ~bob~0 1) (= ~__ste_client_forwardReceiver1~0 0) (<= 0 ~__ste_client_autoResponse0~0) (<= 0 ~queued_message~0) (= ~__ste_Client_AddressBook1_Alias2~0 0) (<= 0 ~__ste_email_isSignatureVerified1~0) (= ~__ste_client_outbuffer0~0 0) (<= 789 ~__ste_client_privateKey2~0) (= ~__SELECTED_FEATURE_Base~0 0) (= ~__ste_client_forwardReceiver0~0 0) (= ~__ste_Client_Keyring2_User0~0 0) (= ~rjh~0 2) (= 0 ~__ste_Client_AddressBook0_Address1~0) (= ~__ste_Client_AddressBook2_Address0~0 0) (= ~__ste_Client_Keyring1_PublicKey1~0 0) (<= 0 ~queued_client~0) (= ~__ste_Client_Keyring2_PublicKey0~0 0) (<= 0 ~__ste_email_isSignatureVerified0~0) (= ~__ste_Client_AddressBook1_Address0~0 0) (= ~__ste_client_name2~0.base 0) (= ~__ste_email_subject1~0.base 0) (= ~__ste_Client_AddressBook1_Alias0~0 0) (= ~__ste_Client_Keyring2_User2~0 0) (= ~head~0.base 0) (= ~__ste_Client_Keyring1_User1~0 0) (= |#NULL.offset| 0) (= ~__ste_Client_AddressBook2_Alias2~0 0) (<= 0 ~__ste_email_isSigned0~0) (<= 0 ~__ste_client_autoResponse2~0) (= ~__ste_email_subject1~0.offset 0) (= ~__ste_Client_AddressBook0_Alias2~0 0) (= ~__ste_ClientKeyring_size0~0 0) (= ~__ste_email_isEncrypted0~0 0) (= ~__ste_Client_AddressBook1_Address1~0 0) (= 0 ~__ste_Client_AddressBook0_Address0~0) (= ~__ste_client_outbuffer1~0 0) (= ~__ste_Client_AddressBook0_Alias1~0 0) (= ~__GUIDSL_ROOT_PRODUCTION~0 0) (= ~__ste_client_name0~0.base 0) (= ~__ste_email_id1~0 0) (= ~__ste_client_outbuffer2~0 0) (<= 0 (+ ~__ste_client_idCounter0~0 2147483648)) (<= 2 ~__ste_email_to0~0) (<= 0 |#StackHeapBarrier|) (<= ~__ste_email_to0~0 2) (= ~__ste_ClientAddressBook_size2~0 0) (= ~__SELECTED_FEATURE_AutoResponder~0 0) (<= ~__ste_client_autoResponse2~0 0) (= ~__ste_email_encryptionKey1~0 0) (= ~__ste_email_body1~0.base 0) (= ~__ste_ClientKeyring_size2~0 0) (= |#NULL.base| 0) (<= ~queued_client~0 0))' at error location [2022-12-14 14:30:22,383 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 14:30:22,383 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 14:30:22,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-12-14 14:30:22,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580550951] [2022-12-14 14:30:22,384 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 14:30:22,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 14:30:22,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:22,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 14:30:22,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=3135, Unknown=0, NotChecked=0, Total=3306 [2022-12-14 14:30:22,386 INFO L87 Difference]: Start difference. First operand 204 states and 290 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-14 14:30:22,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:22,566 INFO L93 Difference]: Finished difference Result 530 states and 808 transitions. [2022-12-14 14:30:22,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:30:22,567 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 [2022-12-14 14:30:22,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:22,570 INFO L225 Difference]: With dead ends: 530 [2022-12-14 14:30:22,570 INFO L226 Difference]: Without dead ends: 454 [2022-12-14 14:30:22,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 125.5s TimeCoverageRelationStatistics Valid=171, Invalid=3135, Unknown=0, NotChecked=0, Total=3306 [2022-12-14 14:30:22,574 INFO L413 NwaCegarLoop]: 250 mSDtfsCounter, 307 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:22,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 756 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:22,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2022-12-14 14:30:22,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 439. [2022-12-14 14:30:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 299 states have (on average 1.5217391304347827) internal successors, (455), 301 states have internal predecessors, (455), 121 states have call successors, (121), 19 states have call predecessors, (121), 18 states have return successors, (118), 118 states have call predecessors, (118), 118 states have call successors, (118) [2022-12-14 14:30:22,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 694 transitions. [2022-12-14 14:30:22,612 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 694 transitions. Word has length 70 [2022-12-14 14:30:22,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:22,613 INFO L495 AbstractCegarLoop]: Abstraction has 439 states and 694 transitions. [2022-12-14 14:30:22,613 INFO L496 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) [2022-12-14 14:30:22,613 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 694 transitions. [2022-12-14 14:30:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 14:30:22,618 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:22,618 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:22,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:30:22,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:30:22,820 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:22,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:22,822 INFO L85 PathProgramCache]: Analyzing trace with hash 880777481, now seen corresponding path program 1 times [2022-12-14 14:30:22,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:22,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017817657] [2022-12-14 14:30:22,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:22,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:22,926 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:22,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017817657] [2022-12-14 14:30:22,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017817657] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:22,926 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:22,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:22,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715086658] [2022-12-14 14:30:22,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:22,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:22,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:22,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:22,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:22,928 INFO L87 Difference]: Start difference. First operand 439 states and 694 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:23,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:23,010 INFO L93 Difference]: Finished difference Result 1083 states and 1746 transitions. [2022-12-14 14:30:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:23,011 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 [2022-12-14 14:30:23,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:23,015 INFO L225 Difference]: With dead ends: 1083 [2022-12-14 14:30:23,015 INFO L226 Difference]: Without dead ends: 676 [2022-12-14 14:30:23,016 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:23,017 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 55 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:23,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 388 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:23,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2022-12-14 14:30:23,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 671. [2022-12-14 14:30:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 467 states have (on average 1.537473233404711) internal successors, (718), 469 states have internal predecessors, (718), 185 states have call successors, (185), 19 states have call predecessors, (185), 18 states have return successors, (182), 182 states have call predecessors, (182), 182 states have call successors, (182) [2022-12-14 14:30:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 1085 transitions. [2022-12-14 14:30:23,053 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 1085 transitions. Word has length 76 [2022-12-14 14:30:23,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:23,053 INFO L495 AbstractCegarLoop]: Abstraction has 671 states and 1085 transitions. [2022-12-14 14:30:23,053 INFO L496 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) [2022-12-14 14:30:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1085 transitions. [2022-12-14 14:30:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 14:30:23,057 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:23,057 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:23,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 14:30:23,058 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:23,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:23,058 INFO L85 PathProgramCache]: Analyzing trace with hash -797940452, now seen corresponding path program 1 times [2022-12-14 14:30:23,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:23,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465995913] [2022-12-14 14:30:23,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:23,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:23,126 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:23,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465995913] [2022-12-14 14:30:23,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465995913] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:23,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:23,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:23,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718436235] [2022-12-14 14:30:23,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:23,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:23,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:23,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:23,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:23,128 INFO L87 Difference]: Start difference. First operand 671 states and 1085 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:23,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:23,226 INFO L93 Difference]: Finished difference Result 1640 states and 2689 transitions. [2022-12-14 14:30:23,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:23,227 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 [2022-12-14 14:30:23,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:23,231 INFO L225 Difference]: With dead ends: 1640 [2022-12-14 14:30:23,231 INFO L226 Difference]: Without dead ends: 1031 [2022-12-14 14:30:23,233 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:23,234 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 53 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:23,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:23,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1031 states. [2022-12-14 14:30:23,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1031 to 1026. [2022-12-14 14:30:23,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 727 states have (on average 1.5433287482806053) internal successors, (1122), 729 states have internal predecessors, (1122), 280 states have call successors, (280), 19 states have call predecessors, (280), 18 states have return successors, (277), 277 states have call predecessors, (277), 277 states have call successors, (277) [2022-12-14 14:30:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1679 transitions. [2022-12-14 14:30:23,280 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1679 transitions. Word has length 77 [2022-12-14 14:30:23,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:23,281 INFO L495 AbstractCegarLoop]: Abstraction has 1026 states and 1679 transitions. [2022-12-14 14:30:23,281 INFO L496 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) [2022-12-14 14:30:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1679 transitions. [2022-12-14 14:30:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 14:30:23,284 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:23,284 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:23,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 14:30:23,284 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:23,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:23,285 INFO L85 PathProgramCache]: Analyzing trace with hash -833101221, now seen corresponding path program 1 times [2022-12-14 14:30:23,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:23,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533577168] [2022-12-14 14:30:23,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:23,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:23,357 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:23,357 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:23,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533577168] [2022-12-14 14:30:23,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533577168] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:23,358 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:23,358 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:23,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806874694] [2022-12-14 14:30:23,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:23,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:23,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:23,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:23,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:23,363 INFO L87 Difference]: Start difference. First operand 1026 states and 1679 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:23,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:23,470 INFO L93 Difference]: Finished difference Result 2438 states and 4033 transitions. [2022-12-14 14:30:23,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:23,471 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 [2022-12-14 14:30:23,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:23,476 INFO L225 Difference]: With dead ends: 2438 [2022-12-14 14:30:23,476 INFO L226 Difference]: Without dead ends: 1554 [2022-12-14 14:30:23,479 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:23,479 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 51 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:23,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 372 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:23,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1554 states. [2022-12-14 14:30:23,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1554 to 1549. [2022-12-14 14:30:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1549 states, 1127 states have (on average 1.5474711623779946) internal successors, (1744), 1129 states have internal predecessors, (1744), 403 states have call successors, (403), 19 states have call predecessors, (403), 18 states have return successors, (400), 400 states have call predecessors, (400), 400 states have call successors, (400) [2022-12-14 14:30:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1549 states and 2547 transitions. [2022-12-14 14:30:23,542 INFO L78 Accepts]: Start accepts. Automaton has 1549 states and 2547 transitions. Word has length 78 [2022-12-14 14:30:23,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:23,542 INFO L495 AbstractCegarLoop]: Abstraction has 1549 states and 2547 transitions. [2022-12-14 14:30:23,542 INFO L496 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) [2022-12-14 14:30:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2547 transitions. [2022-12-14 14:30:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 14:30:23,546 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:23,546 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:23,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 14:30:23,546 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:23,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:23,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1998796859, now seen corresponding path program 1 times [2022-12-14 14:30:23,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:23,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780830790] [2022-12-14 14:30:23,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:23,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:23,600 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:23,600 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:23,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780830790] [2022-12-14 14:30:23,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780830790] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:23,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:23,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:23,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906491775] [2022-12-14 14:30:23,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:23,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:23,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:23,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:23,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:23,602 INFO L87 Difference]: Start difference. First operand 1549 states and 2547 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:23,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:23,770 INFO L93 Difference]: Finished difference Result 3648 states and 6061 transitions. [2022-12-14 14:30:23,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:23,771 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 [2022-12-14 14:30:23,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:23,779 INFO L225 Difference]: With dead ends: 3648 [2022-12-14 14:30:23,780 INFO L226 Difference]: Without dead ends: 2378 [2022-12-14 14:30:23,782 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:23,783 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 49 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:23,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 372 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:23,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2022-12-14 14:30:23,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 2373. [2022-12-14 14:30:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2373 states, 1772 states have (on average 1.5496613995485327) internal successors, (2746), 1774 states have internal predecessors, (2746), 582 states have call successors, (582), 19 states have call predecessors, (582), 18 states have return successors, (579), 579 states have call predecessors, (579), 579 states have call successors, (579) [2022-12-14 14:30:23,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2373 states and 3907 transitions. [2022-12-14 14:30:23,886 INFO L78 Accepts]: Start accepts. Automaton has 2373 states and 3907 transitions. Word has length 79 [2022-12-14 14:30:23,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:23,887 INFO L495 AbstractCegarLoop]: Abstraction has 2373 states and 3907 transitions. [2022-12-14 14:30:23,887 INFO L496 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) [2022-12-14 14:30:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 3907 transitions. [2022-12-14 14:30:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 14:30:23,891 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:23,892 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:23,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 14:30:23,892 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:23,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:23,892 INFO L85 PathProgramCache]: Analyzing trace with hash 20960959, now seen corresponding path program 1 times [2022-12-14 14:30:23,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:23,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171100012] [2022-12-14 14:30:23,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:23,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:23,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:23,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171100012] [2022-12-14 14:30:23,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171100012] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:23,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:23,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:23,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238797904] [2022-12-14 14:30:23,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:23,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:23,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:23,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:23,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:23,945 INFO L87 Difference]: Start difference. First operand 2373 states and 3907 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:24,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:24,138 INFO L93 Difference]: Finished difference Result 5859 states and 9733 transitions. [2022-12-14 14:30:24,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:24,139 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 [2022-12-14 14:30:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:24,154 INFO L225 Difference]: With dead ends: 5859 [2022-12-14 14:30:24,154 INFO L226 Difference]: Without dead ends: 3908 [2022-12-14 14:30:24,159 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:24,159 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 47 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:24,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 385 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:24,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3908 states. [2022-12-14 14:30:24,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3908 to 3903. [2022-12-14 14:30:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3903 states, 2926 states have (on average 1.5382775119617225) internal successors, (4501), 2928 states have internal predecessors, (4501), 958 states have call successors, (958), 19 states have call predecessors, (958), 18 states have return successors, (955), 955 states have call predecessors, (955), 955 states have call successors, (955) [2022-12-14 14:30:24,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3903 states and 6414 transitions. [2022-12-14 14:30:24,345 INFO L78 Accepts]: Start accepts. Automaton has 3903 states and 6414 transitions. Word has length 80 [2022-12-14 14:30:24,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:24,345 INFO L495 AbstractCegarLoop]: Abstraction has 3903 states and 6414 transitions. [2022-12-14 14:30:24,345 INFO L496 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) [2022-12-14 14:30:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3903 states and 6414 transitions. [2022-12-14 14:30:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 14:30:24,352 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:24,352 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:24,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 14:30:24,352 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:24,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:24,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1841351721, now seen corresponding path program 1 times [2022-12-14 14:30:24,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:24,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957508364] [2022-12-14 14:30:24,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:24,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:24,425 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:24,425 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:24,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957508364] [2022-12-14 14:30:24,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957508364] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:24,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:24,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:24,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290727385] [2022-12-14 14:30:24,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:24,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:24,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:24,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:24,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:24,427 INFO L87 Difference]: Start difference. First operand 3903 states and 6414 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:24,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:24,715 INFO L93 Difference]: Finished difference Result 9720 states and 16130 transitions. [2022-12-14 14:30:24,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:24,715 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 [2022-12-14 14:30:24,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:24,738 INFO L225 Difference]: With dead ends: 9720 [2022-12-14 14:30:24,738 INFO L226 Difference]: Without dead ends: 6505 [2022-12-14 14:30:24,746 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:24,746 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 45 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:24,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:24,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6505 states. [2022-12-14 14:30:25,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6505 to 6500. [2022-12-14 14:30:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6500 states, 4917 states have (on average 1.533862111043319) internal successors, (7542), 4919 states have internal predecessors, (7542), 1564 states have call successors, (1564), 19 states have call predecessors, (1564), 18 states have return successors, (1561), 1561 states have call predecessors, (1561), 1561 states have call successors, (1561) [2022-12-14 14:30:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6500 states to 6500 states and 10667 transitions. [2022-12-14 14:30:25,091 INFO L78 Accepts]: Start accepts. Automaton has 6500 states and 10667 transitions. Word has length 81 [2022-12-14 14:30:25,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:25,091 INFO L495 AbstractCegarLoop]: Abstraction has 6500 states and 10667 transitions. [2022-12-14 14:30:25,091 INFO L496 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) [2022-12-14 14:30:25,091 INFO L276 IsEmpty]: Start isEmpty. Operand 6500 states and 10667 transitions. [2022-12-14 14:30:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 14:30:25,099 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:25,099 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:25,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 14:30:25,099 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:25,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:25,099 INFO L85 PathProgramCache]: Analyzing trace with hash -652549475, now seen corresponding path program 1 times [2022-12-14 14:30:25,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:25,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834719340] [2022-12-14 14:30:25,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:25,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:25,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:25,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834719340] [2022-12-14 14:30:25,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834719340] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:25,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:25,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:25,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275803707] [2022-12-14 14:30:25,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:25,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:25,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:25,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:25,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:25,153 INFO L87 Difference]: Start difference. First operand 6500 states and 10667 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:25,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:25,586 INFO L93 Difference]: Finished difference Result 16972 states and 28048 transitions. [2022-12-14 14:30:25,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:25,587 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 [2022-12-14 14:30:25,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:25,661 INFO L225 Difference]: With dead ends: 16972 [2022-12-14 14:30:25,661 INFO L226 Difference]: Without dead ends: 11449 [2022-12-14 14:30:25,673 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:25,673 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 43 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:25,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 386 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:25,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11449 states. [2022-12-14 14:30:26,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11449 to 11444. [2022-12-14 14:30:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11444 states, 8658 states have (on average 1.5203280203280203) internal successors, (13163), 8660 states have internal predecessors, (13163), 2767 states have call successors, (2767), 19 states have call predecessors, (2767), 18 states have return successors, (2764), 2764 states have call predecessors, (2764), 2764 states have call successors, (2764) [2022-12-14 14:30:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11444 states to 11444 states and 18694 transitions. [2022-12-14 14:30:26,261 INFO L78 Accepts]: Start accepts. Automaton has 11444 states and 18694 transitions. Word has length 82 [2022-12-14 14:30:26,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:26,261 INFO L495 AbstractCegarLoop]: Abstraction has 11444 states and 18694 transitions. [2022-12-14 14:30:26,262 INFO L496 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) [2022-12-14 14:30:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 11444 states and 18694 transitions. [2022-12-14 14:30:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 14:30:26,271 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:26,271 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:26,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 14:30:26,271 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:26,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:26,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1844072618, now seen corresponding path program 1 times [2022-12-14 14:30:26,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:26,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535335457] [2022-12-14 14:30:26,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:26,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:26,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535335457] [2022-12-14 14:30:26,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535335457] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:26,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:26,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:26,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161853566] [2022-12-14 14:30:26,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:26,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:26,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:26,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:26,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:26,322 INFO L87 Difference]: Start difference. First operand 11444 states and 18694 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:27,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:27,312 INFO L93 Difference]: Finished difference Result 30291 states and 49814 transitions. [2022-12-14 14:30:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:27,313 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 [2022-12-14 14:30:27,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:27,361 INFO L225 Difference]: With dead ends: 30291 [2022-12-14 14:30:27,362 INFO L226 Difference]: Without dead ends: 20276 [2022-12-14 14:30:27,376 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:27,377 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 41 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:27,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:27,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20276 states. [2022-12-14 14:30:28,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20276 to 20271. [2022-12-14 14:30:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20271 states, 15446 states have (on average 1.512495144373948) internal successors, (23362), 15448 states have internal predecessors, (23362), 4806 states have call successors, (4806), 19 states have call predecessors, (4806), 18 states have return successors, (4803), 4803 states have call predecessors, (4803), 4803 states have call successors, (4803) [2022-12-14 14:30:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20271 states to 20271 states and 32971 transitions. [2022-12-14 14:30:28,236 INFO L78 Accepts]: Start accepts. Automaton has 20271 states and 32971 transitions. Word has length 83 [2022-12-14 14:30:28,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:28,237 INFO L495 AbstractCegarLoop]: Abstraction has 20271 states and 32971 transitions. [2022-12-14 14:30:28,237 INFO L496 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) [2022-12-14 14:30:28,237 INFO L276 IsEmpty]: Start isEmpty. Operand 20271 states and 32971 transitions. [2022-12-14 14:30:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 14:30:28,248 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:28,248 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:28,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 14:30:28,248 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:28,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:28,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1682211355, now seen corresponding path program 1 times [2022-12-14 14:30:28,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:28,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475295193] [2022-12-14 14:30:28,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:28,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:28,295 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:28,295 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:28,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475295193] [2022-12-14 14:30:28,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475295193] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:28,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:28,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:28,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487305397] [2022-12-14 14:30:28,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:28,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:28,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:28,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:28,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:28,297 INFO L87 Difference]: Start difference. First operand 20271 states and 32971 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:30,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:30,024 INFO L93 Difference]: Finished difference Result 55003 states and 89906 transitions. [2022-12-14 14:30:30,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:30,025 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 [2022-12-14 14:30:30,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:30,114 INFO L225 Difference]: With dead ends: 55003 [2022-12-14 14:30:30,115 INFO L226 Difference]: Without dead ends: 36716 [2022-12-14 14:30:30,145 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:30,146 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 39 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:30,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 378 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:30,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36716 states. [2022-12-14 14:30:31,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36716 to 36711. [2022-12-14 14:30:31,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36711 states, 28171 states have (on average 1.5017571261226084) internal successors, (42306), 28173 states have internal predecessors, (42306), 8521 states have call successors, (8521), 19 states have call predecessors, (8521), 18 states have return successors, (8518), 8518 states have call predecessors, (8518), 8518 states have call successors, (8518) [2022-12-14 14:30:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36711 states to 36711 states and 59345 transitions. [2022-12-14 14:30:31,748 INFO L78 Accepts]: Start accepts. Automaton has 36711 states and 59345 transitions. Word has length 84 [2022-12-14 14:30:31,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:31,748 INFO L495 AbstractCegarLoop]: Abstraction has 36711 states and 59345 transitions. [2022-12-14 14:30:31,748 INFO L496 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) [2022-12-14 14:30:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 36711 states and 59345 transitions. [2022-12-14 14:30:31,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 14:30:31,758 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:31,758 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:31,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 14:30:31,758 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:31,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:31,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1708499562, now seen corresponding path program 1 times [2022-12-14 14:30:31,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:31,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394907786] [2022-12-14 14:30:31,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:31,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:31,805 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:30:31,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394907786] [2022-12-14 14:30:31,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394907786] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:31,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:31,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:31,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118303737] [2022-12-14 14:30:31,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:31,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:31,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:30:31,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:31,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:31,806 INFO L87 Difference]: Start difference. First operand 36711 states and 59345 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:35,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:35,195 INFO L93 Difference]: Finished difference Result 67620 states and 109487 transitions. [2022-12-14 14:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:35,196 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 [2022-12-14 14:30:35,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:35,391 INFO L225 Difference]: With dead ends: 67620 [2022-12-14 14:30:35,391 INFO L226 Difference]: Without dead ends: 67544 [2022-12-14 14:30:35,415 INFO L412 NwaCegarLoop]: 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 [2022-12-14 14:30:35,416 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 37 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:35,416 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 377 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:35,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67544 states. [2022-12-14 14:30:39,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67544 to 67539. [2022-12-14 14:30:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67539 states, 52200 states have (on average 1.4877777777777779) internal successors, (77662), 52202 states have internal predecessors, (77662), 15320 states have call successors, (15320), 19 states have call predecessors, (15320), 18 states have return successors, (15317), 15317 states have call predecessors, (15317), 15317 states have call successors, (15317) [2022-12-14 14:30:39,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67539 states to 67539 states and 108299 transitions. [2022-12-14 14:30:39,250 INFO L78 Accepts]: Start accepts. Automaton has 67539 states and 108299 transitions. Word has length 85 [2022-12-14 14:30:39,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:39,250 INFO L495 AbstractCegarLoop]: Abstraction has 67539 states and 108299 transitions. [2022-12-14 14:30:39,250 INFO L496 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) [2022-12-14 14:30:39,250 INFO L276 IsEmpty]: Start isEmpty. Operand 67539 states and 108299 transitions. [2022-12-14 14:30:39,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 14:30:39,265 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:39,265 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:39,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-14 14:30:39,265 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:39,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:39,266 INFO L85 PathProgramCache]: Analyzing trace with hash 844455708, now seen corresponding path program 1 times [2022-12-14 14:30:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:30:39,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663532745] [2022-12-14 14:30:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:30:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 14:30:39,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 14:30:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 14:30:39,516 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 14:30:39,516 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 14:30:39,517 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 14:30:39,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 14:30:39,522 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:30:39,525 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 14:30:39,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 02:30:39 BoogieIcfgContainer [2022-12-14 14:30:39,734 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 14:30:39,735 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 14:30:39,735 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 14:30:39,735 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 14:30:39,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:26:56" (3/4) ... [2022-12-14 14:30:39,738 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 14:30:39,738 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 14:30:39,739 INFO L158 Benchmark]: Toolchain (without parser) took 224347.07ms. Allocated memory was 138.4MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 101.2MB in the beginning and 3.8GB in the end (delta: -3.7GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-12-14 14:30:39,739 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 14:30:39,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.70ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 59.8MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-14 14:30:39,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.16ms. Allocated memory is still 138.4MB. Free memory was 59.8MB in the beginning and 54.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 14:30:39,740 INFO L158 Benchmark]: Boogie Preprocessor took 58.08ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 54.6MB in the beginning and 134.5MB in the end (delta: -79.9MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-12-14 14:30:39,741 INFO L158 Benchmark]: RCFGBuilder took 939.96ms. Allocated memory is still 167.8MB. Free memory was 134.5MB in the beginning and 63.7MB in the end (delta: 70.8MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2022-12-14 14:30:39,741 INFO L158 Benchmark]: TraceAbstraction took 222823.50ms. Allocated memory was 167.8MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 62.6MB in the beginning and 3.8GB in the end (delta: -3.8GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-12-14 14:30:39,741 INFO L158 Benchmark]: Witness Printer took 3.52ms. Allocated memory is still 4.9GB. Free memory is still 3.8GB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 14:30:39,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.70ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 59.8MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.16ms. Allocated memory is still 138.4MB. Free memory was 59.8MB in the beginning and 54.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.08ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 54.6MB in the beginning and 134.5MB in the end (delta: -79.9MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * RCFGBuilder took 939.96ms. Allocated memory is still 167.8MB. Free memory was 134.5MB in the beginning and 63.7MB in the end (delta: 70.8MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. * TraceAbstraction took 222823.50ms. Allocated memory was 167.8MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 62.6MB in the beginning and 3.8GB in the end (delta: -3.8GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 3.52ms. Allocated memory is still 4.9GB. Free memory is still 3.8GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1841]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2576. Possible FailurePath: [L49] int __SELECTED_FEATURE_Base ; [L50] int __SELECTED_FEATURE_Keys ; [L51] int __SELECTED_FEATURE_Encrypt ; [L52] int __SELECTED_FEATURE_AutoResponder ; [L53] int __SELECTED_FEATURE_AddressBook ; [L54] int __SELECTED_FEATURE_Sign ; [L55] int __SELECTED_FEATURE_Forward ; [L56] int __SELECTED_FEATURE_Verify ; [L57] int __SELECTED_FEATURE_Decrypt ; [L58] int __GUIDSL_ROOT_PRODUCTION ; [L59] int __GUIDSL_NON_TERMINAL_main ; [L126] int __ste_Client_counter = 0; [L142] char *__ste_client_name0 = (char *)0; [L143] char *__ste_client_name1 = (char *)0; [L144] char *__ste_client_name2 = (char *)0; [L191] int __ste_client_outbuffer0 = 0; [L192] int __ste_client_outbuffer1 = 0; [L193] int __ste_client_outbuffer2 = 0; [L194] int __ste_client_outbuffer3 = 0; [L239] int __ste_ClientAddressBook_size0 = 0; [L240] int __ste_ClientAddressBook_size1 = 0; [L241] int __ste_ClientAddressBook_size2 = 0; [L311] int __ste_Client_AddressBook0_Alias0 = 0; [L312] int __ste_Client_AddressBook0_Alias1 = 0; [L313] int __ste_Client_AddressBook0_Alias2 = 0; [L314] int __ste_Client_AddressBook1_Alias0 = 0; [L315] int __ste_Client_AddressBook1_Alias1 = 0; [L316] int __ste_Client_AddressBook1_Alias2 = 0; [L317] int __ste_Client_AddressBook2_Alias0 = 0; [L318] int __ste_Client_AddressBook2_Alias1 = 0; [L319] int __ste_Client_AddressBook2_Alias2 = 0; [L514] int __ste_Client_AddressBook0_Address0 = 0; [L515] int __ste_Client_AddressBook0_Address1 = 0; [L516] int __ste_Client_AddressBook0_Address2 = 0; [L517] int __ste_Client_AddressBook1_Address0 = 0; [L518] int __ste_Client_AddressBook1_Address1 = 0; [L519] int __ste_Client_AddressBook1_Address2 = 0; [L520] int __ste_Client_AddressBook2_Address0 = 0; [L521] int __ste_Client_AddressBook2_Address1 = 0; [L522] int __ste_Client_AddressBook2_Address2 = 0; [L648] int __ste_client_autoResponse0 = 0; [L649] int __ste_client_autoResponse1 = 0; [L650] int __ste_client_autoResponse2 = 0; [L695] int __ste_client_privateKey0 = 0; [L696] int __ste_client_privateKey1 = 0; [L697] int __ste_client_privateKey2 = 0; [L742] int __ste_ClientKeyring_size0 = 0; [L743] int __ste_ClientKeyring_size1 = 0; [L744] int __ste_ClientKeyring_size2 = 0; [L814] int __ste_Client_Keyring0_User0 = 0; [L815] int __ste_Client_Keyring0_User1 = 0; [L816] int __ste_Client_Keyring0_User2 = 0; [L817] int __ste_Client_Keyring1_User0 = 0; [L818] int __ste_Client_Keyring1_User1 = 0; [L819] int __ste_Client_Keyring1_User2 = 0; [L820] int __ste_Client_Keyring2_User0 = 0; [L821] int __ste_Client_Keyring2_User1 = 0; [L822] int __ste_Client_Keyring2_User2 = 0; [L921] int __ste_Client_Keyring0_PublicKey0 = 0; [L922] int __ste_Client_Keyring0_PublicKey1 = 0; [L923] int __ste_Client_Keyring0_PublicKey2 = 0; [L924] int __ste_Client_Keyring1_PublicKey0 = 0; [L925] int __ste_Client_Keyring1_PublicKey1 = 0; [L926] int __ste_Client_Keyring1_PublicKey2 = 0; [L927] int __ste_Client_Keyring2_PublicKey0 = 0; [L928] int __ste_Client_Keyring2_PublicKey1 = 0; [L929] int __ste_Client_Keyring2_PublicKey2 = 0; [L1082] int __ste_client_forwardReceiver0 = 0; [L1083] int __ste_client_forwardReceiver1 = 0; [L1084] int __ste_client_forwardReceiver2 = 0; [L1085] int __ste_client_forwardReceiver3 = 0; [L1130] int __ste_client_idCounter0 = 0; [L1131] int __ste_client_idCounter1 = 0; [L1132] int __ste_client_idCounter2 = 0; [L1186] int bob ; [L1187] int rjh ; [L1188] int chuck ; [L1640] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L1866] int queue_empty = 1; [L1867] int queued_message ; [L1868] int queued_client ; [L2160] int __ste_Email_counter = 0; [L2176] int __ste_email_id0 = 0; [L2177] int __ste_email_id1 = 0; [L2213] int __ste_email_from0 = 0; [L2214] int __ste_email_from1 = 0; [L2250] int __ste_email_to0 = 0; [L2251] int __ste_email_to1 = 0; [L2287] char *__ste_email_subject0 ; [L2288] char *__ste_email_subject1 ; [L2326] char *__ste_email_body0 = (char *)0; [L2327] char *__ste_email_body1 = (char *)0; [L2365] int __ste_email_isEncrypted0 = 0; [L2366] int __ste_email_isEncrypted1 = 0; [L2402] int __ste_email_encryptionKey0 = 0; [L2403] int __ste_email_encryptionKey1 = 0; [L2439] int __ste_email_isSigned0 = 0; [L2440] int __ste_email_isSigned1 = 0; [L2476] int __ste_email_signKey0 = 0; [L2477] int __ste_email_signKey1 = 0; [L2513] int __ste_email_isSignatureVerified0 ; [L2514] int __ste_email_isSignatureVerified1 ; [L2551] int sent_signed = -1; [L1328] int retValue_acc ; [L1329] int tmp ; [L1333] FCALL select_helpers() [L1334] FCALL select_features() [L1335] CALL, EXPR valid_product() [L89] int retValue_acc ; [L92] retValue_acc = 1 [L93] return (retValue_acc); [L1335] RET, EXPR valid_product() [L1335] tmp = valid_product() [L1337] COND TRUE \read(tmp) [L1339] CALL setup() [L1305] char const * __restrict __cil_tmp1 ; [L1306] char const * __restrict __cil_tmp2 ; [L1307] char const * __restrict __cil_tmp3 ; [L1311] bob = 1 [L1312] CALL setup_bob(bob) [L1222] CALL setup_bob__wrappee__Base(bob___0) [L1212] CALL setClientId(bob___0, bob___0) VAL [\old(__ste_client_idCounter0)=0, \old(__ste_client_idCounter1)=0, \old(__ste_client_idCounter2)=0, \old(handle)=1, \old(value)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=0, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=0, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L1161] COND TRUE handle == 1 [L1162] __ste_client_idCounter0 = value [L1212] RET setClientId(bob___0, bob___0) VAL [\old(bob___0)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=0, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, bob___0=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L1222] RET setup_bob__wrappee__Base(bob___0) [L1223] CALL setClientPrivateKey(bob___0, 123) VAL [\old(__ste_client_privateKey0)=0, \old(__ste_client_privateKey1)=0, \old(__ste_client_privateKey2)=0, \old(handle)=1, \old(value)=123, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=0, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L726] COND TRUE handle == 1 [L727] __ste_client_privateKey0 = value [L1223] RET setClientPrivateKey(bob___0, 123) VAL [\old(bob___0)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, bob___0=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=0, sent_signed=-1] [L1312] RET setup_bob(bob) [L1313] __cil_tmp1 = (char const * __restrict )"bob: %d\n" [L1315] rjh = 2 [L1316] CALL setup_rjh(rjh) [L1243] CALL setup_rjh__wrappee__Base(rjh___0) [L1233] CALL setClientId(rjh___0, rjh___0) VAL [\old(__ste_client_idCounter0)=1, \old(__ste_client_idCounter1)=0, \old(__ste_client_idCounter2)=0, \old(handle)=2, \old(value)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=0, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1161] COND FALSE !(handle == 1) [L1164] COND TRUE handle == 2 [L1165] __ste_client_idCounter1 = value [L1233] RET setClientId(rjh___0, rjh___0) VAL [\old(rjh___0)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, rjh___0=2, sent_signed=-1] [L1243] RET setup_rjh__wrappee__Base(rjh___0) [L1244] CALL setClientPrivateKey(rjh___0, 456) VAL [\old(__ste_client_privateKey0)=123, \old(__ste_client_privateKey1)=0, \old(__ste_client_privateKey2)=0, \old(handle)=2, \old(value)=456, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=0, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L726] COND FALSE !(handle == 1) [L729] COND TRUE handle == 2 [L730] __ste_client_privateKey1 = value [L1244] RET setClientPrivateKey(rjh___0, 456) VAL [\old(rjh___0)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=0, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, rjh___0=2, sent_signed=-1] [L1316] RET setup_rjh(rjh) [L1317] __cil_tmp2 = (char const * __restrict )"rjh: %d\n" [L1319] chuck = 3 [L1320] CALL setup_chuck(chuck) [L1264] CALL setup_chuck__wrappee__Base(chuck___0) [L1254] CALL setClientId(chuck___0, chuck___0) VAL [\old(__ste_client_idCounter0)=1, \old(__ste_client_idCounter1)=2, \old(__ste_client_idCounter2)=0, \old(handle)=3, \old(value)=3, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=0, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1161] COND FALSE !(handle == 1) [L1164] COND FALSE !(handle == 2) [L1167] COND TRUE handle == 3 [L1168] __ste_client_idCounter2 = value [L1254] RET setClientId(chuck___0, chuck___0) VAL [\old(chuck___0)=3, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, chuck___0=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1264] RET setup_chuck__wrappee__Base(chuck___0) [L1265] CALL setClientPrivateKey(chuck___0, 789) VAL [\old(__ste_client_privateKey0)=123, \old(__ste_client_privateKey1)=456, \old(__ste_client_privateKey2)=0, \old(handle)=3, \old(value)=789, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=0, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L726] COND FALSE !(handle == 1) [L729] COND FALSE !(handle == 2) [L732] COND TRUE handle == 3 [L733] __ste_client_privateKey2 = value [L1265] RET setClientPrivateKey(chuck___0, 789) VAL [\old(chuck___0)=3, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, chuck___0=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1320] RET setup_chuck(chuck) [L1321] __cil_tmp3 = (char const * __restrict )"chuck: %d\n" [L1339] RET setup() [L1340] CALL test() [L2610] int op1 ; [L2611] int op2 ; [L2612] int op3 ; [L2613] int op4 ; [L2614] int op5 ; [L2615] int op6 ; [L2616] int op7 ; [L2617] int op8 ; [L2618] int op9 ; [L2619] int op10 ; [L2620] int op11 ; [L2621] int splverifierCounter ; [L2622] int tmp ; [L2623] int tmp___0 ; [L2624] int tmp___1 ; [L2625] int tmp___2 ; [L2626] int tmp___3 ; [L2627] int tmp___4 ; [L2628] int tmp___5 ; [L2629] int tmp___6 ; [L2630] int tmp___7 ; [L2631] int tmp___8 ; [L2632] int tmp___9 ; [L2635] op1 = 0 [L2636] op2 = 0 [L2637] op3 = 0 [L2638] op4 = 0 [L2639] op5 = 0 [L2640] op6 = 0 [L2641] op7 = 0 [L2642] op8 = 0 [L2643] op9 = 0 [L2644] op10 = 0 [L2645] op11 = 0 [L2646] splverifierCounter = 0 VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=0] [L2648] COND TRUE 1 VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=0] [L2650] COND TRUE splverifierCounter < 4 [L2655] splverifierCounter = splverifierCounter + 1 VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1] [L2656] COND TRUE ! op1 [L2658] tmp___9 = __VERIFIER_nondet_int() [L2660] COND FALSE !(\read(tmp___9)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___9=0] [L2670] COND TRUE ! op2 [L2672] tmp___8 = __VERIFIER_nondet_int() [L2674] COND FALSE !(\read(tmp___8)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___8=0, tmp___9=0] [L2684] COND TRUE ! op3 [L2686] tmp___7 = __VERIFIER_nondet_int() [L2688] COND FALSE !(\read(tmp___7)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___7=0, tmp___8=0, tmp___9=0] [L2698] COND TRUE ! op4 [L2700] tmp___6 = __VERIFIER_nondet_int() [L2702] COND FALSE !(\read(tmp___6)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2712] COND TRUE ! op5 [L2714] tmp___5 = __VERIFIER_nondet_int() [L2716] COND FALSE !(\read(tmp___5)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2726] COND TRUE ! op6 [L2728] tmp___4 = __VERIFIER_nondet_int() [L2730] COND FALSE !(\read(tmp___4)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2737] COND TRUE ! op7 [L2739] tmp___3 = __VERIFIER_nondet_int() [L2741] COND FALSE !(\read(tmp___3)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2751] COND TRUE ! op8 [L2753] tmp___2 = __VERIFIER_nondet_int() [L2755] COND FALSE !(\read(tmp___2)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2762] COND TRUE ! op9 [L2764] tmp___1 = __VERIFIER_nondet_int() [L2766] COND FALSE !(\read(tmp___1)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2776] COND TRUE ! op10 [L2778] tmp___0 = __VERIFIER_nondet_int() [L2780] COND FALSE !(\read(tmp___0)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp___0=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2790] COND TRUE ! op11 [L2792] tmp = __VERIFIER_nondet_int() [L2794] COND FALSE !(\read(tmp)) VAL [__GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, op1=0, op10=0, op11=0, op2=0, op3=0, op4=0, op5=0, op6=0, op7=0, op8=0, op9=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, splverifierCounter=1, tmp=0, tmp___0=0, tmp___1=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___7=0, tmp___8=0, tmp___9=0] [L2819] CALL bobToRjh() [L1271] int tmp ; [L1272] int tmp___0 ; [L1273] int tmp___1 ; [L1278] CALL sendEmail(bob, rjh) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1973] int email ; [L1974] int tmp ; [L1978] CALL, EXPR createEmail(0, receiver) [L2907] int retValue_acc ; [L2908] int msg ; [L2912] msg = 1 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(from)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(to)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, from=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, to=2] [L2913] CALL setEmailFrom(msg, from) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(value)=0, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2238] COND TRUE handle == 1 [L2239] __ste_email_from0 = value [L2913] RET setEmailFrom(msg, from) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(from)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(to)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, from=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, to=2] [L2914] CALL setEmailTo(msg, to) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(value)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=0, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2275] COND TRUE handle == 1 [L2276] __ste_email_to0 = value [L2914] RET setEmailTo(msg, to) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(from)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(to)=2, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, from=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, to=2] [L2915] retValue_acc = msg [L2917] return (retValue_acc); [L1978] RET, EXPR createEmail(0, receiver) [L1978] tmp = createEmail(0, receiver) [L1979] email = tmp VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=0, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(receiver)=2, \old(sender)=1, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, email=1, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, receiver=2, rjh=2, sender=1, sent_signed=-1, tmp=1] [L1980] CALL outgoing(sender, email) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=0, __ste_email_isSigned1=0, __ste_email_signKey0=0, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L1902] CALL sign(client, msg) [L2073] int privkey ; [L2074] int tmp ; [L2078] CALL, EXPR getClientPrivateKey(client) [L699] int retValue_acc ; [L702] COND TRUE handle == 1 [L703] retValue_acc = __ste_client_privateKey0 [L704] return (retValue_acc); [L2078] RET, EXPR getClientPrivateKey(client) [L2078] tmp = getClientPrivateKey(client) [L2079] privkey = tmp [L2081] COND FALSE !(! privkey) [L2087] CALL setEmailIsSigned(msg, 1) [L2464] COND TRUE handle == 1 [L2465] __ste_email_isSigned0 = value [L2087] RET setEmailIsSigned(msg, 1) [L2088] CALL setEmailSignKey(msg, privkey) [L2501] COND TRUE handle == 1 [L2502] __ste_email_signKey0 = value [L2088] RET setEmailSignKey(msg, privkey) [L1902] RET sign(client, msg) [L1903] CALL outgoing__wrappee__AutoResponder(client, msg) [L1886] int tmp ; [L1890] CALL, EXPR getClientId(client) [L1134] int retValue_acc ; [L1137] COND TRUE handle == 1 [L1138] retValue_acc = __ste_client_idCounter0 [L1139] return (retValue_acc); [L1890] RET, EXPR getClientId(client) [L1890] tmp = getClientId(client) [L1891] CALL setEmailFrom(msg, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(value)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=0, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2238] COND TRUE handle == 1 [L2239] __ste_email_from0 = value [L1891] RET setEmailFrom(msg, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=1, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=1, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1, tmp=1] [L1892] CALL mail(client, msg) [L1871] int __utac__ad__arg1 ; [L1872] int tmp ; [L1876] __utac__ad__arg1 = msg [L1877] CALL __utac_acc__SignVerify_spec__1(__utac__ad__arg1) [L2553] char const * __restrict __cil_tmp2 ; [L2558] CALL, EXPR isSigned(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2442] int retValue_acc ; [L2445] COND TRUE handle == 1 [L2446] retValue_acc = __ste_email_isSigned0 [L2447] return (retValue_acc); [L2558] RET, EXPR isSigned(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, isSigned(msg)=1, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=-1] [L2558] sent_signed = isSigned(msg) [L2559] __cil_tmp2 = (char const * __restrict )"sent_signed=%d\n" [L1877] RET __utac_acc__SignVerify_spec__1(__utac__ad__arg1) [L1879] CALL, EXPR getEmailTo(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2253] int retValue_acc ; [L2256] COND TRUE handle == 1 [L2257] retValue_acc = __ste_email_to0 [L2258] return (retValue_acc); [L1879] RET, EXPR getEmailTo(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=1, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, __utac__ad__arg1=1, bob=1, chuck=3, client=1, getEmailTo(msg)=2, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L1879] tmp = getEmailTo(msg) [L1880] CALL incoming(tmp, msg) [L1951] CALL verify(client, msg) [L2095] int __utac__ad__arg1 ; [L2096] int __utac__ad__arg2 ; [L2097] int tmp ; [L2098] int tmp___0 ; [L2099] int pubkey ; [L2100] int tmp___1 ; [L2101] int tmp___2 ; [L2102] int tmp___3 ; [L2103] int tmp___4 ; [L2107] __utac__ad__arg1 = client [L2108] __utac__ad__arg2 = msg [L2109] CALL __utac_acc__SignVerify_spec__2(__utac__ad__arg1, __utac__ad__arg2) [L2566] int pubkey ; [L2567] int tmp ; [L2568] int tmp___0 ; [L2569] int tmp___1 ; [L2570] int tmp___2 ; [L2571] char const * __restrict __cil_tmp8 ; [L2576] __cil_tmp8 = (char const * __restrict )"sent_signed=%d\n" [L2579] COND TRUE sent_signed == 1 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2581] CALL, EXPR getEmailFrom(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2216] int retValue_acc ; [L2219] COND TRUE handle == 1 [L2220] retValue_acc = __ste_email_from0 [L2221] return (retValue_acc); [L2581] RET, EXPR getEmailFrom(msg) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, getEmailFrom(msg)=1, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L2581] tmp = getEmailFrom(msg) [L2582] CALL, EXPR findPublicKey(client, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(handle)=2, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, \old(userid)=1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L985] int retValue_acc ; [L988] COND FALSE !(handle == 1) [L1002] COND TRUE handle == 2 [L1003] COND FALSE !(userid == __ste_Client_Keyring1_User0) [L1007] COND FALSE !(userid == __ste_Client_Keyring1_User1) [L1011] retValue_acc = 0 [L1012] return (retValue_acc); [L2582] RET, EXPR findPublicKey(client, tmp) VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, findPublicKey(client, tmp)=0, head={0:0}, msg=1, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1, tmp=1] [L2582] tmp___0 = findPublicKey(client, tmp) [L2583] pubkey = tmp___0 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, head={0:0}, msg=1, pubkey=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1, tmp=1, tmp___0=0] [L2585] COND TRUE pubkey == 0 VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(client)=2, \old(msg)=1, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __cil_tmp8={31:0}, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, client=2, head={0:0}, msg=1, pubkey=0, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1, tmp=1, tmp___0=0] [L2587] CALL __automaton_fail() VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] [L1841] reach_error() VAL [\old(__ste_email_from0)=0, \old(__ste_email_from1)=0, \old(__ste_email_isSignatureVerified0)=0, \old(__ste_email_isSignatureVerified1)=0, \old(__ste_email_isSigned0)=0, \old(__ste_email_isSigned1)=0, \old(__ste_email_signKey0)=0, \old(__ste_email_signKey1)=0, \old(__ste_email_to0)=2, \old(__ste_email_to1)=0, \old(queue_empty)=1, \old(queued_client)=0, \old(queued_message)=0, \old(sent_signed)=-1, __GUIDSL_NON_TERMINAL_main=0, __GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_AddressBook=0, __SELECTED_FEATURE_AutoResponder=0, __SELECTED_FEATURE_Base=0, __SELECTED_FEATURE_Decrypt=0, __SELECTED_FEATURE_Encrypt=0, __SELECTED_FEATURE_Forward=0, __SELECTED_FEATURE_Keys=0, __SELECTED_FEATURE_Sign=0, __SELECTED_FEATURE_Verify=0, __ste_Client_AddressBook0_Address0=0, __ste_Client_AddressBook0_Address1=0, __ste_Client_AddressBook0_Address2=0, __ste_Client_AddressBook0_Alias0=0, __ste_Client_AddressBook0_Alias1=0, __ste_Client_AddressBook0_Alias2=0, __ste_Client_AddressBook1_Address0=0, __ste_Client_AddressBook1_Address1=0, __ste_Client_AddressBook1_Address2=0, __ste_Client_AddressBook1_Alias0=0, __ste_Client_AddressBook1_Alias1=0, __ste_Client_AddressBook1_Alias2=0, __ste_Client_AddressBook2_Address0=0, __ste_Client_AddressBook2_Address1=0, __ste_Client_AddressBook2_Address2=0, __ste_Client_AddressBook2_Alias0=0, __ste_Client_AddressBook2_Alias1=0, __ste_Client_AddressBook2_Alias2=0, __ste_client_autoResponse0=0, __ste_client_autoResponse1=0, __ste_client_autoResponse2=0, __ste_Client_counter=0, __ste_client_forwardReceiver0=0, __ste_client_forwardReceiver1=0, __ste_client_forwardReceiver2=0, __ste_client_forwardReceiver3=0, __ste_client_idCounter0=1, __ste_client_idCounter1=2, __ste_client_idCounter2=3, __ste_Client_Keyring0_PublicKey0=0, __ste_Client_Keyring0_PublicKey1=0, __ste_Client_Keyring0_PublicKey2=0, __ste_Client_Keyring0_User0=0, __ste_Client_Keyring0_User1=0, __ste_Client_Keyring0_User2=0, __ste_Client_Keyring1_PublicKey0=0, __ste_Client_Keyring1_PublicKey1=0, __ste_Client_Keyring1_PublicKey2=0, __ste_Client_Keyring1_User0=0, __ste_Client_Keyring1_User1=0, __ste_Client_Keyring1_User2=0, __ste_Client_Keyring2_PublicKey0=0, __ste_Client_Keyring2_PublicKey1=0, __ste_Client_Keyring2_PublicKey2=0, __ste_Client_Keyring2_User0=0, __ste_Client_Keyring2_User1=0, __ste_Client_Keyring2_User2=0, __ste_client_name0={0:0}, __ste_client_name1={0:0}, __ste_client_name2={0:0}, __ste_client_outbuffer0=0, __ste_client_outbuffer1=0, __ste_client_outbuffer2=0, __ste_client_outbuffer3=0, __ste_client_privateKey0=123, __ste_client_privateKey1=456, __ste_client_privateKey2=789, __ste_ClientAddressBook_size0=0, __ste_ClientAddressBook_size1=0, __ste_ClientAddressBook_size2=0, __ste_ClientKeyring_size0=0, __ste_ClientKeyring_size1=0, __ste_ClientKeyring_size2=0, __ste_email_body0={0:0}, __ste_email_body1={0:0}, __ste_Email_counter=0, __ste_email_encryptionKey0=0, __ste_email_encryptionKey1=0, __ste_email_from0=1, __ste_email_from1=0, __ste_email_id0=0, __ste_email_id1=0, __ste_email_isEncrypted0=0, __ste_email_isEncrypted1=0, __ste_email_isSignatureVerified0=0, __ste_email_isSignatureVerified1=0, __ste_email_isSigned0=1, __ste_email_isSigned1=0, __ste_email_signKey0=123, __ste_email_signKey1=0, __ste_email_subject0={0:0}, __ste_email_subject1={0:0}, __ste_email_to0=2, __ste_email_to1=0, bob=1, chuck=3, head={0:0}, queue_empty=1, queued_client=0, queued_message=0, rjh=2, sent_signed=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 163 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 222.6s, OverallIterations: 15, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1034 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 824 mSDsluCounter, 5484 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2661 mSDsCounter, 57 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 891 IncrementalHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 57 mSolverCounterUnsat, 2823 mSDtfsCounter, 891 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 181 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 125.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67539occurred in iteration=14, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 70 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1227 NumberOfCodeBlocks, 1227 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 1533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1020 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 226/232 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 14:30:39,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 14:30:41,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:30:41,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:30:41,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:30:41,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:30:41,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:30:41,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:30:41,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:30:41,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:30:41,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:30:41,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:30:41,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:30:41,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:30:41,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:30:41,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:30:41,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:30:41,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:30:41,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:30:41,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:30:41,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:30:41,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:30:41,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:30:41,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:30:41,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:30:41,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:30:41,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:30:41,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:30:41,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:30:41,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:30:41,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:30:41,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:30:41,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:30:41,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:30:41,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:30:41,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:30:41,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:30:41,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:30:41,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:30:41,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:30:41,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:30:41,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:30:41,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-12-14 14:30:41,706 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:30:41,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:30:41,706 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:30:41,706 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:30:41,707 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:30:41,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:30:41,707 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:30:41,707 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:30:41,707 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:30:41,707 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:30:41,707 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:30:41,708 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:30:41,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:30:41,708 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 14:30:41,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 14:30:41,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:30:41,709 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:30:41,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:30:41,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:30:41,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 14:30:41,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:30:41,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:30:41,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:30:41,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:30:41,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:30:41,711 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 14:30:41,711 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 14:30:41,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:30:41,711 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:30:41,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 14:30:41,711 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_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7d2bf487526d6e0729662c61851f9ddffc6ed66e923d4f96f5d4608e690fa4 [2022-12-14 14:30:41,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:30:41,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:30:41,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:30:41,975 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:30:41,975 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:30:41,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2022-12-14 14:30:44,624 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:30:44,873 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:30:44,873 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c [2022-12-14 14:30:44,889 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data/d95ceab12/cf2ce91b4cbc4e488834ecf4740c5210/FLAG8bef8531b [2022-12-14 14:30:44,902 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/data/d95ceab12/cf2ce91b4cbc4e488834ecf4740c5210 [2022-12-14 14:30:44,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:30:44,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:30:44,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:30:44,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:30:44,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:30:44,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:30:44" (1/1) ... [2022-12-14 14:30:44,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ad4081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:44, skipping insertion in model container [2022-12-14 14:30:44,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:30:44" (1/1) ... [2022-12-14 14:30:44,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:30:44,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:30:45,215 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,217 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,220 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,256 WARN L237 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_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2022-12-14 14:30:45,273 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,275 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,280 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,299 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,300 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:30:45,329 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 14:30:45,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:30:45,360 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,361 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,363 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,381 WARN L237 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_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2022-12-14 14:30:45,383 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,384 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,387 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,398 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,399 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:30:45,414 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:30:45,448 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,448 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,450 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,464 WARN L237 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_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/sv-benchmarks/c/product-lines/email_spec3_product18.cil.c[42127,42140] [2022-12-14 14:30:45,465 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,466 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,469 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,476 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,477 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 14:30:45,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:30:45,513 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:30:45,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45 WrapperNode [2022-12-14 14:30:45,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:30:45,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:30:45,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:30:45,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:30:45,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,582 INFO L138 Inliner]: procedures = 130, calls = 208, calls flagged for inlining = 57, calls inlined = 48, statements flattened = 835 [2022-12-14 14:30:45,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:30:45,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:30:45,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:30:45,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:30:45,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,623 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:30:45,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:30:45,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:30:45,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:30:45,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (1/1) ... [2022-12-14 14:30:45,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:30:45,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:30:45,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:30:45,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:30:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2022-12-14 14:30:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2022-12-14 14:30:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2022-12-14 14:30:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2022-12-14 14:30:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2022-12-14 14:30:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2022-12-14 14:30:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2022-12-14 14:30:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2022-12-14 14:30:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2022-12-14 14:30:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2022-12-14 14:30:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2022-12-14 14:30:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2022-12-14 14:30:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-12-14 14:30:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2022-12-14 14:30:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2022-12-14 14:30:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2022-12-14 14:30:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2022-12-14 14:30:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:30:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2022-12-14 14:30:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2022-12-14 14:30:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2022-12-14 14:30:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2022-12-14 14:30:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2022-12-14 14:30:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2022-12-14 14:30:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2022-12-14 14:30:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2022-12-14 14:30:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2022-12-14 14:30:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2022-12-14 14:30:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2022-12-14 14:30:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2022-12-14 14:30:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 14:30:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2022-12-14 14:30:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2022-12-14 14:30:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2022-12-14 14:30:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2022-12-14 14:30:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2022-12-14 14:30:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2022-12-14 14:30:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2022-12-14 14:30:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2022-12-14 14:30:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2022-12-14 14:30:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2022-12-14 14:30:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:30:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:30:45,854 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:30:45,856 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:30:46,490 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:30:46,496 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:30:46,496 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 14:30:46,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:30:46 BoogieIcfgContainer [2022-12-14 14:30:46,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:30:46,500 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:30:46,500 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:30:46,502 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:30:46,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:30:44" (1/3) ... [2022-12-14 14:30:46,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f638c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:30:46, skipping insertion in model container [2022-12-14 14:30:46,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:30:45" (2/3) ... [2022-12-14 14:30:46,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f638c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:30:46, skipping insertion in model container [2022-12-14 14:30:46,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:30:46" (3/3) ... [2022-12-14 14:30:46,504 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec3_product18.cil.c [2022-12-14 14:30:46,518 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:30:46,518 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 14:30:46,555 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:30:46,560 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@618014d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:30:46,560 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 14:30:46,565 INFO L276 IsEmpty]: Start isEmpty. Operand has 306 states, 239 states have (on average 1.5313807531380754) internal successors, (366), 243 states have internal predecessors, (366), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2022-12-14 14:30:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 14:30:46,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:46,577 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:46,577 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:46,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:46,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1073082891, now seen corresponding path program 1 times [2022-12-14 14:30:46,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:46,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683718101] [2022-12-14 14:30:46,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:46,592 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:46,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:46,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:46,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-14 14:30:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:46,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 14:30:46,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 14:30:46,893 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:46,894 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:46,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1683718101] [2022-12-14 14:30:46,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1683718101] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:46,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:46,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 14:30:46,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284501573] [2022-12-14 14:30:46,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:46,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 14:30:46,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:46,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 14:30:46,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:30:46,926 INFO L87 Difference]: Start difference. First operand has 306 states, 239 states have (on average 1.5313807531380754) internal successors, (366), 243 states have internal predecessors, (366), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:46,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:46,963 INFO L93 Difference]: Finished difference Result 457 states and 670 transitions. [2022-12-14 14:30:46,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 14:30:46,964 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 103 [2022-12-14 14:30:46,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:46,972 INFO L225 Difference]: With dead ends: 457 [2022-12-14 14:30:46,972 INFO L226 Difference]: Without dead ends: 298 [2022-12-14 14:30:46,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 14:30:46,977 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:46,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:46,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2022-12-14 14:30:47,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2022-12-14 14:30:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 233 states have (on average 1.5236051502145922) internal successors, (355), 235 states have internal predecessors, (355), 46 states have call successors, (46), 19 states have call predecessors, (46), 18 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2022-12-14 14:30:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 444 transitions. [2022-12-14 14:30:47,039 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 444 transitions. Word has length 103 [2022-12-14 14:30:47,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:47,040 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 444 transitions. [2022-12-14 14:30:47,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 444 transitions. [2022-12-14 14:30:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 14:30:47,044 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:47,044 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:47,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:30:47,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:47,245 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:47,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:47,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1556511141, now seen corresponding path program 1 times [2022-12-14 14:30:47,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:47,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [426201851] [2022-12-14 14:30:47,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:47,246 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:47,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:47,247 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:47,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-14 14:30:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:47,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 14:30:47,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:30:47,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:47,543 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:47,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [426201851] [2022-12-14 14:30:47,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [426201851] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:47,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:47,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:47,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769652437] [2022-12-14 14:30:47,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:47,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:47,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:47,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:47,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:47,546 INFO L87 Difference]: Start difference. First operand 298 states and 444 transitions. Second operand has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 3 states have call successors, (13) [2022-12-14 14:30:47,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:47,697 INFO L93 Difference]: Finished difference Result 587 states and 878 transitions. [2022-12-14 14:30:47,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:47,698 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 [2022-12-14 14:30:47,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:47,701 INFO L225 Difference]: With dead ends: 587 [2022-12-14 14:30:47,701 INFO L226 Difference]: Without dead ends: 300 [2022-12-14 14:30:47,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:47,704 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 125 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 1595 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 [2022-12-14 14:30:47,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 1595 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:47,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2022-12-14 14:30:47,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 300. [2022-12-14 14:30:47,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 234 states have (on average 1.5213675213675213) internal successors, (356), 237 states have internal predecessors, (356), 46 states have call successors, (46), 19 states have call predecessors, (46), 19 states have return successors, (45), 43 states have call predecessors, (45), 43 states have call successors, (45) [2022-12-14 14:30:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2022-12-14 14:30:47,723 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 104 [2022-12-14 14:30:47,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:47,724 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2022-12-14 14:30:47,724 INFO L496 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) [2022-12-14 14:30:47,724 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2022-12-14 14:30:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 14:30:47,726 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:47,726 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:47,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-14 14:30:47,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:47,927 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:47,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:47,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1820602742, now seen corresponding path program 1 times [2022-12-14 14:30:47,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:47,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [531346281] [2022-12-14 14:30:47,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:47,929 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:47,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:47,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:47,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-14 14:30:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:48,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 14:30:48,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:30:48,196 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:48,197 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:48,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [531346281] [2022-12-14 14:30:48,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [531346281] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:48,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:48,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:48,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750925971] [2022-12-14 14:30:48,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:48,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:48,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:48,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:48,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:48,198 INFO L87 Difference]: Start difference. First operand 300 states and 447 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-12-14 14:30:48,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:48,278 INFO L93 Difference]: Finished difference Result 589 states and 882 transitions. [2022-12-14 14:30:48,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:48,279 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 [2022-12-14 14:30:48,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:48,284 INFO L225 Difference]: With dead ends: 589 [2022-12-14 14:30:48,284 INFO L226 Difference]: Without dead ends: 302 [2022-12-14 14:30:48,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:48,288 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 124 mSDsluCounter, 1151 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:48,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 1584 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:48,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2022-12-14 14:30:48,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2022-12-14 14:30:48,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 235 states have (on average 1.5191489361702128) internal successors, (357), 239 states have internal predecessors, (357), 46 states have call successors, (46), 19 states have call predecessors, (46), 20 states have return successors, (49), 43 states have call predecessors, (49), 43 states have call successors, (49) [2022-12-14 14:30:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 452 transitions. [2022-12-14 14:30:48,322 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 452 transitions. Word has length 105 [2022-12-14 14:30:48,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:48,322 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 452 transitions. [2022-12-14 14:30:48,322 INFO L496 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) [2022-12-14 14:30:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 452 transitions. [2022-12-14 14:30:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 14:30:48,325 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:48,326 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:48,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-14 14:30:48,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:48,528 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:48,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:48,530 INFO L85 PathProgramCache]: Analyzing trace with hash 299764230, now seen corresponding path program 1 times [2022-12-14 14:30:48,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:48,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293309692] [2022-12-14 14:30:48,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:48,535 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:48,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:48,539 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:48,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-14 14:30:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:48,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 14:30:48,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:48,903 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:48,903 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:48,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1293309692] [2022-12-14 14:30:48,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1293309692] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:48,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:48,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:48,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367299771] [2022-12-14 14:30:48,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:48,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:48,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:48,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:48,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:48,906 INFO L87 Difference]: Start difference. First operand 302 states and 452 transitions. Second operand has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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) [2022-12-14 14:30:48,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:48,973 INFO L93 Difference]: Finished difference Result 581 states and 872 transitions. [2022-12-14 14:30:48,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:48,973 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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 106 [2022-12-14 14:30:48,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:48,975 INFO L225 Difference]: With dead ends: 581 [2022-12-14 14:30:48,975 INFO L226 Difference]: Without dead ends: 302 [2022-12-14 14:30:48,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:48,977 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 123 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:48,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 1598 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:48,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2022-12-14 14:30:48,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2022-12-14 14:30:48,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 235 states have (on average 1.5191489361702128) internal successors, (357), 239 states have internal predecessors, (357), 46 states have call successors, (46), 19 states have call predecessors, (46), 20 states have return successors, (48), 43 states have call predecessors, (48), 43 states have call successors, (48) [2022-12-14 14:30:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 451 transitions. [2022-12-14 14:30:48,996 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 451 transitions. Word has length 106 [2022-12-14 14:30:48,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:48,996 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 451 transitions. [2022-12-14 14:30:48,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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) [2022-12-14 14:30:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 451 transitions. [2022-12-14 14:30:48,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 14:30:48,998 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:48,998 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:49,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-14 14:30:49,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:49,198 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:49,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:49,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1141821811, now seen corresponding path program 2 times [2022-12-14 14:30:49,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:49,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1177895394] [2022-12-14 14:30:49,199 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 14:30:49,199 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:49,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:49,200 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:49,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-14 14:30:49,464 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-14 14:30:49,464 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:30:49,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:30:49,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 14:30:49,491 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:49,491 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:49,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1177895394] [2022-12-14 14:30:49,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1177895394] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:49,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:49,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:49,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428236606] [2022-12-14 14:30:49,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:49,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:49,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:49,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:49,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:49,494 INFO L87 Difference]: Start difference. First operand 302 states and 451 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:49,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:49,525 INFO L93 Difference]: Finished difference Result 450 states and 654 transitions. [2022-12-14 14:30:49,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:49,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 107 [2022-12-14 14:30:49,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:49,528 INFO L225 Difference]: With dead ends: 450 [2022-12-14 14:30:49,528 INFO L226 Difference]: Without dead ends: 305 [2022-12-14 14:30:49,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:49,530 INFO L413 NwaCegarLoop]: 442 mSDtfsCounter, 1 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 882 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 [2022-12-14 14:30:49,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 882 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:49,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-12-14 14:30:49,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 304. [2022-12-14 14:30:49,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 237 states have (on average 1.5147679324894514) internal successors, (359), 241 states have internal predecessors, (359), 46 states have call successors, (46), 19 states have call predecessors, (46), 20 states have return successors, (48), 43 states have call predecessors, (48), 43 states have call successors, (48) [2022-12-14 14:30:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 453 transitions. [2022-12-14 14:30:49,555 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 453 transitions. Word has length 107 [2022-12-14 14:30:49,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:49,555 INFO L495 AbstractCegarLoop]: Abstraction has 304 states and 453 transitions. [2022-12-14 14:30:49,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:49,555 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 453 transitions. [2022-12-14 14:30:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 14:30:49,557 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:49,557 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:30:49,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-14 14:30:49,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:49,758 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:49,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:49,759 INFO L85 PathProgramCache]: Analyzing trace with hash 464666456, now seen corresponding path program 1 times [2022-12-14 14:30:49,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:49,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [796273912] [2022-12-14 14:30:49,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:49,761 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:49,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:49,763 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:49,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-14 14:30:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:50,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 14:30:50,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 14:30:50,096 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:50,096 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:50,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [796273912] [2022-12-14 14:30:50,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [796273912] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:50,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:50,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:50,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076139983] [2022-12-14 14:30:50,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:50,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:50,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:50,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:50,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:50,099 INFO L87 Difference]: Start difference. First operand 304 states and 453 transitions. Second operand has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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) [2022-12-14 14:30:50,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:50,157 INFO L93 Difference]: Finished difference Result 587 states and 879 transitions. [2022-12-14 14:30:50,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:50,158 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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 116 [2022-12-14 14:30:50,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:50,159 INFO L225 Difference]: With dead ends: 587 [2022-12-14 14:30:50,159 INFO L226 Difference]: Without dead ends: 306 [2022-12-14 14:30:50,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:50,161 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 121 mSDsluCounter, 1164 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:50,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 1600 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:50,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-12-14 14:30:50,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2022-12-14 14:30:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 238 states have (on average 1.5126050420168067) internal successors, (360), 243 states have internal predecessors, (360), 46 states have call successors, (46), 19 states have call predecessors, (46), 21 states have return successors, (50), 43 states have call predecessors, (50), 43 states have call successors, (50) [2022-12-14 14:30:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 456 transitions. [2022-12-14 14:30:50,174 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 456 transitions. Word has length 116 [2022-12-14 14:30:50,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:50,175 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 456 transitions. [2022-12-14 14:30:50,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.75) internal successors, (79), 5 states have internal predecessors, (79), 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) [2022-12-14 14:30:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 456 transitions. [2022-12-14 14:30:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 14:30:50,176 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:50,176 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:50,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-14 14:30:50,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:50,378 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:50,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:50,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1709091548, now seen corresponding path program 1 times [2022-12-14 14:30:50,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:50,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [301160794] [2022-12-14 14:30:50,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:50,381 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:50,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:50,384 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:50,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-14 14:30:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:50,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 14:30:50,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 14:30:50,763 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:50,763 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:50,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [301160794] [2022-12-14 14:30:50,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [301160794] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:50,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:50,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:50,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145707288] [2022-12-14 14:30:50,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:50,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:50,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:50,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:50,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:50,764 INFO L87 Difference]: Start difference. First operand 306 states and 456 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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) [2022-12-14 14:30:50,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:50,838 INFO L93 Difference]: Finished difference Result 585 states and 874 transitions. [2022-12-14 14:30:50,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:50,839 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 117 [2022-12-14 14:30:50,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:50,842 INFO L225 Difference]: With dead ends: 585 [2022-12-14 14:30:50,842 INFO L226 Difference]: Without dead ends: 306 [2022-12-14 14:30:50,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:50,844 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 122 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:50,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 1587 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:50,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-12-14 14:30:50,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2022-12-14 14:30:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 238 states have (on average 1.5126050420168067) internal successors, (360), 243 states have internal predecessors, (360), 46 states have call successors, (46), 19 states have call predecessors, (46), 21 states have return successors, (49), 43 states have call predecessors, (49), 43 states have call successors, (49) [2022-12-14 14:30:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 455 transitions. [2022-12-14 14:30:50,863 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 455 transitions. Word has length 117 [2022-12-14 14:30:50,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:50,864 INFO L495 AbstractCegarLoop]: Abstraction has 306 states and 455 transitions. [2022-12-14 14:30:50,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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) [2022-12-14 14:30:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 455 transitions. [2022-12-14 14:30:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 14:30:50,865 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:50,865 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:30:50,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-14 14:30:51,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:51,066 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:51,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:51,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1749128558, now seen corresponding path program 2 times [2022-12-14 14:30:51,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:51,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825682471] [2022-12-14 14:30:51,067 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-14 14:30:51,067 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:51,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:51,067 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:51,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-14 14:30:51,255 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-14 14:30:51,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 14:30:51,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 14:30:51,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 14:30:51,296 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:51,296 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:51,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825682471] [2022-12-14 14:30:51,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825682471] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:51,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:51,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:51,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635024950] [2022-12-14 14:30:51,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:51,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:51,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:51,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:51,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:51,298 INFO L87 Difference]: Start difference. First operand 306 states and 455 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 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) [2022-12-14 14:30:51,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:51,387 INFO L93 Difference]: Finished difference Result 587 states and 879 transitions. [2022-12-14 14:30:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:51,388 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 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 118 [2022-12-14 14:30:51,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:51,390 INFO L225 Difference]: With dead ends: 587 [2022-12-14 14:30:51,390 INFO L226 Difference]: Without dead ends: 308 [2022-12-14 14:30:51,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:51,392 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 120 mSDsluCounter, 1155 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 1589 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:51,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 1589 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:51,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2022-12-14 14:30:51,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2022-12-14 14:30:51,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 239 states have (on average 1.5104602510460252) internal successors, (361), 245 states have internal predecessors, (361), 46 states have call successors, (46), 19 states have call predecessors, (46), 22 states have return successors, (53), 43 states have call predecessors, (53), 43 states have call successors, (53) [2022-12-14 14:30:51,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 460 transitions. [2022-12-14 14:30:51,412 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 460 transitions. Word has length 118 [2022-12-14 14:30:51,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:51,412 INFO L495 AbstractCegarLoop]: Abstraction has 308 states and 460 transitions. [2022-12-14 14:30:51,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 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) [2022-12-14 14:30:51,413 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 460 transitions. [2022-12-14 14:30:51,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 14:30:51,418 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:51,418 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:51,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-14 14:30:51,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:51,619 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:51,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:51,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1620063273, now seen corresponding path program 1 times [2022-12-14 14:30:51,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:51,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862452458] [2022-12-14 14:30:51,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:51,620 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:51,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:51,621 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:51,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-14 14:30:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:51,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:30:51,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:51,810 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:30:51,811 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:51,811 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:51,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1862452458] [2022-12-14 14:30:51,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1862452458] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:51,811 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:51,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:30:51,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045805086] [2022-12-14 14:30:51,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:51,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:30:51,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:51,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:30:51,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:51,812 INFO L87 Difference]: Start difference. First operand 308 states and 460 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:51,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:51,844 INFO L93 Difference]: Finished difference Result 642 states and 973 transitions. [2022-12-14 14:30:51,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:30:51,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 119 [2022-12-14 14:30:51,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:51,846 INFO L225 Difference]: With dead ends: 642 [2022-12-14 14:30:51,846 INFO L226 Difference]: Without dead ends: 365 [2022-12-14 14:30:51,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:30:51,847 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 107 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 861 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 [2022-12-14 14:30:51,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 861 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:51,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2022-12-14 14:30:51,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 357. [2022-12-14 14:30:51,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 277 states have (on average 1.5270758122743682) internal successors, (423), 283 states have internal predecessors, (423), 57 states have call successors, (57), 19 states have call predecessors, (57), 22 states have return successors, (66), 54 states have call predecessors, (66), 54 states have call successors, (66) [2022-12-14 14:30:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 546 transitions. [2022-12-14 14:30:51,874 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 546 transitions. Word has length 119 [2022-12-14 14:30:51,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:51,874 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 546 transitions. [2022-12-14 14:30:51,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:51,874 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 546 transitions. [2022-12-14 14:30:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 14:30:51,876 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:51,876 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:51,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-12-14 14:30:52,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:52,077 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:52,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:52,077 INFO L85 PathProgramCache]: Analyzing trace with hash 91755657, now seen corresponding path program 1 times [2022-12-14 14:30:52,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:52,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1526708617] [2022-12-14 14:30:52,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:52,077 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:52,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:52,078 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:52,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-14 14:30:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:52,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 14:30:52,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:52,309 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:52,309 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:52,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1526708617] [2022-12-14 14:30:52,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1526708617] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:52,310 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:52,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:30:52,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834118990] [2022-12-14 14:30:52,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:52,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:30:52,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:52,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:30:52,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:30:52,311 INFO L87 Difference]: Start difference. First operand 357 states and 546 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-12-14 14:30:52,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:52,450 INFO L93 Difference]: Finished difference Result 824 states and 1280 transitions. [2022-12-14 14:30:52,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:30:52,451 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (16), 3 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 120 [2022-12-14 14:30:52,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:52,454 INFO L225 Difference]: With dead ends: 824 [2022-12-14 14:30:52,454 INFO L226 Difference]: Without dead ends: 496 [2022-12-14 14:30:52,455 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:52,456 INFO L413 NwaCegarLoop]: 565 mSDtfsCounter, 524 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 1056 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:52,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 1056 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:30:52,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2022-12-14 14:30:52,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 365. [2022-12-14 14:30:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 284 states have (on average 1.5105633802816902) internal successors, (429), 289 states have internal predecessors, (429), 57 states have call successors, (57), 21 states have call predecessors, (57), 23 states have return successors, (62), 54 states have call predecessors, (62), 54 states have call successors, (62) [2022-12-14 14:30:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 548 transitions. [2022-12-14 14:30:52,496 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 548 transitions. Word has length 120 [2022-12-14 14:30:52,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:52,496 INFO L495 AbstractCegarLoop]: Abstraction has 365 states and 548 transitions. [2022-12-14 14:30:52,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-12-14 14:30:52,497 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 548 transitions. [2022-12-14 14:30:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 14:30:52,498 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:52,498 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:30:52,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-12-14 14:30:52,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:52,699 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:52,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:52,700 INFO L85 PathProgramCache]: Analyzing trace with hash -706995552, now seen corresponding path program 1 times [2022-12-14 14:30:52,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:52,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1707892191] [2022-12-14 14:30:52,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:52,700 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:52,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:52,701 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:52,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-12-14 14:30:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:52,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 14:30:52,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:30:52,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:30:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:30:52,983 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:52,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1707892191] [2022-12-14 14:30:52,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1707892191] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:30:52,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [182705223] [2022-12-14 14:30:52,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:52,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 14:30:52,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 14:30:52,984 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 14:30:52,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2022-12-14 14:30:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:53,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 14:30:53,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 14:30:53,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:30:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 14:30:53,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [182705223] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:30:53,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373097711] [2022-12-14 14:30:53,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:53,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:30:53,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:30:53,596 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:30:53,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-12-14 14:30:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:53,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 14:30:53,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:53,803 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 14:30:53,803 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:30:53,937 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 14:30:53,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373097711] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:30:53,937 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 14:30:53,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 8, 8, 8, 8] total 18 [2022-12-14 14:30:53,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722898210] [2022-12-14 14:30:53,937 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 14:30:53,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-12-14 14:30:53,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:53,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-12-14 14:30:53,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2022-12-14 14:30:53,939 INFO L87 Difference]: Start difference. First operand 365 states and 548 transitions. Second operand has 18 states, 18 states have (on average 10.777777777777779) internal successors, (194), 18 states have internal predecessors, (194), 4 states have call successors, (39), 6 states have call predecessors, (39), 7 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2022-12-14 14:30:58,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:58,803 INFO L93 Difference]: Finished difference Result 1762 states and 2792 transitions. [2022-12-14 14:30:58,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-12-14 14:30:58,803 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 10.777777777777779) internal successors, (194), 18 states have internal predecessors, (194), 4 states have call successors, (39), 6 states have call predecessors, (39), 7 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 121 [2022-12-14 14:30:58,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:58,808 INFO L225 Difference]: With dead ends: 1762 [2022-12-14 14:30:58,809 INFO L226 Difference]: Without dead ends: 1617 [2022-12-14 14:30:58,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 742 GetRequests, 710 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=930, Unknown=0, NotChecked=0, Total=1122 [2022-12-14 14:30:58,811 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 2989 mSDsluCounter, 2252 mSDsCounter, 0 mSdLazyCounter, 5649 mSolverCounterSat, 838 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3055 SdHoareTripleChecker+Valid, 2507 SdHoareTripleChecker+Invalid, 6487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 838 IncrementalHoareTripleChecker+Valid, 5649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:58,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3055 Valid, 2507 Invalid, 6487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [838 Valid, 5649 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-12-14 14:30:58,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1617 states. [2022-12-14 14:30:58,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1617 to 1361. [2022-12-14 14:30:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1361 states, 1076 states have (on average 1.562267657992565) internal successors, (1681), 1084 states have internal predecessors, (1681), 238 states have call successors, (238), 40 states have call predecessors, (238), 46 states have return successors, (298), 236 states have call predecessors, (298), 234 states have call successors, (298) [2022-12-14 14:30:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1361 states and 2217 transitions. [2022-12-14 14:30:58,968 INFO L78 Accepts]: Start accepts. Automaton has 1361 states and 2217 transitions. Word has length 121 [2022-12-14 14:30:58,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:30:58,968 INFO L495 AbstractCegarLoop]: Abstraction has 1361 states and 2217 transitions. [2022-12-14 14:30:58,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.777777777777779) internal successors, (194), 18 states have internal predecessors, (194), 4 states have call successors, (39), 6 states have call predecessors, (39), 7 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2022-12-14 14:30:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2217 transitions. [2022-12-14 14:30:58,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 14:30:58,975 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:30:58,975 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-12-14 14:30:58,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-12-14 14:30:59,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-12-14 14:30:59,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2022-12-14 14:30:59,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt [2022-12-14 14:30:59,577 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:30:59,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:30:59,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1216051388, now seen corresponding path program 1 times [2022-12-14 14:30:59,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:30:59,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [982247049] [2022-12-14 14:30:59,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:30:59,580 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:30:59,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:30:59,582 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:30:59,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-12-14 14:30:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:30:59,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 14:30:59,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:30:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:30:59,783 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:30:59,783 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:30:59,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [982247049] [2022-12-14 14:30:59,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [982247049] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:30:59,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:30:59,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:30:59,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599091313] [2022-12-14 14:30:59,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:30:59,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:30:59,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:30:59,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:30:59,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:30:59,784 INFO L87 Difference]: Start difference. First operand 1361 states and 2217 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:30:59,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:30:59,945 INFO L93 Difference]: Finished difference Result 1901 states and 3082 transitions. [2022-12-14 14:30:59,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:30:59,946 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 124 [2022-12-14 14:30:59,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:30:59,949 INFO L225 Difference]: With dead ends: 1901 [2022-12-14 14:30:59,949 INFO L226 Difference]: Without dead ends: 1222 [2022-12-14 14:30:59,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:30:59,951 INFO L413 NwaCegarLoop]: 430 mSDtfsCounter, 124 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 1571 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:30:59,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 1571 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:30:59,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2022-12-14 14:31:00,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 1220. [2022-12-14 14:31:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1220 states, 968 states have (on average 1.5578512396694215) internal successors, (1508), 968 states have internal predecessors, (1508), 209 states have call successors, (209), 39 states have call predecessors, (209), 42 states have return successors, (253), 212 states have call predecessors, (253), 205 states have call successors, (253) [2022-12-14 14:31:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1220 states and 1970 transitions. [2022-12-14 14:31:00,056 INFO L78 Accepts]: Start accepts. Automaton has 1220 states and 1970 transitions. Word has length 124 [2022-12-14 14:31:00,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:00,056 INFO L495 AbstractCegarLoop]: Abstraction has 1220 states and 1970 transitions. [2022-12-14 14:31:00,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1970 transitions. [2022-12-14 14:31:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 14:31:00,059 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:00,059 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:00,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-12-14 14:31:00,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:00,260 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:00,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:00,260 INFO L85 PathProgramCache]: Analyzing trace with hash 737660890, now seen corresponding path program 1 times [2022-12-14 14:31:00,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:00,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361659977] [2022-12-14 14:31:00,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:00,261 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:00,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:00,262 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:00,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-12-14 14:31:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:00,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:00,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:00,457 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:00,458 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:00,458 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:00,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361659977] [2022-12-14 14:31:00,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361659977] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:00,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:00,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:00,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903093985] [2022-12-14 14:31:00,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:00,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:00,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:00,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:00,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:00,459 INFO L87 Difference]: Start difference. First operand 1220 states and 1970 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:00,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:00,623 INFO L93 Difference]: Finished difference Result 2865 states and 4717 transitions. [2022-12-14 14:31:00,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:00,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 124 [2022-12-14 14:31:00,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:00,628 INFO L225 Difference]: With dead ends: 2865 [2022-12-14 14:31:00,628 INFO L226 Difference]: Without dead ends: 1729 [2022-12-14 14:31:00,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:00,631 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 101 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:31:00,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 896 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:00,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2022-12-14 14:31:00,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1713. [2022-12-14 14:31:00,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1713 states, 1358 states have (on average 1.5758468335787923) internal successors, (2140), 1352 states have internal predecessors, (2140), 312 states have call successors, (312), 39 states have call predecessors, (312), 42 states have return successors, (385), 321 states have call predecessors, (385), 308 states have call successors, (385) [2022-12-14 14:31:00,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2837 transitions. [2022-12-14 14:31:00,807 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2837 transitions. Word has length 124 [2022-12-14 14:31:00,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:00,807 INFO L495 AbstractCegarLoop]: Abstraction has 1713 states and 2837 transitions. [2022-12-14 14:31:00,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:00,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2837 transitions. [2022-12-14 14:31:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 14:31:00,814 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:00,814 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:00,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2022-12-14 14:31:01,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:01,015 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:01,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:01,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1714221911, now seen corresponding path program 1 times [2022-12-14 14:31:01,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:01,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723595545] [2022-12-14 14:31:01,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:01,016 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:01,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:01,017 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:01,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-12-14 14:31:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:01,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:01,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:01,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:01,261 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:01,261 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:01,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [723595545] [2022-12-14 14:31:01,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [723595545] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:01,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:01,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:01,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839669214] [2022-12-14 14:31:01,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:01,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:01,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:01,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:01,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:01,262 INFO L87 Difference]: Start difference. First operand 1713 states and 2837 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:01,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:01,623 INFO L93 Difference]: Finished difference Result 4277 states and 7162 transitions. [2022-12-14 14:31:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:01,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 125 [2022-12-14 14:31:01,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:01,631 INFO L225 Difference]: With dead ends: 4277 [2022-12-14 14:31:01,631 INFO L226 Difference]: Without dead ends: 2705 [2022-12-14 14:31:01,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:01,634 INFO L413 NwaCegarLoop]: 455 mSDtfsCounter, 99 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 888 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 [2022-12-14 14:31:01,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 888 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:01,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2705 states. [2022-12-14 14:31:01,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2705 to 2689. [2022-12-14 14:31:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2144 states have (on average 1.5848880597014925) internal successors, (3398), 2138 states have internal predecessors, (3398), 502 states have call successors, (502), 39 states have call predecessors, (502), 42 states have return successors, (607), 511 states have call predecessors, (607), 498 states have call successors, (607) [2022-12-14 14:31:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 4507 transitions. [2022-12-14 14:31:01,963 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 4507 transitions. Word has length 125 [2022-12-14 14:31:01,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:01,963 INFO L495 AbstractCegarLoop]: Abstraction has 2689 states and 4507 transitions. [2022-12-14 14:31:01,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 4507 transitions. [2022-12-14 14:31:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 14:31:01,970 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:01,970 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:01,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2022-12-14 14:31:02,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:02,171 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:02,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:02,171 INFO L85 PathProgramCache]: Analyzing trace with hash 93442156, now seen corresponding path program 1 times [2022-12-14 14:31:02,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:02,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1775908554] [2022-12-14 14:31:02,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:02,172 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:02,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:02,173 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:02,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-12-14 14:31:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:02,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:02,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:02,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:02,382 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:02,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1775908554] [2022-12-14 14:31:02,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1775908554] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:02,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:02,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:02,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772926867] [2022-12-14 14:31:02,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:02,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:02,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:02,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:02,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:02,384 INFO L87 Difference]: Start difference. First operand 2689 states and 4507 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:02,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:02,840 INFO L93 Difference]: Finished difference Result 6319 states and 10695 transitions. [2022-12-14 14:31:02,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:02,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 126 [2022-12-14 14:31:02,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:02,852 INFO L225 Difference]: With dead ends: 6319 [2022-12-14 14:31:02,852 INFO L226 Difference]: Without dead ends: 4009 [2022-12-14 14:31:02,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:02,857 INFO L413 NwaCegarLoop]: 451 mSDtfsCounter, 97 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 881 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 [2022-12-14 14:31:02,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 881 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:02,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4009 states. [2022-12-14 14:31:03,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4009 to 3993. [2022-12-14 14:31:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3232 states have (on average 1.5878712871287128) internal successors, (5132), 3217 states have internal predecessors, (5132), 718 states have call successors, (718), 39 states have call predecessors, (718), 42 states have return successors, (890), 736 states have call predecessors, (890), 714 states have call successors, (890) [2022-12-14 14:31:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 6740 transitions. [2022-12-14 14:31:03,262 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 6740 transitions. Word has length 126 [2022-12-14 14:31:03,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:03,263 INFO L495 AbstractCegarLoop]: Abstraction has 3993 states and 6740 transitions. [2022-12-14 14:31:03,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 6740 transitions. [2022-12-14 14:31:03,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 14:31:03,277 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:03,277 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:03,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2022-12-14 14:31:03,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:03,478 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:03,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:03,478 INFO L85 PathProgramCache]: Analyzing trace with hash -2007124938, now seen corresponding path program 1 times [2022-12-14 14:31:03,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:03,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [617443602] [2022-12-14 14:31:03,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:03,479 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:03,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:03,480 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:03,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-12-14 14:31:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:03,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:03,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:03,665 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:03,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:03,665 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:03,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [617443602] [2022-12-14 14:31:03,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [617443602] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:03,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:03,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:03,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6018483] [2022-12-14 14:31:03,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:03,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:03,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:03,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:03,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:03,667 INFO L87 Difference]: Start difference. First operand 3993 states and 6740 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:04,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:04,368 INFO L93 Difference]: Finished difference Result 9443 states and 16095 transitions. [2022-12-14 14:31:04,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:04,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 127 [2022-12-14 14:31:04,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:04,384 INFO L225 Difference]: With dead ends: 9443 [2022-12-14 14:31:04,385 INFO L226 Difference]: Without dead ends: 6119 [2022-12-14 14:31:04,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:04,393 INFO L413 NwaCegarLoop]: 451 mSDtfsCounter, 95 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 881 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 [2022-12-14 14:31:04,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 881 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:04,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6119 states. [2022-12-14 14:31:05,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6119 to 6103. [2022-12-14 14:31:05,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6103 states, 5022 states have (on average 1.590800477897252) internal successors, (7989), 4995 states have internal predecessors, (7989), 1038 states have call successors, (1038), 39 states have call predecessors, (1038), 42 states have return successors, (1325), 1068 states have call predecessors, (1325), 1034 states have call successors, (1325) [2022-12-14 14:31:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6103 states to 6103 states and 10352 transitions. [2022-12-14 14:31:05,171 INFO L78 Accepts]: Start accepts. Automaton has 6103 states and 10352 transitions. Word has length 127 [2022-12-14 14:31:05,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:05,172 INFO L495 AbstractCegarLoop]: Abstraction has 6103 states and 10352 transitions. [2022-12-14 14:31:05,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 6103 states and 10352 transitions. [2022-12-14 14:31:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 14:31:05,187 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:05,187 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:05,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2022-12-14 14:31:05,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:05,389 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:05,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:05,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1161926160, now seen corresponding path program 1 times [2022-12-14 14:31:05,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:05,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [128471434] [2022-12-14 14:31:05,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:05,394 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:05,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:05,397 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:05,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-12-14 14:31:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:05,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:05,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:05,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:05,586 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:05,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [128471434] [2022-12-14 14:31:05,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [128471434] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:05,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:05,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:05,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390776946] [2022-12-14 14:31:05,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:05,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:05,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:05,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:05,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:05,588 INFO L87 Difference]: Start difference. First operand 6103 states and 10352 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:06,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:06,718 INFO L93 Difference]: Finished difference Result 15154 states and 25910 transitions. [2022-12-14 14:31:06,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:06,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 128 [2022-12-14 14:31:06,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:06,754 INFO L225 Difference]: With dead ends: 15154 [2022-12-14 14:31:06,754 INFO L226 Difference]: Without dead ends: 10034 [2022-12-14 14:31:06,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:06,763 INFO L413 NwaCegarLoop]: 463 mSDtfsCounter, 93 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 901 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 [2022-12-14 14:31:06,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 901 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:06,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10034 states. [2022-12-14 14:31:07,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10034 to 10018. [2022-12-14 14:31:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10018 states, 8246 states have (on average 1.5845258307057968) internal successors, (13066), 8204 states have internal predecessors, (13066), 1729 states have call successors, (1729), 39 states have call predecessors, (1729), 42 states have return successors, (2223), 1774 states have call predecessors, (2223), 1725 states have call successors, (2223) [2022-12-14 14:31:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10018 states to 10018 states and 17018 transitions. [2022-12-14 14:31:07,887 INFO L78 Accepts]: Start accepts. Automaton has 10018 states and 17018 transitions. Word has length 128 [2022-12-14 14:31:07,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:07,887 INFO L495 AbstractCegarLoop]: Abstraction has 10018 states and 17018 transitions. [2022-12-14 14:31:07,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:07,888 INFO L276 IsEmpty]: Start isEmpty. Operand 10018 states and 17018 transitions. [2022-12-14 14:31:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 14:31:07,901 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:07,901 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:07,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-12-14 14:31:08,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:08,102 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:08,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:08,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1989772946, now seen corresponding path program 1 times [2022-12-14 14:31:08,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:08,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1737987345] [2022-12-14 14:31:08,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:08,105 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:08,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:08,108 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:08,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-12-14 14:31:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:08,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:08,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:08,478 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:08,478 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:08,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1737987345] [2022-12-14 14:31:08,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1737987345] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:08,479 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:08,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:08,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382090399] [2022-12-14 14:31:08,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:08,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:08,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:08,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:08,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:08,480 INFO L87 Difference]: Start difference. First operand 10018 states and 17018 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:10,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:10,467 INFO L93 Difference]: Finished difference Result 25854 states and 44117 transitions. [2022-12-14 14:31:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:10,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 129 [2022-12-14 14:31:10,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:10,509 INFO L225 Difference]: With dead ends: 25854 [2022-12-14 14:31:10,509 INFO L226 Difference]: Without dead ends: 17322 [2022-12-14 14:31:10,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:10,525 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 91 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:31:10,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 886 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:10,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17322 states. [2022-12-14 14:31:12,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17322 to 17306. [2022-12-14 14:31:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17306 states, 14322 states have (on average 1.58232090490155) internal successors, (22662), 14280 states have internal predecessors, (22662), 2941 states have call successors, (2941), 39 states have call predecessors, (2941), 42 states have return successors, (3696), 2986 states have call predecessors, (3696), 2937 states have call successors, (3696) [2022-12-14 14:31:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17306 states to 17306 states and 29299 transitions. [2022-12-14 14:31:12,746 INFO L78 Accepts]: Start accepts. Automaton has 17306 states and 29299 transitions. Word has length 129 [2022-12-14 14:31:12,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:12,746 INFO L495 AbstractCegarLoop]: Abstraction has 17306 states and 29299 transitions. [2022-12-14 14:31:12,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 17306 states and 29299 transitions. [2022-12-14 14:31:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 14:31:12,765 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:12,765 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:12,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2022-12-14 14:31:12,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:12,966 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:12,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:12,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1280955694, now seen corresponding path program 1 times [2022-12-14 14:31:12,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:12,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321138845] [2022-12-14 14:31:12,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:12,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:12,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:12,968 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:12,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-12-14 14:31:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:13,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:13,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:13,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:13,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:13,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [321138845] [2022-12-14 14:31:13,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [321138845] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:13,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:13,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:13,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143874045] [2022-12-14 14:31:13,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:13,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:13,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:13,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:13,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:13,173 INFO L87 Difference]: Start difference. First operand 17306 states and 29299 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:16,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:16,559 INFO L93 Difference]: Finished difference Result 45643 states and 77676 transitions. [2022-12-14 14:31:16,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:16,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 130 [2022-12-14 14:31:16,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:16,631 INFO L225 Difference]: With dead ends: 45643 [2022-12-14 14:31:16,631 INFO L226 Difference]: Without dead ends: 30683 [2022-12-14 14:31:16,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:16,654 INFO L413 NwaCegarLoop]: 460 mSDtfsCounter, 89 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:31:16,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 896 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:16,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30683 states. [2022-12-14 14:31:20,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30683 to 30667. [2022-12-14 14:31:20,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30667 states, 25352 states have (on average 1.5732881035026822) internal successors, (39886), 25292 states have internal predecessors, (39886), 5272 states have call successors, (5272), 39 states have call predecessors, (5272), 42 states have return successors, (6643), 5335 states have call predecessors, (6643), 5268 states have call successors, (6643) [2022-12-14 14:31:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30667 states to 30667 states and 51801 transitions. [2022-12-14 14:31:20,450 INFO L78 Accepts]: Start accepts. Automaton has 30667 states and 51801 transitions. Word has length 130 [2022-12-14 14:31:20,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:20,450 INFO L495 AbstractCegarLoop]: Abstraction has 30667 states and 51801 transitions. [2022-12-14 14:31:20,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30667 states and 51801 transitions. [2022-12-14 14:31:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-14 14:31:20,477 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:20,477 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:20,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2022-12-14 14:31:20,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:20,677 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:20,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:20,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1674014673, now seen corresponding path program 1 times [2022-12-14 14:31:20,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:20,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144468639] [2022-12-14 14:31:20,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:20,679 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:20,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:20,679 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:20,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-12-14 14:31:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:20,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:20,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:20,891 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:20,891 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:20,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144468639] [2022-12-14 14:31:20,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144468639] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:20,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:20,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:20,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734716539] [2022-12-14 14:31:20,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:20,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:20,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:20,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:20,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:20,892 INFO L87 Difference]: Start difference. First operand 30667 states and 51801 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:27,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:27,110 INFO L93 Difference]: Finished difference Result 82726 states and 140461 transitions. [2022-12-14 14:31:27,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:27,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 131 [2022-12-14 14:31:27,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:27,253 INFO L225 Difference]: With dead ends: 82726 [2022-12-14 14:31:27,253 INFO L226 Difference]: Without dead ends: 55252 [2022-12-14 14:31:27,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:27,297 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 87 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:31:27,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 886 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:27,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55252 states. [2022-12-14 14:31:34,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55252 to 55236. [2022-12-14 14:31:34,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55236 states, 45925 states have (on average 1.5685574305933587) internal successors, (72036), 45844 states have internal predecessors, (72036), 9268 states have call successors, (9268), 39 states have call predecessors, (9268), 42 states have return successors, (11835), 9352 states have call predecessors, (11835), 9264 states have call successors, (11835) [2022-12-14 14:31:34,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55236 states to 55236 states and 93139 transitions. [2022-12-14 14:31:34,445 INFO L78 Accepts]: Start accepts. Automaton has 55236 states and 93139 transitions. Word has length 131 [2022-12-14 14:31:34,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:31:34,445 INFO L495 AbstractCegarLoop]: Abstraction has 55236 states and 93139 transitions. [2022-12-14 14:31:34,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:34,445 INFO L276 IsEmpty]: Start isEmpty. Operand 55236 states and 93139 transitions. [2022-12-14 14:31:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 14:31:34,485 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:31:34,486 INFO L195 NwaCegarLoop]: 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] [2022-12-14 14:31:34,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2022-12-14 14:31:34,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:34,687 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:31:34,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:31:34,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1107392492, now seen corresponding path program 1 times [2022-12-14 14:31:34,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:31:34,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [105327652] [2022-12-14 14:31:34,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:31:34,690 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:31:34,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:31:34,692 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:31:34,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-12-14 14:31:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:31:34,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:31:34,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:31:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:31:34,940 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:31:34,940 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:31:34,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [105327652] [2022-12-14 14:31:34,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [105327652] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:31:34,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:31:34,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:31:34,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391277892] [2022-12-14 14:31:34,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:31:34,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:31:34,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:31:34,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:31:34,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:34,942 INFO L87 Difference]: Start difference. First operand 55236 states and 93139 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:31:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:31:47,217 INFO L93 Difference]: Finished difference Result 152877 states and 257716 transitions. [2022-12-14 14:31:47,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:31:47,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 132 [2022-12-14 14:31:47,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:31:47,540 INFO L225 Difference]: With dead ends: 152877 [2022-12-14 14:31:47,540 INFO L226 Difference]: Without dead ends: 102394 [2022-12-14 14:31:47,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:31:47,636 INFO L413 NwaCegarLoop]: 455 mSDtfsCounter, 85 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 888 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 [2022-12-14 14:31:47,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 888 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:31:47,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102394 states. [2022-12-14 14:32:00,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102394 to 102378. [2022-12-14 14:32:00,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102378 states, 85643 states have (on average 1.5617738752729353) internal successors, (133755), 85562 states have internal predecessors, (133755), 16692 states have call successors, (16692), 39 states have call predecessors, (16692), 42 states have return successors, (20589), 16776 states have call predecessors, (20589), 16688 states have call successors, (20589) [2022-12-14 14:32:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102378 states to 102378 states and 171036 transitions. [2022-12-14 14:32:00,872 INFO L78 Accepts]: Start accepts. Automaton has 102378 states and 171036 transitions. Word has length 132 [2022-12-14 14:32:00,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:32:00,872 INFO L495 AbstractCegarLoop]: Abstraction has 102378 states and 171036 transitions. [2022-12-14 14:32:00,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:32:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 102378 states and 171036 transitions. [2022-12-14 14:32:00,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 14:32:00,913 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:32:00,913 INFO L195 NwaCegarLoop]: 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, 1] [2022-12-14 14:32:00,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-12-14 14:32:01,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:32:01,114 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:32:01,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:32:01,115 INFO L85 PathProgramCache]: Analyzing trace with hash 117696721, now seen corresponding path program 1 times [2022-12-14 14:32:01,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:32:01,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1535491716] [2022-12-14 14:32:01,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:32:01,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:32:01,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:32:01,120 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:32:01,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2022-12-14 14:32:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:32:01,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 14:32:01,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:32:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 14:32:01,433 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:32:01,434 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:32:01,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1535491716] [2022-12-14 14:32:01,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1535491716] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:32:01,434 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:32:01,434 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:32:01,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021504306] [2022-12-14 14:32:01,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:32:01,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:32:01,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:32:01,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:32:01,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:32:01,435 INFO L87 Difference]: Start difference. First operand 102378 states and 171036 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:32:23,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:32:23,982 INFO L93 Difference]: Finished difference Result 191891 states and 321177 transitions. [2022-12-14 14:32:23,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:32:23,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 133 [2022-12-14 14:32:23,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:32:24,495 INFO L225 Difference]: With dead ends: 191891 [2022-12-14 14:32:24,496 INFO L226 Difference]: Without dead ends: 191603 [2022-12-14 14:32:24,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:32:24,549 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 83 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:32:24,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 886 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 14:32:24,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191603 states. [2022-12-14 14:32:48,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191603 to 191587. [2022-12-14 14:32:48,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191587 states, 161357 states have (on average 1.5536915039322743) internal successors, (250699), 161252 states have internal predecessors, (250699), 30187 states have call successors, (30187), 39 states have call predecessors, (30187), 42 states have return successors, (37721), 30295 states have call predecessors, (37721), 30183 states have call successors, (37721) [2022-12-14 14:32:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191587 states to 191587 states and 318607 transitions. [2022-12-14 14:32:49,409 INFO L78 Accepts]: Start accepts. Automaton has 191587 states and 318607 transitions. Word has length 133 [2022-12-14 14:32:49,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:32:49,410 INFO L495 AbstractCegarLoop]: Abstraction has 191587 states and 318607 transitions. [2022-12-14 14:32:49,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 14:32:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 191587 states and 318607 transitions. [2022-12-14 14:32:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 14:32:49,460 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:32:49,460 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-12-14 14:32:49,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2022-12-14 14:32:49,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:32:49,661 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:32:49,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:32:49,662 INFO L85 PathProgramCache]: Analyzing trace with hash 936275757, now seen corresponding path program 1 times [2022-12-14 14:32:49,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:32:49,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [182465575] [2022-12-14 14:32:49,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:32:49,664 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:32:49,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:32:49,667 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:32:49,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-12-14 14:32:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:32:49,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 14:32:49,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:32:49,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 14:32:49,947 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:32:49,947 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:32:49,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [182465575] [2022-12-14 14:32:49,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [182465575] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:32:49,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:32:49,947 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 14:32:49,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853070318] [2022-12-14 14:32:49,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:32:49,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 14:32:49,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:32:49,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 14:32:49,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:32:49,948 INFO L87 Difference]: Start difference. First operand 191587 states and 318607 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (16), 5 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-12-14 14:33:14,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:33:14,569 INFO L93 Difference]: Finished difference Result 192149 states and 319414 transitions. [2022-12-14 14:33:14,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 14:33:14,570 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (16), 5 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 134 [2022-12-14 14:33:14,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:33:15,151 INFO L225 Difference]: With dead ends: 192149 [2022-12-14 14:33:15,152 INFO L226 Difference]: Without dead ends: 191717 [2022-12-14 14:33:15,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-12-14 14:33:15,201 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 750 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 751 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:33:15,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [751 Valid, 2183 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 14:33:15,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191717 states. [2022-12-14 14:33:42,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191717 to 191651. [2022-12-14 14:33:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191651 states, 161407 states have (on average 1.5536253074525888) internal successors, (250766), 161301 states have internal predecessors, (250766), 30201 states have call successors, (30201), 41 states have call predecessors, (30201), 42 states have return successors, (37735), 30308 states have call predecessors, (37735), 30197 states have call successors, (37735) [2022-12-14 14:33:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191651 states to 191651 states and 318702 transitions. [2022-12-14 14:33:43,253 INFO L78 Accepts]: Start accepts. Automaton has 191651 states and 318702 transitions. Word has length 134 [2022-12-14 14:33:43,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:33:43,253 INFO L495 AbstractCegarLoop]: Abstraction has 191651 states and 318702 transitions. [2022-12-14 14:33:43,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 3 states have call successors, (16), 5 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-12-14 14:33:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 191651 states and 318702 transitions. [2022-12-14 14:33:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 14:33:43,310 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:33:43,310 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1] [2022-12-14 14:33:43,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2022-12-14 14:33:43,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:33:43,511 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:33:43,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:33:43,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1181008825, now seen corresponding path program 1 times [2022-12-14 14:33:43,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:33:43,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1650172248] [2022-12-14 14:33:43,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:33:43,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:33:43,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:33:43,517 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:33:43,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-12-14 14:33:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:33:43,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 14:33:43,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:33:43,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 14:33:43,963 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:33:43,963 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:33:43,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1650172248] [2022-12-14 14:33:43,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1650172248] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:33:43,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:33:43,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-14 14:33:43,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462662426] [2022-12-14 14:33:43,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:33:43,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 14:33:43,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:33:43,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 14:33:43,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2022-12-14 14:33:43,965 INFO L87 Difference]: Start difference. First operand 191651 states and 318702 transitions. Second operand has 13 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 6 states have call successors, (16), 5 states have call predecessors, (16), 6 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) [2022-12-14 14:34:07,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:34:07,729 INFO L93 Difference]: Finished difference Result 192439 states and 319819 transitions. [2022-12-14 14:34:07,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-12-14 14:34:07,730 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 6 states have call successors, (16), 5 states have call predecessors, (16), 6 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) Word has length 137 [2022-12-14 14:34:07,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:34:08,283 INFO L225 Difference]: With dead ends: 192439 [2022-12-14 14:34:08,283 INFO L226 Difference]: Without dead ends: 192155 [2022-12-14 14:34:08,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2022-12-14 14:34:08,335 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 867 mSDsluCounter, 4148 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 4601 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:34:08,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [875 Valid, 4601 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 14:34:08,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192155 states. [2022-12-14 14:34:34,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192155 to 192113. [2022-12-14 14:34:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192113 states, 161763 states have (on average 1.5532538343131619) internal successors, (251259), 161663 states have internal predecessors, (251259), 30277 states have call successors, (30277), 63 states have call predecessors, (30277), 72 states have return successors, (37835), 30386 states have call predecessors, (37835), 30271 states have call successors, (37835) [2022-12-14 14:34:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192113 states to 192113 states and 319371 transitions. [2022-12-14 14:34:35,333 INFO L78 Accepts]: Start accepts. Automaton has 192113 states and 319371 transitions. Word has length 137 [2022-12-14 14:34:35,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:34:35,334 INFO L495 AbstractCegarLoop]: Abstraction has 192113 states and 319371 transitions. [2022-12-14 14:34:35,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 6 states have call successors, (16), 5 states have call predecessors, (16), 6 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) [2022-12-14 14:34:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 192113 states and 319371 transitions. [2022-12-14 14:34:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 14:34:35,397 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:34:35,397 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1] [2022-12-14 14:34:35,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-12-14 14:34:35,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:34:35,599 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:34:35,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:34:35,600 INFO L85 PathProgramCache]: Analyzing trace with hash 2135487133, now seen corresponding path program 1 times [2022-12-14 14:34:35,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:34:35,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1092115893] [2022-12-14 14:34:35,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:34:35,602 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:34:35,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:34:35,605 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:34:35,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-12-14 14:34:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:34:35,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 14:34:35,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:34:35,935 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 14:34:35,935 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:34:35,935 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:34:35,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1092115893] [2022-12-14 14:34:35,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1092115893] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:34:35,935 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:34:35,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-14 14:34:35,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965146326] [2022-12-14 14:34:35,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:34:35,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 14:34:35,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:34:35,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 14:34:35,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2022-12-14 14:34:35,937 INFO L87 Difference]: Start difference. First operand 192113 states and 319371 transitions. Second operand has 13 states, 12 states have (on average 8.583333333333334) internal successors, (103), 11 states have internal predecessors, (103), 6 states have call successors, (16), 5 states have call predecessors, (16), 6 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) [2022-12-14 14:34:59,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:34:59,701 INFO L93 Difference]: Finished difference Result 192651 states and 320109 transitions. [2022-12-14 14:34:59,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-12-14 14:34:59,702 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 8.583333333333334) internal successors, (103), 11 states have internal predecessors, (103), 6 states have call successors, (16), 5 states have call predecessors, (16), 6 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) Word has length 138 [2022-12-14 14:34:59,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:35:00,231 INFO L225 Difference]: With dead ends: 192651 [2022-12-14 14:35:00,231 INFO L226 Difference]: Without dead ends: 192159 [2022-12-14 14:35:00,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2022-12-14 14:35:00,286 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 877 mSDsluCounter, 4418 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 885 SdHoareTripleChecker+Valid, 4871 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:35:00,286 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [885 Valid, 4871 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 14:35:00,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192159 states. [2022-12-14 14:35:25,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192159 to 192113. [2022-12-14 14:35:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192113 states, 161763 states have (on average 1.5532538343131619) internal successors, (251259), 161663 states have internal predecessors, (251259), 30277 states have call successors, (30277), 63 states have call predecessors, (30277), 72 states have return successors, (37835), 30386 states have call predecessors, (37835), 30271 states have call successors, (37835) [2022-12-14 14:35:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192113 states to 192113 states and 319371 transitions. [2022-12-14 14:35:26,506 INFO L78 Accepts]: Start accepts. Automaton has 192113 states and 319371 transitions. Word has length 138 [2022-12-14 14:35:26,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:35:26,506 INFO L495 AbstractCegarLoop]: Abstraction has 192113 states and 319371 transitions. [2022-12-14 14:35:26,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 8.583333333333334) internal successors, (103), 11 states have internal predecessors, (103), 6 states have call successors, (16), 5 states have call predecessors, (16), 6 states have return successors, (13), 7 states have call predecessors, (13), 5 states have call successors, (13) [2022-12-14 14:35:26,506 INFO L276 IsEmpty]: Start isEmpty. Operand 192113 states and 319371 transitions. [2022-12-14 14:35:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 14:35:26,570 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:35:26,570 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1] [2022-12-14 14:35:26,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2022-12-14 14:35:26,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:35:26,771 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:35:26,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:35:26,772 INFO L85 PathProgramCache]: Analyzing trace with hash 539898932, now seen corresponding path program 1 times [2022-12-14 14:35:26,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 14:35:26,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [937612691] [2022-12-14 14:35:26,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:35:26,774 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 14:35:26,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 14:35:26,777 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 14:35:26,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-12-14 14:35:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:35:26,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 14:35:26,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:35:27,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 14:35:27,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:35:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 14:35:27,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 14:35:27,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [937612691] [2022-12-14 14:35:27,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [937612691] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:35:27,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [852571095] [2022-12-14 14:35:27,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:35:27,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-12-14 14:35:27,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 [2022-12-14 14:35:27,807 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-12-14 14:35:27,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2022-12-14 14:35:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:35:27,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 14:35:27,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:35:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 14:35:28,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:35:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 14:35:28,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [852571095] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:35:28,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604339844] [2022-12-14 14:35:28,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:35:28,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:35:28,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:35:28,541 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:35:28,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8f19d7-e39f-470f-b7d1-78c3175e7f54/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-12-14 14:35:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:35:28,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 14:35:28,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:35:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 14:35:28,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:35:29,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 14:35:29,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604339844] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:35:29,207 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-12-14 14:35:29,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18, 17, 18, 17, 18] total 34 [2022-12-14 14:35:29,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540270963] [2022-12-14 14:35:29,207 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-12-14 14:35:29,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-12-14 14:35:29,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 14:35:29,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-12-14 14:35:29,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1000, Unknown=0, NotChecked=0, Total=1122 [2022-12-14 14:35:29,210 INFO L87 Difference]: Start difference. First operand 192113 states and 319371 transitions. Second operand has 34 states, 28 states have (on average 7.107142857142857) internal successors, (199), 32 states have internal predecessors, (199), 11 states have call successors, (31), 8 states have call predecessors, (31), 13 states have return successors, (26), 7 states have call predecessors, (26), 10 states have call successors, (26) [2022-12-14 14:37:03,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:37:03,757 INFO L93 Difference]: Finished difference Result 576899 states and 980538 transitions. [2022-12-14 14:37:03,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-12-14 14:37:03,758 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 28 states have (on average 7.107142857142857) internal successors, (199), 32 states have internal predecessors, (199), 11 states have call successors, (31), 8 states have call predecessors, (31), 13 states have return successors, (26), 7 states have call predecessors, (26), 10 states have call successors, (26) Word has length 138 [2022-12-14 14:37:03,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:37:05,916 INFO L225 Difference]: With dead ends: 576899 [2022-12-14 14:37:05,916 INFO L226 Difference]: Without dead ends: 576221 [2022-12-14 14:37:06,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 868 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1147 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=654, Invalid=4602, Unknown=0, NotChecked=0, Total=5256 [2022-12-14 14:37:06,100 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 3601 mSDsluCounter, 3283 mSDsCounter, 0 mSdLazyCounter, 13545 mSolverCounterSat, 1311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3655 SdHoareTripleChecker+Valid, 3472 SdHoareTripleChecker+Invalid, 14856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1311 IncrementalHoareTripleChecker+Valid, 13545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:37:06,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3655 Valid, 3472 Invalid, 14856 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1311 Valid, 13545 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2022-12-14 14:37:06,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576221 states.