./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ebf7a23e8d3aae9476b8149d5c7997a6623274 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:21:40,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:21:40,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:21:40,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:21:40,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:21:40,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:21:40,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:21:40,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:21:40,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:21:40,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:21:40,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:21:40,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:21:40,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:21:40,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:21:40,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:21:40,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:21:40,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:21:40,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:21:40,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:21:40,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:21:40,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:21:40,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:21:40,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:21:40,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:21:40,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:21:40,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:21:40,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:21:40,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:21:40,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:21:40,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:21:40,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:21:40,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:21:40,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:21:40,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:21:40,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:21:40,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:21:40,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:21:40,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:21:40,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:21:40,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:21:40,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:21:40,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 18:21:40,439 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:21:40,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:21:40,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:21:40,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:21:40,442 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:21:40,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:21:40,442 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:21:40,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:21:40,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:21:40,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:21:40,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:21:40,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:21:40,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:21:40,445 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:21:40,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:21:40,445 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:21:40,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:21:40,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:21:40,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:21:40,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:21:40,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:21:40,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:21:40,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:21:40,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:21:40,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:21:40,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:21:40,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:21:40,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:21:40,448 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:21:40,449 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-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ebf7a23e8d3aae9476b8149d5c7997a6623274 [2020-11-29 18:21:40,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:21:40,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:21:40,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:21:40,739 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:21:40,742 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:21:40,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2020-11-29 18:21:40,807 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/data/e090aba31/9140a6e1dfae4b9b84dde9e3984934d1/FLAGb39257903 [2020-11-29 18:21:41,361 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:21:41,362 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2020-11-29 18:21:41,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/data/e090aba31/9140a6e1dfae4b9b84dde9e3984934d1/FLAGb39257903 [2020-11-29 18:21:41,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/data/e090aba31/9140a6e1dfae4b9b84dde9e3984934d1 [2020-11-29 18:21:41,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:21:41,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:21:41,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:21:41,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:21:41,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:21:41,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:21:41" (1/1) ... [2020-11-29 18:21:41,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4675ad66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:41, skipping insertion in model container [2020-11-29 18:21:41,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:21:41" (1/1) ... [2020-11-29 18:21:41,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:21:41,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:21:42,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:21:42,514 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:21:42,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:21:42,733 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:21:42,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42 WrapperNode [2020-11-29 18:21:42,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:21:42,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:21:42,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:21:42,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:21:42,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:21:42,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:21:42,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:21:42,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:21:42,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... [2020-11-29 18:21:42,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:21:42,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:21:42,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:21:42,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:21:42,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:21:43,051 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-11-29 18:21:43,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:21:43,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:21:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:21:43,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:21:44,290 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:21:44,290 INFO L298 CfgBuilder]: Removed 115 assume(true) statements. [2020-11-29 18:21:44,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:21:44 BoogieIcfgContainer [2020-11-29 18:21:44,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:21:44,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 18:21:44,294 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 18:21:44,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 18:21:44,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:21:41" (1/3) ... [2020-11-29 18:21:44,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea563b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:21:44, skipping insertion in model container [2020-11-29 18:21:44,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:21:42" (2/3) ... [2020-11-29 18:21:44,299 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea563b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:21:44, skipping insertion in model container [2020-11-29 18:21:44,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:21:44" (3/3) ... [2020-11-29 18:21:44,301 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-11-29 18:21:44,311 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 18:21:44,318 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-29 18:21:44,330 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-29 18:21:44,364 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 18:21:44,364 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 18:21:44,364 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 18:21:44,364 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 18:21:44,365 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 18:21:44,365 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 18:21:44,365 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 18:21:44,365 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 18:21:44,390 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2020-11-29 18:21:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 18:21:44,395 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:44,396 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:21:44,397 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:44,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:44,402 INFO L82 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2020-11-29 18:21:44,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:44,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716611560] [2020-11-29 18:21:44,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:44,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716611560] [2020-11-29 18:21:44,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:44,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:21:44,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048500091] [2020-11-29 18:21:44,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 18:21:44,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:44,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 18:21:44,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 18:21:44,818 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2020-11-29 18:21:44,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:44,846 INFO L93 Difference]: Finished difference Result 191 states and 301 transitions. [2020-11-29 18:21:44,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 18:21:44,848 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2020-11-29 18:21:44,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:44,859 INFO L225 Difference]: With dead ends: 191 [2020-11-29 18:21:44,860 INFO L226 Difference]: Without dead ends: 107 [2020-11-29 18:21:44,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 18:21:44,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-29 18:21:44,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-11-29 18:21:44,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-11-29 18:21:44,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2020-11-29 18:21:44,919 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2020-11-29 18:21:44,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:44,919 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2020-11-29 18:21:44,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 18:21:44,920 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2020-11-29 18:21:44,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 18:21:44,922 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:44,923 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:21:44,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 18:21:44,923 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:44,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:44,924 INFO L82 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2020-11-29 18:21:44,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:44,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561744526] [2020-11-29 18:21:44,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:45,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561744526] [2020-11-29 18:21:45,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:45,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:21:45,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593022776] [2020-11-29 18:21:45,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:21:45,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:45,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:21:45,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,035 INFO L87 Difference]: Start difference. First operand 107 states and 170 transitions. Second operand 3 states. [2020-11-29 18:21:45,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:45,102 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2020-11-29 18:21:45,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:21:45,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-11-29 18:21:45,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:45,116 INFO L225 Difference]: With dead ends: 294 [2020-11-29 18:21:45,116 INFO L226 Difference]: Without dead ends: 198 [2020-11-29 18:21:45,118 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-11-29 18:21:45,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 106. [2020-11-29 18:21:45,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-11-29 18:21:45,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 166 transitions. [2020-11-29 18:21:45,139 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 166 transitions. Word has length 33 [2020-11-29 18:21:45,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:45,139 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 166 transitions. [2020-11-29 18:21:45,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:21:45,139 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2020-11-29 18:21:45,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 18:21:45,141 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:45,141 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:21:45,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 18:21:45,141 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:45,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:45,142 INFO L82 PathProgramCache]: Analyzing trace with hash -2080487648, now seen corresponding path program 1 times [2020-11-29 18:21:45,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:45,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970156210] [2020-11-29 18:21:45,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:45,293 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970156210] [2020-11-29 18:21:45,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:45,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:21:45,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491601246] [2020-11-29 18:21:45,294 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:21:45,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:45,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:21:45,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,295 INFO L87 Difference]: Start difference. First operand 106 states and 166 transitions. Second operand 3 states. [2020-11-29 18:21:45,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:45,348 INFO L93 Difference]: Finished difference Result 198 states and 312 transitions. [2020-11-29 18:21:45,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:21:45,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-11-29 18:21:45,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:45,351 INFO L225 Difference]: With dead ends: 198 [2020-11-29 18:21:45,352 INFO L226 Difference]: Without dead ends: 107 [2020-11-29 18:21:45,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-29 18:21:45,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2020-11-29 18:21:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-11-29 18:21:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 165 transitions. [2020-11-29 18:21:45,371 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 165 transitions. Word has length 34 [2020-11-29 18:21:45,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:45,372 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 165 transitions. [2020-11-29 18:21:45,372 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:21:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2020-11-29 18:21:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 18:21:45,376 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:45,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:21:45,377 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 18:21:45,378 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:45,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:45,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1621283904, now seen corresponding path program 1 times [2020-11-29 18:21:45,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:45,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147064754] [2020-11-29 18:21:45,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:45,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147064754] [2020-11-29 18:21:45,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:45,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:21:45,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652544122] [2020-11-29 18:21:45,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:21:45,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:45,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:21:45,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,470 INFO L87 Difference]: Start difference. First operand 106 states and 165 transitions. Second operand 3 states. [2020-11-29 18:21:45,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:45,514 INFO L93 Difference]: Finished difference Result 204 states and 319 transitions. [2020-11-29 18:21:45,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:21:45,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-11-29 18:21:45,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:45,516 INFO L225 Difference]: With dead ends: 204 [2020-11-29 18:21:45,516 INFO L226 Difference]: Without dead ends: 106 [2020-11-29 18:21:45,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-11-29 18:21:45,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-11-29 18:21:45,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-11-29 18:21:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2020-11-29 18:21:45,534 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 35 [2020-11-29 18:21:45,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:45,535 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2020-11-29 18:21:45,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:21:45,535 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2020-11-29 18:21:45,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 18:21:45,536 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:45,536 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:21:45,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 18:21:45,537 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:45,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:45,538 INFO L82 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2020-11-29 18:21:45,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:45,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164797498] [2020-11-29 18:21:45,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:45,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:45,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164797498] [2020-11-29 18:21:45,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:45,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:21:45,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111475021] [2020-11-29 18:21:45,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:21:45,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:45,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:21:45,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,629 INFO L87 Difference]: Start difference. First operand 106 states and 163 transitions. Second operand 3 states. [2020-11-29 18:21:45,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:45,645 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2020-11-29 18:21:45,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:21:45,648 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-11-29 18:21:45,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:45,649 INFO L225 Difference]: With dead ends: 169 [2020-11-29 18:21:45,649 INFO L226 Difference]: Without dead ends: 109 [2020-11-29 18:21:45,650 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:45,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-11-29 18:21:45,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2020-11-29 18:21:45,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-11-29 18:21:45,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2020-11-29 18:21:45,659 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 36 [2020-11-29 18:21:45,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:45,660 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2020-11-29 18:21:45,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:21:45,660 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2020-11-29 18:21:45,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 18:21:45,661 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:45,668 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:45,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 18:21:45,669 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:45,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:45,669 INFO L82 PathProgramCache]: Analyzing trace with hash -382569238, now seen corresponding path program 1 times [2020-11-29 18:21:45,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:45,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563027905] [2020-11-29 18:21:45,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:45,779 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563027905] [2020-11-29 18:21:45,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [423205815] [2020-11-29 18:21:45,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:21:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:46,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-29 18:21:46,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:21:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:46,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 18:21:46,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-11-29 18:21:46,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264705061] [2020-11-29 18:21:46,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:21:46,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:46,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:21:46,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:21:46,189 INFO L87 Difference]: Start difference. First operand 108 states and 165 transitions. Second operand 5 states. [2020-11-29 18:21:46,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:46,247 INFO L93 Difference]: Finished difference Result 258 states and 397 transitions. [2020-11-29 18:21:46,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:21:46,248 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2020-11-29 18:21:46,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:46,252 INFO L225 Difference]: With dead ends: 258 [2020-11-29 18:21:46,253 INFO L226 Difference]: Without dead ends: 198 [2020-11-29 18:21:46,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:21:46,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-11-29 18:21:46,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 137. [2020-11-29 18:21:46,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-11-29 18:21:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 219 transitions. [2020-11-29 18:21:46,281 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 219 transitions. Word has length 41 [2020-11-29 18:21:46,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:46,282 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 219 transitions. [2020-11-29 18:21:46,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:21:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 219 transitions. [2020-11-29 18:21:46,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 18:21:46,286 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:46,289 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:46,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-11-29 18:21:46,502 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:46,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:46,502 INFO L82 PathProgramCache]: Analyzing trace with hash 2145452763, now seen corresponding path program 2 times [2020-11-29 18:21:46,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:46,503 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852625195] [2020-11-29 18:21:46,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:46,605 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:46,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852625195] [2020-11-29 18:21:46,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:46,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 18:21:46,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050523505] [2020-11-29 18:21:46,606 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:21:46,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:46,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:21:46,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:21:46,607 INFO L87 Difference]: Start difference. First operand 137 states and 219 transitions. Second operand 5 states. [2020-11-29 18:21:46,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:46,662 INFO L93 Difference]: Finished difference Result 340 states and 552 transitions. [2020-11-29 18:21:46,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 18:21:46,663 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2020-11-29 18:21:46,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:46,665 INFO L225 Difference]: With dead ends: 340 [2020-11-29 18:21:46,665 INFO L226 Difference]: Without dead ends: 251 [2020-11-29 18:21:46,666 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:21:46,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-11-29 18:21:46,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 191. [2020-11-29 18:21:46,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-11-29 18:21:46,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 320 transitions. [2020-11-29 18:21:46,688 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 320 transitions. Word has length 46 [2020-11-29 18:21:46,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:46,689 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 320 transitions. [2020-11-29 18:21:46,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:21:46,689 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 320 transitions. [2020-11-29 18:21:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 18:21:46,718 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:46,718 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:21:46,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 18:21:46,718 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:46,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:46,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1295322390, now seen corresponding path program 1 times [2020-11-29 18:21:46,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:46,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72236539] [2020-11-29 18:21:46,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:46,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:21:46,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72236539] [2020-11-29 18:21:46,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:46,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:21:46,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213163996] [2020-11-29 18:21:46,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:21:46,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:46,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:21:46,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:46,788 INFO L87 Difference]: Start difference. First operand 191 states and 320 transitions. Second operand 3 states. [2020-11-29 18:21:46,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:46,809 INFO L93 Difference]: Finished difference Result 341 states and 550 transitions. [2020-11-29 18:21:46,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:21:46,810 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-11-29 18:21:46,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:46,812 INFO L225 Difference]: With dead ends: 341 [2020-11-29 18:21:46,812 INFO L226 Difference]: Without dead ends: 227 [2020-11-29 18:21:46,813 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:46,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-11-29 18:21:46,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2020-11-29 18:21:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-11-29 18:21:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 271 transitions. [2020-11-29 18:21:46,828 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 271 transitions. Word has length 48 [2020-11-29 18:21:46,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:46,829 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 271 transitions. [2020-11-29 18:21:46,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:21:46,829 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2020-11-29 18:21:46,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 18:21:46,830 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:46,830 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:46,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 18:21:46,831 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:46,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:46,831 INFO L82 PathProgramCache]: Analyzing trace with hash 731085340, now seen corresponding path program 1 times [2020-11-29 18:21:46,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:46,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876880467] [2020-11-29 18:21:46,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:46,917 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 18:21:46,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876880467] [2020-11-29 18:21:46,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:46,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:21:46,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802579711] [2020-11-29 18:21:46,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:21:46,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:46,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:21:46,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:46,919 INFO L87 Difference]: Start difference. First operand 167 states and 271 transitions. Second operand 3 states. [2020-11-29 18:21:46,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:46,947 INFO L93 Difference]: Finished difference Result 413 states and 681 transitions. [2020-11-29 18:21:46,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:21:46,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-11-29 18:21:46,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:46,951 INFO L225 Difference]: With dead ends: 413 [2020-11-29 18:21:46,952 INFO L226 Difference]: Without dead ends: 276 [2020-11-29 18:21:46,952 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:21:46,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-11-29 18:21:46,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 216. [2020-11-29 18:21:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-29 18:21:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 358 transitions. [2020-11-29 18:21:46,972 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 358 transitions. Word has length 48 [2020-11-29 18:21:46,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:46,973 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 358 transitions. [2020-11-29 18:21:46,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:21:46,974 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 358 transitions. [2020-11-29 18:21:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 18:21:46,979 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:46,979 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:46,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 18:21:46,980 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:46,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:46,980 INFO L82 PathProgramCache]: Analyzing trace with hash -850618424, now seen corresponding path program 1 times [2020-11-29 18:21:46,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:46,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045454533] [2020-11-29 18:21:46,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:47,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 18:21:47,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045454533] [2020-11-29 18:21:47,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:47,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 18:21:47,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281437217] [2020-11-29 18:21:47,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:21:47,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:47,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:21:47,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:21:47,067 INFO L87 Difference]: Start difference. First operand 216 states and 358 transitions. Second operand 5 states. [2020-11-29 18:21:47,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:47,372 INFO L93 Difference]: Finished difference Result 492 states and 819 transitions. [2020-11-29 18:21:47,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 18:21:47,373 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-11-29 18:21:47,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:47,375 INFO L225 Difference]: With dead ends: 492 [2020-11-29 18:21:47,375 INFO L226 Difference]: Without dead ends: 325 [2020-11-29 18:21:47,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-29 18:21:47,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-11-29 18:21:47,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 216. [2020-11-29 18:21:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-29 18:21:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 355 transitions. [2020-11-29 18:21:47,413 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 355 transitions. Word has length 49 [2020-11-29 18:21:47,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:47,413 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 355 transitions. [2020-11-29 18:21:47,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:21:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 355 transitions. [2020-11-29 18:21:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 18:21:47,419 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:47,419 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:47,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 18:21:47,419 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:47,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:47,420 INFO L82 PathProgramCache]: Analyzing trace with hash 109709024, now seen corresponding path program 1 times [2020-11-29 18:21:47,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:47,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182687483] [2020-11-29 18:21:47,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 18:21:47,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182687483] [2020-11-29 18:21:47,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:47,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-29 18:21:47,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251975810] [2020-11-29 18:21:47,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-29 18:21:47,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:47,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-29 18:21:47,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-11-29 18:21:47,552 INFO L87 Difference]: Start difference. First operand 216 states and 355 transitions. Second operand 10 states. [2020-11-29 18:21:48,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:48,489 INFO L93 Difference]: Finished difference Result 491 states and 720 transitions. [2020-11-29 18:21:48,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-11-29 18:21:48,490 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 49 [2020-11-29 18:21:48,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:48,493 INFO L225 Difference]: With dead ends: 491 [2020-11-29 18:21:48,493 INFO L226 Difference]: Without dead ends: 453 [2020-11-29 18:21:48,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2020-11-29 18:21:48,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-11-29 18:21:48,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 236. [2020-11-29 18:21:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-11-29 18:21:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 381 transitions. [2020-11-29 18:21:48,519 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 381 transitions. Word has length 49 [2020-11-29 18:21:48,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:48,520 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 381 transitions. [2020-11-29 18:21:48,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-29 18:21:48,520 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 381 transitions. [2020-11-29 18:21:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 18:21:48,521 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:48,521 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:48,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 18:21:48,521 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:48,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:48,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1943185755, now seen corresponding path program 1 times [2020-11-29 18:21:48,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:48,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57411605] [2020-11-29 18:21:48,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 18:21:48,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57411605] [2020-11-29 18:21:48,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:48,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 18:21:48,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001737107] [2020-11-29 18:21:48,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 18:21:48,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:48,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 18:21:48,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:21:48,598 INFO L87 Difference]: Start difference. First operand 236 states and 381 transitions. Second operand 6 states. [2020-11-29 18:21:48,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:48,697 INFO L93 Difference]: Finished difference Result 310 states and 479 transitions. [2020-11-29 18:21:48,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 18:21:48,697 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2020-11-29 18:21:48,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:48,699 INFO L225 Difference]: With dead ends: 310 [2020-11-29 18:21:48,699 INFO L226 Difference]: Without dead ends: 246 [2020-11-29 18:21:48,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-29 18:21:48,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-11-29 18:21:48,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 232. [2020-11-29 18:21:48,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-11-29 18:21:48,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 374 transitions. [2020-11-29 18:21:48,733 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 374 transitions. Word has length 50 [2020-11-29 18:21:48,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:48,733 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 374 transitions. [2020-11-29 18:21:48,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 18:21:48,733 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2020-11-29 18:21:48,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 18:21:48,734 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:48,734 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:48,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 18:21:48,735 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:48,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:48,735 INFO L82 PathProgramCache]: Analyzing trace with hash 620522782, now seen corresponding path program 1 times [2020-11-29 18:21:48,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:48,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731750186] [2020-11-29 18:21:48,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 18:21:48,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731750186] [2020-11-29 18:21:48,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:48,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 18:21:48,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658469167] [2020-11-29 18:21:48,807 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 18:21:48,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:48,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 18:21:48,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:21:48,808 INFO L87 Difference]: Start difference. First operand 232 states and 374 transitions. Second operand 5 states. [2020-11-29 18:21:48,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:48,939 INFO L93 Difference]: Finished difference Result 522 states and 822 transitions. [2020-11-29 18:21:48,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 18:21:48,940 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-11-29 18:21:48,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:48,943 INFO L225 Difference]: With dead ends: 522 [2020-11-29 18:21:48,944 INFO L226 Difference]: Without dead ends: 467 [2020-11-29 18:21:48,944 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-29 18:21:48,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2020-11-29 18:21:48,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 408. [2020-11-29 18:21:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-11-29 18:21:48,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 667 transitions. [2020-11-29 18:21:48,994 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 667 transitions. Word has length 50 [2020-11-29 18:21:48,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:48,994 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 667 transitions. [2020-11-29 18:21:48,995 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 18:21:48,995 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 667 transitions. [2020-11-29 18:21:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 18:21:48,996 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:21:48,996 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 18:21:48,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 18:21:48,996 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:21:48,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:21:48,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1172069612, now seen corresponding path program 1 times [2020-11-29 18:21:48,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:21:48,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892894863] [2020-11-29 18:21:48,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:21:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:21:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 18:21:49,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892894863] [2020-11-29 18:21:49,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:21:49,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 18:21:49,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128239142] [2020-11-29 18:21:49,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 18:21:49,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:21:49,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 18:21:49,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:21:49,079 INFO L87 Difference]: Start difference. First operand 408 states and 667 transitions. Second operand 6 states. [2020-11-29 18:21:49,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:21:49,185 INFO L93 Difference]: Finished difference Result 453 states and 730 transitions. [2020-11-29 18:21:49,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 18:21:49,185 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2020-11-29 18:21:49,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:21:49,186 INFO L225 Difference]: With dead ends: 453 [2020-11-29 18:21:49,186 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 18:21:49,186 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-29 18:21:49,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 18:21:49,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 18:21:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 18:21:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 18:21:49,187 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-11-29 18:21:49,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:21:49,187 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:21:49,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 18:21:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 18:21:49,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 18:21:49,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 18:21:49,190 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 18:21:49,384 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 102 [2020-11-29 18:21:50,387 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 36 [2020-11-29 18:21:50,665 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 25 [2020-11-29 18:21:50,805 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 38 [2020-11-29 18:21:51,079 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 42 [2020-11-29 18:21:51,347 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 42 [2020-11-29 18:21:51,806 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 35 [2020-11-29 18:21:51,937 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 34 [2020-11-29 18:21:52,040 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2020-11-29 18:21:52,261 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 42 [2020-11-29 18:21:52,810 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 42 [2020-11-29 18:21:53,046 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2020-11-29 18:21:53,186 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 24 [2020-11-29 18:21:53,373 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2020-11-29 18:21:53,492 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2020-11-29 18:21:54,093 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2020-11-29 18:21:54,259 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2020-11-29 18:21:54,459 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 40 [2020-11-29 18:21:54,630 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 24 [2020-11-29 18:21:54,866 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 18:21:54,866 INFO L274 CegarLoopResult]: For program point L2447-1(lines 2447 2458) no Hoare annotation was computed. [2020-11-29 18:21:54,866 INFO L274 CegarLoopResult]: For program point L2447(lines 2447 2458) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L1985(lines 1985 1997) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L270 CegarLoopResult]: At program point L961(lines 956 964) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse8 .cse9) (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L235(lines 234 377) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L1988(lines 1988 1996) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L502(lines 502 513) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L502-1(lines 502 513) no Hoare annotation was computed. [2020-11-29 18:21:54,867 INFO L274 CegarLoopResult]: For program point L2451-1(lines 2451 2457) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L2451(lines 2451 2457) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L271(lines 271 275) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L899(lines 899 905) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L270 CegarLoopResult]: At program point L899-1(lines 1 2546) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse8 .cse9) (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L274 CegarLoopResult]: For program point L173(lines 173 180) no Hoare annotation was computed. [2020-11-29 18:21:54,868 INFO L277 CegarLoopResult]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2020-11-29 18:21:54,877 INFO L270 CegarLoopResult]: At program point L2519-1(lines 2514 2522) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,877 INFO L270 CegarLoopResult]: At program point L2519(lines 2514 2522) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,877 INFO L274 CegarLoopResult]: For program point L1991(lines 1991 1995) no Hoare annotation was computed. [2020-11-29 18:21:54,878 INFO L270 CegarLoopResult]: At program point L1991-2(lines 1 2546) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_test_~op2~0 0) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,878 INFO L274 CegarLoopResult]: For program point L539(lines 539 550) no Hoare annotation was computed. [2020-11-29 18:21:54,889 INFO L274 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-11-29 18:21:54,890 INFO L274 CegarLoopResult]: For program point L539-1(lines 539 550) no Hoare annotation was computed. [2020-11-29 18:21:54,890 INFO L274 CegarLoopResult]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2020-11-29 18:21:54,890 INFO L274 CegarLoopResult]: For program point L242(lines 242 376) no Hoare annotation was computed. [2020-11-29 18:21:54,891 INFO L270 CegarLoopResult]: At program point L2456(lines 2439 2462) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,891 INFO L270 CegarLoopResult]: At program point L2456-1(lines 2439 2462) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse7 .cse8))) [2020-11-29 18:21:54,891 INFO L270 CegarLoopResult]: At program point L970(lines 965 973) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse8 .cse9) (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-29 18:21:54,891 INFO L274 CegarLoopResult]: For program point L1961(lines 1961 1977) no Hoare annotation was computed. [2020-11-29 18:21:54,891 INFO L274 CegarLoopResult]: For program point L1961-1(lines 1961 1977) no Hoare annotation was computed. [2020-11-29 18:21:54,892 INFO L270 CegarLoopResult]: At program point L409(lines 1 2546) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0)) [2020-11-29 18:21:54,892 INFO L270 CegarLoopResult]: At program point L343(lines 333 368) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,892 INFO L270 CegarLoopResult]: At program point L310(lines 300 371) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,892 INFO L270 CegarLoopResult]: At program point L277(lines 267 374) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,892 INFO L274 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2020-11-29 18:21:54,893 INFO L274 CegarLoopResult]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2020-11-29 18:21:54,893 INFO L270 CegarLoopResult]: At program point L378(lines 233 379) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,893 INFO L274 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-11-29 18:21:54,893 INFO L274 CegarLoopResult]: For program point L1006(lines 1006 1012) no Hoare annotation was computed. [2020-11-29 18:21:54,893 INFO L274 CegarLoopResult]: For program point L1006-2(lines 1006 1012) no Hoare annotation was computed. [2020-11-29 18:21:54,893 INFO L270 CegarLoopResult]: At program point L511(lines 498 516) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,893 INFO L277 CegarLoopResult]: At program point L511-1(lines 498 516) the Hoare annotation is: true [2020-11-29 18:21:54,894 INFO L277 CegarLoopResult]: At program point L181(lines 163 183) the Hoare annotation is: true [2020-11-29 18:21:54,894 INFO L274 CegarLoopResult]: For program point L1965(lines 1965 1976) no Hoare annotation was computed. [2020-11-29 18:21:54,894 INFO L274 CegarLoopResult]: For program point L1965-1(lines 1965 1976) no Hoare annotation was computed. [2020-11-29 18:21:54,894 INFO L274 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-11-29 18:21:54,894 INFO L274 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-11-29 18:21:54,894 INFO L274 CegarLoopResult]: For program point L282(lines 282 286) no Hoare annotation was computed. [2020-11-29 18:21:54,894 INFO L274 CegarLoopResult]: For program point L117(lines 117 125) no Hoare annotation was computed. [2020-11-29 18:21:54,895 INFO L270 CegarLoopResult]: At program point L878(lines 1 2546) the Hoare annotation is: (and (not (= ULTIMATE.start_incoming_~client 1)) (not (= ~__ste_email_to0~0 1)) (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,895 INFO L270 CegarLoopResult]: At program point L878-1(lines 1 2546) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,895 INFO L270 CegarLoopResult]: At program point L548(lines 535 553) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,895 INFO L270 CegarLoopResult]: At program point L548-1(lines 535 553) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,895 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 18:21:54,895 INFO L274 CegarLoopResult]: For program point L1969(lines 1969 1975) no Hoare annotation was computed. [2020-11-29 18:21:54,895 INFO L274 CegarLoopResult]: For program point L1969-1(lines 1969 1975) no Hoare annotation was computed. [2020-11-29 18:21:54,895 INFO L270 CegarLoopResult]: At program point L417(lines 412 420) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-29 18:21:54,896 INFO L270 CegarLoopResult]: At program point L252(lines 242 376) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,896 INFO L274 CegarLoopResult]: For program point L2467(lines 2467 2479) no Hoare annotation was computed. [2020-11-29 18:21:54,896 INFO L274 CegarLoopResult]: For program point L2467-2(lines 2467 2479) no Hoare annotation was computed. [2020-11-29 18:21:54,896 INFO L274 CegarLoopResult]: For program point L2467-4(lines 2467 2479) no Hoare annotation was computed. [2020-11-29 18:21:54,896 INFO L270 CegarLoopResult]: At program point L354(lines 344 367) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,896 INFO L270 CegarLoopResult]: At program point L321(lines 311 370) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,896 INFO L270 CegarLoopResult]: At program point L288(lines 278 373) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,896 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 18:21:54,896 INFO L270 CegarLoopResult]: At program point L1974(lines 1957 1980) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,896 INFO L270 CegarLoopResult]: At program point L1974-1(lines 1957 1980) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L521(lines 521 529) no Hoare annotation was computed. [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L2470(lines 2470 2478) no Hoare annotation was computed. [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L521-2(lines 521 529) no Hoare annotation was computed. [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L2470-2(lines 2470 2478) no Hoare annotation was computed. [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L521-4(lines 521 529) no Hoare annotation was computed. [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L2470-4(lines 2470 2478) no Hoare annotation was computed. [2020-11-29 18:21:54,897 INFO L274 CegarLoopResult]: For program point L257(lines 257 264) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L270 CegarLoopResult]: At program point L952(lines 947 955) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse8 .cse9) (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-11-29 18:21:54,898 INFO L270 CegarLoopResult]: At program point L160(lines 140 162) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point L524(lines 524 528) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L270 CegarLoopResult]: At program point L524-2(lines 517 532) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point L524-3(lines 524 528) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point L2473(lines 2473 2477) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point L2473-3(lines 2473 2477) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-11-29 18:21:54,898 INFO L270 CegarLoopResult]: At program point L524-5(lines 517 532) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,898 INFO L270 CegarLoopResult]: At program point L2473-2(lines 1 2546) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,898 INFO L274 CegarLoopResult]: For program point L326(lines 326 330) no Hoare annotation was computed. [2020-11-29 18:21:54,899 INFO L270 CegarLoopResult]: At program point L359-1(lines 234 377) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,899 INFO L274 CegarLoopResult]: For program point L524-6(lines 524 528) no Hoare annotation was computed. [2020-11-29 18:21:54,899 INFO L270 CegarLoopResult]: At program point L2473-5(lines 1 2546) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_setClientId_~handle 2) (= ~rjh~0 ULTIMATE.start_setClientId_~handle) (= ~__ste_client_autoResponse1~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,899 INFO L274 CegarLoopResult]: For program point L293(lines 293 297) no Hoare annotation was computed. [2020-11-29 18:21:54,900 INFO L270 CegarLoopResult]: At program point L524-8(lines 517 532) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse1 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse7 .cse8))) [2020-11-29 18:21:54,900 INFO L274 CegarLoopResult]: For program point L2473-6(lines 2473 2477) no Hoare annotation was computed. [2020-11-29 18:21:54,900 INFO L270 CegarLoopResult]: At program point L2473-8(lines 1 2546) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,900 INFO L274 CegarLoopResult]: For program point L558(lines 558 566) no Hoare annotation was computed. [2020-11-29 18:21:54,900 INFO L274 CegarLoopResult]: For program point L558-2(lines 558 566) no Hoare annotation was computed. [2020-11-29 18:21:54,900 INFO L274 CegarLoopResult]: For program point L558-4(lines 558 566) no Hoare annotation was computed. [2020-11-29 18:21:54,900 INFO L274 CegarLoopResult]: For program point L1021(line 1021) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L274 CegarLoopResult]: For program point L1021-1(line 1021) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L270 CegarLoopResult]: At program point L1022(lines 998 1015) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (= |ULTIMATE.start_createEmail_#res| 1) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,901 INFO L277 CegarLoopResult]: At program point L1022-1(lines 998 1015) the Hoare annotation is: true [2020-11-29 18:21:54,901 INFO L274 CegarLoopResult]: For program point L2443-1(lines 2443 2459) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L274 CegarLoopResult]: For program point L2443(lines 2443 2459) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L274 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-11-29 18:21:54,901 INFO L270 CegarLoopResult]: At program point L561-2(lines 554 569) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,901 INFO L270 CegarLoopResult]: At program point L2543(lines 2532 2546) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,902 INFO L274 CegarLoopResult]: For program point L561-3(lines 561 565) no Hoare annotation was computed. [2020-11-29 18:21:54,902 INFO L270 CegarLoopResult]: At program point L561-5(lines 554 569) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-11-29 18:21:54,902 INFO L274 CegarLoopResult]: For program point L561-6(lines 561 565) no Hoare annotation was computed. [2020-11-29 18:21:54,903 INFO L277 CegarLoopResult]: At program point L561-8(lines 554 569) the Hoare annotation is: true [2020-11-29 18:21:54,903 INFO L270 CegarLoopResult]: At program point L332(lines 322 369) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,904 INFO L270 CegarLoopResult]: At program point L299(lines 289 372) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,904 INFO L270 CegarLoopResult]: At program point L266(lines 253 375) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ~__ste_email_to0~0 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op2~0 0) .cse4 .cse5) (and .cse0 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-11-29 18:21:54,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:21:54 BoogieIcfgContainer [2020-11-29 18:21:54,945 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 18:21:54,957 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:21:54,957 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:21:54,957 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:21:54,958 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:21:44" (3/4) ... [2020-11-29 18:21:54,961 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 18:21:54,991 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2020-11-29 18:21:54,992 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2020-11-29 18:21:54,994 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 18:21:54,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 18:21:54,997 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:21:54,999 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:21:55,030 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && \result == 1 [2020-11-29 18:21:55,032 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,032 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(__ste_email_to0 == 1) && handle == 2) && rjh == handle) && __ste_client_autoResponse1 == 0) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,033 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,033 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,033 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,034 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,034 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,034 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,034 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,035 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,039 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,039 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,042 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && op2 == 0) && tmp == 1 [2020-11-29 18:21:55,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,044 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,044 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,044 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,044 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,047 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(__ste_email_to0 == 1) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 [2020-11-29 18:21:55,047 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(client == 1) && !(__ste_email_to0 == 1)) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 [2020-11-29 18:21:55,047 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(__ste_email_to0 == 1) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(\result == 0)) && msg == 1) && !(handle == 2)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 [2020-11-29 18:21:55,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,048 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(__ste_email_to0 == 1) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 [2020-11-29 18:21:55,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(__ste_email_to0 == 1) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 [2020-11-29 18:21:55,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,049 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) [2020-11-29 18:21:55,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(\result == 0)) && !(handle == 2)) && \result == 1) && tmp == 1 [2020-11-29 18:21:55,158 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8e520c26-d28a-444a-bc37-65145e9290a0/bin/uautomizer/witness.graphml [2020-11-29 18:21:55,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:21:55,159 INFO L168 Benchmark]: Toolchain (without parser) took 13319.74 ms. Allocated memory was 102.8 MB in the beginning and 281.0 MB in the end (delta: 178.3 MB). Free memory was 63.2 MB in the beginning and 229.5 MB in the end (delta: -166.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,160 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 102.8 MB. Free memory was 81.8 MB in the beginning and 81.8 MB in the end (delta: 35.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:21:55,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.30 ms. Allocated memory is still 102.8 MB. Free memory was 63.0 MB in the beginning and 47.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.72 ms. Allocated memory is still 102.8 MB. Free memory was 47.8 MB in the beginning and 43.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,161 INFO L168 Benchmark]: Boogie Preprocessor took 60.98 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 43.1 MB in the beginning and 97.9 MB in the end (delta: -54.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,161 INFO L168 Benchmark]: RCFGBuilder took 1378.40 ms. Allocated memory is still 123.7 MB. Free memory was 97.8 MB in the beginning and 53.4 MB in the end (delta: 44.5 MB). Peak memory consumption was 54.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,162 INFO L168 Benchmark]: TraceAbstraction took 10650.66 ms. Allocated memory was 123.7 MB in the beginning and 281.0 MB in the end (delta: 157.3 MB). Free memory was 53.4 MB in the beginning and 243.2 MB in the end (delta: -189.8 MB). Peak memory consumption was 119.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,162 INFO L168 Benchmark]: Witness Printer took 201.38 ms. Allocated memory is still 281.0 MB. Free memory was 243.2 MB in the beginning and 229.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:21:55,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 102.8 MB. Free memory was 81.8 MB in the beginning and 81.8 MB in the end (delta: 35.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 878.30 ms. Allocated memory is still 102.8 MB. Free memory was 63.0 MB in the beginning and 47.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 115.72 ms. Allocated memory is still 102.8 MB. Free memory was 47.8 MB in the beginning and 43.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 60.98 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 43.1 MB in the beginning and 97.9 MB in the end (delta: -54.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1378.40 ms. Allocated memory is still 123.7 MB. Free memory was 97.8 MB in the beginning and 53.4 MB in the end (delta: 44.5 MB). Peak memory consumption was 54.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10650.66 ms. Allocated memory was 123.7 MB in the beginning and 281.0 MB in the end (delta: 157.3 MB). Free memory was 53.4 MB in the beginning and 243.2 MB in the end (delta: -189.8 MB). Peak memory consumption was 119.2 MB. Max. memory is 16.1 GB. * Witness Printer took 201.38 ms. Allocated memory is still 281.0 MB. Free memory was 243.2 MB in the beginning and 229.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (((((((((((!(__ste_email_to0 == 1) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: (((((((((((!(__ste_email_to0 == 1) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(\result == 0)) && msg == 1) && !(handle == 2)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: ((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: (((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(\result == 0)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: ((((((((((((!(__ste_email_to0 == 1) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: ((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: ((((((((((((!(__ste_email_to0 == 1) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2532]: Loop Invariant Derived loop invariant: ((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: (((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && op2 == 0) && tmp == 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((!(client == 1) && !(__ste_email_to0 == 1)) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && msg == 1) && !(handle == 1)) && \result == 1) && handle == 1) && tmp == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((!(__ste_email_to0 == 1) && handle == 2) && rjh == handle) && __ste_client_autoResponse1 == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) && \result == 1) && tmp == 1) || ((((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) && \result == 1) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: ((!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2)) && \result == 1) && tmp == 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) && \result == 1) && tmp == 1) || ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && \result == 1) && tmp == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.8s, OverallIterations: 14, TraceHistogramMax: 3, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2850 SDtfs, 3751 SDslu, 3762 SDs, 0 SdLazy, 358 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 734 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 249 NumberOfFragments, 1893 HoareAnnotationTreeSize, 46 FomulaSimplifications, 518547 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 96248 FormulaSimplificationTreeSizeReductionInter, 4.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 643 NumberOfCodeBlocks, 643 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 628 ConstructedInterpolants, 0 QuantifiedInterpolants, 44771 SizeOfPredicates, 1 NumberOfNonLiveVariables, 726 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 57/61 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 proved your program to be correct! Received shutdown request...