./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c53759a150934ef20fe7ff264c4326cfaaab3702 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:26:18,251 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:26:18,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:26:18,260 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:26:18,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:26:18,262 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:26:18,263 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:26:18,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:26:18,266 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:26:18,266 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:26:18,267 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:26:18,267 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:26:18,268 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:26:18,269 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:26:18,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:26:18,271 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:26:18,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:26:18,273 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:26:18,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:26:18,276 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:26:18,277 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:26:18,278 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:26:18,280 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:26:18,280 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:26:18,281 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:26:18,281 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:26:18,282 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:26:18,283 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:26:18,284 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:26:18,285 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:26:18,285 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:26:18,286 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:26:18,286 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:26:18,286 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:26:18,287 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:26:18,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:26:18,288 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:26:18,300 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:26:18,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:26:18,302 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:26:18,302 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:26:18,302 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:26:18,303 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:26:18,303 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:26:18,303 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:26:18,303 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:26:18,303 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:26:18,303 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:26:18,304 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:26:18,304 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:26:18,304 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:26:18,304 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:26:18,304 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:26:18,304 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:26:18,305 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:26:18,305 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:26:18,305 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:26:18,305 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:26:18,305 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:26:18,306 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:26:18,306 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:26:18,306 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:26:18,306 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:26:18,306 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:26:18,307 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:26:18,307 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:26:18,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:26:18,307 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/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(__VERIFIER_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 -> c53759a150934ef20fe7ff264c4326cfaaab3702 [2018-11-28 13:26:18,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:26:18,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:26:18,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:26:18,353 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:26:18,353 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:26:18,354 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/../../sv-benchmarks/c/bitvector/s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c [2018-11-28 13:26:18,410 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/data/cc9107ecf/22e4f8091444488bae52975a012a4ef4/FLAG167fbab28 [2018-11-28 13:26:18,775 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:26:18,775 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/sv-benchmarks/c/bitvector/s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c [2018-11-28 13:26:18,786 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/data/cc9107ecf/22e4f8091444488bae52975a012a4ef4/FLAG167fbab28 [2018-11-28 13:26:18,800 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/data/cc9107ecf/22e4f8091444488bae52975a012a4ef4 [2018-11-28 13:26:18,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:26:18,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:26:18,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:26:18,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:26:18,808 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:26:18,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:26:18" (1/1) ... [2018-11-28 13:26:18,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699d1347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:18, skipping insertion in model container [2018-11-28 13:26:18,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:26:18" (1/1) ... [2018-11-28 13:26:18,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:26:18,852 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:26:19,018 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:26:19,021 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:26:19,058 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:26:19,068 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:26:19,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19 WrapperNode [2018-11-28 13:26:19,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:26:19,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:26:19,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:26:19,069 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:26:19,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:26:19,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:26:19,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:26:19,134 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:26:19,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... [2018-11-28 13:26:19,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:26:19,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:26:19,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:26:19,173 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:26:19,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/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 [2018-11-28 13:26:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:26:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:26:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-11-28 13:26:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-11-28 13:26:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:26:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:26:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:26:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:26:19,318 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 13:26:19,318 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 13:26:19,723 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:26:19,724 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 13:26:19,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:26:19 BoogieIcfgContainer [2018-11-28 13:26:19,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:26:19,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:26:19,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:26:19,727 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:26:19,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:26:18" (1/3) ... [2018-11-28 13:26:19,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ab6079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:26:19, skipping insertion in model container [2018-11-28 13:26:19,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:26:19" (2/3) ... [2018-11-28 13:26:19,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ab6079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:26:19, skipping insertion in model container [2018-11-28 13:26:19,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:26:19" (3/3) ... [2018-11-28 13:26:19,730 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c [2018-11-28 13:26:19,737 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:26:19,745 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:26:19,757 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:26:19,782 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:26:19,782 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:26:19,782 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:26:19,783 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:26:19,783 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:26:19,783 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:26:19,783 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:26:19,783 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:26:19,783 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:26:19,802 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2018-11-28 13:26:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 13:26:19,809 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:19,810 INFO L402 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] [2018-11-28 13:26:19,812 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:19,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:19,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1233902378, now seen corresponding path program 1 times [2018-11-28 13:26:19,818 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:19,818 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:19,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:19,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:19,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:19,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:26:19,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:19,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:19,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:19,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:19,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:19,994 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 3 states. [2018-11-28 13:26:20,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:20,149 INFO L93 Difference]: Finished difference Result 258 states and 434 transitions. [2018-11-28 13:26:20,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:20,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-28 13:26:20,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:20,160 INFO L225 Difference]: With dead ends: 258 [2018-11-28 13:26:20,160 INFO L226 Difference]: Without dead ends: 118 [2018-11-28 13:26:20,163 INFO L631 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 [2018-11-28 13:26:20,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-11-28 13:26:20,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-11-28 13:26:20,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-11-28 13:26:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 176 transitions. [2018-11-28 13:26:20,201 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 176 transitions. Word has length 30 [2018-11-28 13:26:20,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:20,202 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 176 transitions. [2018-11-28 13:26:20,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions. [2018-11-28 13:26:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-28 13:26:20,203 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:20,203 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 13:26:20,204 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:20,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:20,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1082493398, now seen corresponding path program 1 times [2018-11-28 13:26:20,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:20,205 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:20,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:20,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:26:20,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:20,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:20,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:20,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:20,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:20,278 INFO L87 Difference]: Start difference. First operand 118 states and 176 transitions. Second operand 3 states. [2018-11-28 13:26:20,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:20,405 INFO L93 Difference]: Finished difference Result 238 states and 361 transitions. [2018-11-28 13:26:20,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:20,405 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-11-28 13:26:20,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:20,407 INFO L225 Difference]: With dead ends: 238 [2018-11-28 13:26:20,407 INFO L226 Difference]: Without dead ends: 136 [2018-11-28 13:26:20,408 INFO L631 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 [2018-11-28 13:26:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-28 13:26:20,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 133. [2018-11-28 13:26:20,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-11-28 13:26:20,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 196 transitions. [2018-11-28 13:26:20,419 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 196 transitions. Word has length 42 [2018-11-28 13:26:20,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:20,420 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 196 transitions. [2018-11-28 13:26:20,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2018-11-28 13:26:20,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 13:26:20,421 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:20,421 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:20,422 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:20,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:20,422 INFO L82 PathProgramCache]: Analyzing trace with hash -636452013, now seen corresponding path program 1 times [2018-11-28 13:26:20,422 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:20,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:20,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:20,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:26:20,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:20,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:20,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:20,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:20,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:20,495 INFO L87 Difference]: Start difference. First operand 133 states and 196 transitions. Second operand 3 states. [2018-11-28 13:26:20,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:20,604 INFO L93 Difference]: Finished difference Result 271 states and 407 transitions. [2018-11-28 13:26:20,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:20,604 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-11-28 13:26:20,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:20,606 INFO L225 Difference]: With dead ends: 271 [2018-11-28 13:26:20,606 INFO L226 Difference]: Without dead ends: 154 [2018-11-28 13:26:20,607 INFO L631 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 [2018-11-28 13:26:20,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-11-28 13:26:20,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 150. [2018-11-28 13:26:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-28 13:26:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 218 transitions. [2018-11-28 13:26:20,619 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 218 transitions. Word has length 56 [2018-11-28 13:26:20,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:20,620 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 218 transitions. [2018-11-28 13:26:20,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:20,621 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 218 transitions. [2018-11-28 13:26:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-28 13:26:20,623 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:20,623 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:20,623 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:20,623 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:20,624 INFO L82 PathProgramCache]: Analyzing trace with hash 327884321, now seen corresponding path program 1 times [2018-11-28 13:26:20,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:20,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:20,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:20,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:20,713 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-28 13:26:20,713 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:20,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:20,714 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:20,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:20,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:20,715 INFO L87 Difference]: Start difference. First operand 150 states and 218 transitions. Second operand 3 states. [2018-11-28 13:26:20,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:20,776 INFO L93 Difference]: Finished difference Result 416 states and 611 transitions. [2018-11-28 13:26:20,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:20,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2018-11-28 13:26:20,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:20,780 INFO L225 Difference]: With dead ends: 416 [2018-11-28 13:26:20,780 INFO L226 Difference]: Without dead ends: 282 [2018-11-28 13:26:20,781 INFO L631 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 [2018-11-28 13:26:20,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-11-28 13:26:20,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2018-11-28 13:26:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-11-28 13:26:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 411 transitions. [2018-11-28 13:26:20,797 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 411 transitions. Word has length 73 [2018-11-28 13:26:20,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:20,797 INFO L480 AbstractCegarLoop]: Abstraction has 282 states and 411 transitions. [2018-11-28 13:26:20,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 411 transitions. [2018-11-28 13:26:20,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 13:26:20,799 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:20,800 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:20,800 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:20,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:20,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1769484127, now seen corresponding path program 1 times [2018-11-28 13:26:20,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:20,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:20,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:20,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-28 13:26:20,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:20,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:20,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:20,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:20,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:20,859 INFO L87 Difference]: Start difference. First operand 282 states and 411 transitions. Second operand 3 states. [2018-11-28 13:26:20,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:20,997 INFO L93 Difference]: Finished difference Result 596 states and 884 transitions. [2018-11-28 13:26:20,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:20,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2018-11-28 13:26:20,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:20,999 INFO L225 Difference]: With dead ends: 596 [2018-11-28 13:26:20,999 INFO L226 Difference]: Without dead ends: 330 [2018-11-28 13:26:21,001 INFO L631 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 [2018-11-28 13:26:21,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-11-28 13:26:21,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 324. [2018-11-28 13:26:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-11-28 13:26:21,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 463 transitions. [2018-11-28 13:26:21,015 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 463 transitions. Word has length 91 [2018-11-28 13:26:21,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:21,016 INFO L480 AbstractCegarLoop]: Abstraction has 324 states and 463 transitions. [2018-11-28 13:26:21,016 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 463 transitions. [2018-11-28 13:26:21,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-28 13:26:21,018 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:21,018 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:21,018 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:21,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:21,019 INFO L82 PathProgramCache]: Analyzing trace with hash 91325785, now seen corresponding path program 1 times [2018-11-28 13:26:21,019 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:21,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:21,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:21,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:21,084 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-28 13:26:21,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:21,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:21,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:21,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:21,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:21,085 INFO L87 Difference]: Start difference. First operand 324 states and 463 transitions. Second operand 3 states. [2018-11-28 13:26:21,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:21,135 INFO L93 Difference]: Finished difference Result 479 states and 686 transitions. [2018-11-28 13:26:21,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:21,136 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2018-11-28 13:26:21,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:21,139 INFO L225 Difference]: With dead ends: 479 [2018-11-28 13:26:21,139 INFO L226 Difference]: Without dead ends: 477 [2018-11-28 13:26:21,140 INFO L631 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 [2018-11-28 13:26:21,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-11-28 13:26:21,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 477. [2018-11-28 13:26:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-11-28 13:26:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 684 transitions. [2018-11-28 13:26:21,153 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 684 transitions. Word has length 111 [2018-11-28 13:26:21,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:21,154 INFO L480 AbstractCegarLoop]: Abstraction has 477 states and 684 transitions. [2018-11-28 13:26:21,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 684 transitions. [2018-11-28 13:26:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-28 13:26:21,156 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:21,156 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:21,156 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:21,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:21,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1758997330, now seen corresponding path program 1 times [2018-11-28 13:26:21,157 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:21,157 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:21,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:21,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:21,225 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-28 13:26:21,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:21,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:21,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:21,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:21,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:21,227 INFO L87 Difference]: Start difference. First operand 477 states and 684 transitions. Second operand 3 states. [2018-11-28 13:26:21,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:21,374 INFO L93 Difference]: Finished difference Result 1088 states and 1611 transitions. [2018-11-28 13:26:21,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:21,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-11-28 13:26:21,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:21,389 INFO L225 Difference]: With dead ends: 1088 [2018-11-28 13:26:21,389 INFO L226 Difference]: Without dead ends: 624 [2018-11-28 13:26:21,390 INFO L631 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 [2018-11-28 13:26:21,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2018-11-28 13:26:21,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 600. [2018-11-28 13:26:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-11-28 13:26:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 882 transitions. [2018-11-28 13:26:21,405 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 882 transitions. Word has length 129 [2018-11-28 13:26:21,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:21,405 INFO L480 AbstractCegarLoop]: Abstraction has 600 states and 882 transitions. [2018-11-28 13:26:21,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:21,405 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 882 transitions. [2018-11-28 13:26:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 13:26:21,408 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:21,408 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 7, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:21,408 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:21,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:21,409 INFO L82 PathProgramCache]: Analyzing trace with hash 953297081, now seen corresponding path program 1 times [2018-11-28 13:26:21,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:21,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:21,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:21,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-28 13:26:21,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:21,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:21,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:21,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:21,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:21,470 INFO L87 Difference]: Start difference. First operand 600 states and 882 transitions. Second operand 3 states. [2018-11-28 13:26:21,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:21,593 INFO L93 Difference]: Finished difference Result 1462 states and 2210 transitions. [2018-11-28 13:26:21,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:21,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2018-11-28 13:26:21,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:21,597 INFO L225 Difference]: With dead ends: 1462 [2018-11-28 13:26:21,597 INFO L226 Difference]: Without dead ends: 827 [2018-11-28 13:26:21,598 INFO L631 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 [2018-11-28 13:26:21,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states. [2018-11-28 13:26:21,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 789. [2018-11-28 13:26:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-11-28 13:26:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1134 transitions. [2018-11-28 13:26:21,614 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1134 transitions. Word has length 155 [2018-11-28 13:26:21,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:21,614 INFO L480 AbstractCegarLoop]: Abstraction has 789 states and 1134 transitions. [2018-11-28 13:26:21,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:21,614 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1134 transitions. [2018-11-28 13:26:21,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-28 13:26:21,616 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:21,616 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 8, 8, 8, 8, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:21,616 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:21,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:21,617 INFO L82 PathProgramCache]: Analyzing trace with hash -260724200, now seen corresponding path program 1 times [2018-11-28 13:26:21,617 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:21,617 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:21,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:21,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-28 13:26:21,667 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:21,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:21,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:21,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:21,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:21,668 INFO L87 Difference]: Start difference. First operand 789 states and 1134 transitions. Second operand 3 states. [2018-11-28 13:26:21,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:21,789 INFO L93 Difference]: Finished difference Result 1718 states and 2487 transitions. [2018-11-28 13:26:21,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:21,790 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2018-11-28 13:26:21,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:21,792 INFO L225 Difference]: With dead ends: 1718 [2018-11-28 13:26:21,792 INFO L226 Difference]: Without dead ends: 900 [2018-11-28 13:26:21,793 INFO L631 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 [2018-11-28 13:26:21,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2018-11-28 13:26:21,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 864. [2018-11-28 13:26:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 864 states. [2018-11-28 13:26:21,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1230 transitions. [2018-11-28 13:26:21,810 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1230 transitions. Word has length 176 [2018-11-28 13:26:21,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:21,810 INFO L480 AbstractCegarLoop]: Abstraction has 864 states and 1230 transitions. [2018-11-28 13:26:21,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1230 transitions. [2018-11-28 13:26:21,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-28 13:26:21,812 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:21,812 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 9, 9, 9, 9, 9, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:21,812 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:21,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:21,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1797193209, now seen corresponding path program 1 times [2018-11-28 13:26:21,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:21,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:21,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:21,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-28 13:26:21,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:21,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:21,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:21,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:21,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:21,878 INFO L87 Difference]: Start difference. First operand 864 states and 1230 transitions. Second operand 3 states. [2018-11-28 13:26:22,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:22,001 INFO L93 Difference]: Finished difference Result 1868 states and 2679 transitions. [2018-11-28 13:26:22,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:22,002 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2018-11-28 13:26:22,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:22,005 INFO L225 Difference]: With dead ends: 1868 [2018-11-28 13:26:22,005 INFO L226 Difference]: Without dead ends: 993 [2018-11-28 13:26:22,007 INFO L631 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 [2018-11-28 13:26:22,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2018-11-28 13:26:22,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 957. [2018-11-28 13:26:22,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 957 states. [2018-11-28 13:26:22,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 957 states and 1362 transitions. [2018-11-28 13:26:22,024 INFO L78 Accepts]: Start accepts. Automaton has 957 states and 1362 transitions. Word has length 200 [2018-11-28 13:26:22,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:22,024 INFO L480 AbstractCegarLoop]: Abstraction has 957 states and 1362 transitions. [2018-11-28 13:26:22,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:22,024 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1362 transitions. [2018-11-28 13:26:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-28 13:26:22,027 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:22,027 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 10, 10, 10, 10, 10, 8, 8, 6, 6, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:22,027 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:22,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:22,028 INFO L82 PathProgramCache]: Analyzing trace with hash -737705851, now seen corresponding path program 1 times [2018-11-28 13:26:22,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:22,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:22,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:22,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:22,087 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-28 13:26:22,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:22,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:22,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:22,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:22,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:22,089 INFO L87 Difference]: Start difference. First operand 957 states and 1362 transitions. Second operand 3 states. [2018-11-28 13:26:22,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:22,129 INFO L93 Difference]: Finished difference Result 2839 states and 4044 transitions. [2018-11-28 13:26:22,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:22,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-28 13:26:22,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:22,134 INFO L225 Difference]: With dead ends: 2839 [2018-11-28 13:26:22,134 INFO L226 Difference]: Without dead ends: 1898 [2018-11-28 13:26:22,136 INFO L631 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 [2018-11-28 13:26:22,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2018-11-28 13:26:22,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1896. [2018-11-28 13:26:22,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1896 states. [2018-11-28 13:26:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2699 transitions. [2018-11-28 13:26:22,176 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2699 transitions. Word has length 230 [2018-11-28 13:26:22,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:22,177 INFO L480 AbstractCegarLoop]: Abstraction has 1896 states and 2699 transitions. [2018-11-28 13:26:22,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2699 transitions. [2018-11-28 13:26:22,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-28 13:26:22,181 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:22,181 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 10, 10, 10, 10, 10, 8, 8, 6, 6, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:22,181 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:22,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:22,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1953859577, now seen corresponding path program 1 times [2018-11-28 13:26:22,182 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:22,182 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:22,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:22,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:22,256 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2018-11-28 13:26:22,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:22,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:22,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:22,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:22,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:22,257 INFO L87 Difference]: Start difference. First operand 1896 states and 2699 transitions. Second operand 3 states. [2018-11-28 13:26:22,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:22,394 INFO L93 Difference]: Finished difference Result 4082 states and 5845 transitions. [2018-11-28 13:26:22,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:22,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-28 13:26:22,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:22,400 INFO L225 Difference]: With dead ends: 4082 [2018-11-28 13:26:22,400 INFO L226 Difference]: Without dead ends: 2172 [2018-11-28 13:26:22,402 INFO L631 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 [2018-11-28 13:26:22,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2172 states. [2018-11-28 13:26:22,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2172 to 2106. [2018-11-28 13:26:22,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2106 states. [2018-11-28 13:26:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 2106 states and 3011 transitions. [2018-11-28 13:26:22,443 INFO L78 Accepts]: Start accepts. Automaton has 2106 states and 3011 transitions. Word has length 230 [2018-11-28 13:26:22,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:22,443 INFO L480 AbstractCegarLoop]: Abstraction has 2106 states and 3011 transitions. [2018-11-28 13:26:22,443 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 3011 transitions. [2018-11-28 13:26:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-28 13:26:22,447 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:22,447 INFO L402 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 11, 11, 11, 11, 11, 9, 9, 7, 7, 6, 6, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:22,447 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:22,448 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:22,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1547041617, now seen corresponding path program 1 times [2018-11-28 13:26:22,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:22,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:22,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:22,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-11-28 13:26:22,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:22,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:22,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:22,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:22,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:22,502 INFO L87 Difference]: Start difference. First operand 2106 states and 3011 transitions. Second operand 3 states. [2018-11-28 13:26:22,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:22,645 INFO L93 Difference]: Finished difference Result 4262 states and 6079 transitions. [2018-11-28 13:26:22,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:22,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 265 [2018-11-28 13:26:22,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:22,650 INFO L225 Difference]: With dead ends: 4262 [2018-11-28 13:26:22,651 INFO L226 Difference]: Without dead ends: 2154 [2018-11-28 13:26:22,653 INFO L631 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 [2018-11-28 13:26:22,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2018-11-28 13:26:22,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 2088. [2018-11-28 13:26:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2088 states. [2018-11-28 13:26:22,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 2957 transitions. [2018-11-28 13:26:22,691 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 2957 transitions. Word has length 265 [2018-11-28 13:26:22,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:22,692 INFO L480 AbstractCegarLoop]: Abstraction has 2088 states and 2957 transitions. [2018-11-28 13:26:22,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2957 transitions. [2018-11-28 13:26:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-28 13:26:22,697 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:22,697 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 10, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:22,698 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:22,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:22,698 INFO L82 PathProgramCache]: Analyzing trace with hash 873507993, now seen corresponding path program 1 times [2018-11-28 13:26:22,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:22,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:22,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:22,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2018-11-28 13:26:22,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:22,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:22,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:22,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:22,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:22,790 INFO L87 Difference]: Start difference. First operand 2088 states and 2957 transitions. Second operand 3 states. [2018-11-28 13:26:22,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:22,861 INFO L93 Difference]: Finished difference Result 6217 states and 8808 transitions. [2018-11-28 13:26:22,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:22,862 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 275 [2018-11-28 13:26:22,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:22,871 INFO L225 Difference]: With dead ends: 6217 [2018-11-28 13:26:22,872 INFO L226 Difference]: Without dead ends: 4145 [2018-11-28 13:26:22,875 INFO L631 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 [2018-11-28 13:26:22,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2018-11-28 13:26:22,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 4143. [2018-11-28 13:26:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4143 states. [2018-11-28 13:26:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5853 transitions. [2018-11-28 13:26:22,964 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5853 transitions. Word has length 275 [2018-11-28 13:26:22,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:22,964 INFO L480 AbstractCegarLoop]: Abstraction has 4143 states and 5853 transitions. [2018-11-28 13:26:22,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5853 transitions. [2018-11-28 13:26:22,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-28 13:26:22,971 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:22,971 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 10, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:22,972 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:22,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:22,972 INFO L82 PathProgramCache]: Analyzing trace with hash 776049309, now seen corresponding path program 1 times [2018-11-28 13:26:22,972 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:22,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:22,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:22,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-28 13:26:23,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:23,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:23,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:23,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:23,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:23,063 INFO L87 Difference]: Start difference. First operand 4143 states and 5853 transitions. Second operand 3 states. [2018-11-28 13:26:23,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:23,216 INFO L93 Difference]: Finished difference Result 8375 states and 11814 transitions. [2018-11-28 13:26:23,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:23,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 275 [2018-11-28 13:26:23,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:23,226 INFO L225 Difference]: With dead ends: 8375 [2018-11-28 13:26:23,226 INFO L226 Difference]: Without dead ends: 4251 [2018-11-28 13:26:23,231 INFO L631 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 [2018-11-28 13:26:23,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4251 states. [2018-11-28 13:26:23,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4251 to 4143. [2018-11-28 13:26:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4143 states. [2018-11-28 13:26:23,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5745 transitions. [2018-11-28 13:26:23,307 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5745 transitions. Word has length 275 [2018-11-28 13:26:23,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:23,308 INFO L480 AbstractCegarLoop]: Abstraction has 4143 states and 5745 transitions. [2018-11-28 13:26:23,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:23,308 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5745 transitions. [2018-11-28 13:26:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-28 13:26:23,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:23,314 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 12, 12, 12, 10, 10, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:23,314 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:23,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:23,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1838373004, now seen corresponding path program 1 times [2018-11-28 13:26:23,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:23,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:23,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:23,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:23,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-28 13:26:23,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:23,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:23,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:23,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:23,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:23,379 INFO L87 Difference]: Start difference. First operand 4143 states and 5745 transitions. Second operand 3 states. [2018-11-28 13:26:23,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:23,541 INFO L93 Difference]: Finished difference Result 8861 states and 12168 transitions. [2018-11-28 13:26:23,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:23,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2018-11-28 13:26:23,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:23,552 INFO L225 Difference]: With dead ends: 8861 [2018-11-28 13:26:23,552 INFO L226 Difference]: Without dead ends: 4737 [2018-11-28 13:26:23,557 INFO L631 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 [2018-11-28 13:26:23,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4737 states. [2018-11-28 13:26:23,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4737 to 4317. [2018-11-28 13:26:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4317 states. [2018-11-28 13:26:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 4317 states and 5979 transitions. [2018-11-28 13:26:23,637 INFO L78 Accepts]: Start accepts. Automaton has 4317 states and 5979 transitions. Word has length 302 [2018-11-28 13:26:23,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:23,637 INFO L480 AbstractCegarLoop]: Abstraction has 4317 states and 5979 transitions. [2018-11-28 13:26:23,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4317 states and 5979 transitions. [2018-11-28 13:26:23,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-28 13:26:23,643 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:23,643 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 12, 12, 12, 10, 10, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:23,644 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:23,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:23,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1702310885, now seen corresponding path program 1 times [2018-11-28 13:26:23,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:23,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:23,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:23,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:23,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-28 13:26:23,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:26:23,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:26:23,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:26:23,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:26:23,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:26:23,750 INFO L87 Difference]: Start difference. First operand 4317 states and 5979 transitions. Second operand 3 states. [2018-11-28 13:26:23,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:23,902 INFO L93 Difference]: Finished difference Result 8939 states and 12258 transitions. [2018-11-28 13:26:23,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:26:23,903 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 303 [2018-11-28 13:26:23,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:23,916 INFO L225 Difference]: With dead ends: 8939 [2018-11-28 13:26:23,917 INFO L226 Difference]: Without dead ends: 4137 [2018-11-28 13:26:23,923 INFO L631 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 [2018-11-28 13:26:23,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4137 states. [2018-11-28 13:26:23,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4137 to 4119. [2018-11-28 13:26:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4119 states. [2018-11-28 13:26:23,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 4119 states and 5685 transitions. [2018-11-28 13:26:23,988 INFO L78 Accepts]: Start accepts. Automaton has 4119 states and 5685 transitions. Word has length 303 [2018-11-28 13:26:23,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:23,988 INFO L480 AbstractCegarLoop]: Abstraction has 4119 states and 5685 transitions. [2018-11-28 13:26:23,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:26:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 5685 transitions. [2018-11-28 13:26:23,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-28 13:26:23,994 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:23,995 INFO L402 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 11, 9, 9, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:23,995 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:23,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:23,995 INFO L82 PathProgramCache]: Analyzing trace with hash 485612073, now seen corresponding path program 1 times [2018-11-28 13:26:23,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:23,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:23,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:23,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:23,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 472 proven. 12 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-28 13:26:24,067 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:26:24,067 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:26:24,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:24,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:26:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 875 trivial. 0 not checked. [2018-11-28 13:26:24,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:26:24,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-28 13:26:24,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:26:24,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:26:24,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:26:24,248 INFO L87 Difference]: Start difference. First operand 4119 states and 5685 transitions. Second operand 5 states. [2018-11-28 13:26:24,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:24,590 INFO L93 Difference]: Finished difference Result 9393 states and 13075 transitions. [2018-11-28 13:26:24,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:26:24,591 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 313 [2018-11-28 13:26:24,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:24,604 INFO L225 Difference]: With dead ends: 9393 [2018-11-28 13:26:24,604 INFO L226 Difference]: Without dead ends: 5104 [2018-11-28 13:26:24,611 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:26:24,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2018-11-28 13:26:24,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 4280. [2018-11-28 13:26:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4280 states. [2018-11-28 13:26:24,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 4280 states and 5914 transitions. [2018-11-28 13:26:24,705 INFO L78 Accepts]: Start accepts. Automaton has 4280 states and 5914 transitions. Word has length 313 [2018-11-28 13:26:24,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:24,706 INFO L480 AbstractCegarLoop]: Abstraction has 4280 states and 5914 transitions. [2018-11-28 13:26:24,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:26:24,706 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5914 transitions. [2018-11-28 13:26:24,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-28 13:26:24,713 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:24,713 INFO L402 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 12, 11, 11, 9, 9, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:24,713 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:24,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:24,714 INFO L82 PathProgramCache]: Analyzing trace with hash 2043908506, now seen corresponding path program 1 times [2018-11-28 13:26:24,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:24,714 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:24,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:24,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:24,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 472 proven. 12 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-28 13:26:24,835 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:26:24,835 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:26:24,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:24,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:26:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 472 proven. 12 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-28 13:26:24,972 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:26:24,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-11-28 13:26:24,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:26:24,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:26:24,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:26:24,973 INFO L87 Difference]: Start difference. First operand 4280 states and 5914 transitions. Second operand 4 states. [2018-11-28 13:26:25,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:25,165 INFO L93 Difference]: Finished difference Result 5435 states and 7545 transitions. [2018-11-28 13:26:25,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:26:25,166 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 314 [2018-11-28 13:26:25,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:25,170 INFO L225 Difference]: With dead ends: 5435 [2018-11-28 13:26:25,170 INFO L226 Difference]: Without dead ends: 2213 [2018-11-28 13:26:25,173 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:26:25,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2018-11-28 13:26:25,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2213. [2018-11-28 13:26:25,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2213 states. [2018-11-28 13:26:25,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 2213 states and 3071 transitions. [2018-11-28 13:26:25,219 INFO L78 Accepts]: Start accepts. Automaton has 2213 states and 3071 transitions. Word has length 314 [2018-11-28 13:26:25,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:25,219 INFO L480 AbstractCegarLoop]: Abstraction has 2213 states and 3071 transitions. [2018-11-28 13:26:25,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:26:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 3071 transitions. [2018-11-28 13:26:25,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-28 13:26:25,222 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:26:25,223 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 13, 13, 13, 13, 13, 11, 11, 9, 9, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:26:25,223 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:26:25,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:26:25,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1619434322, now seen corresponding path program 1 times [2018-11-28 13:26:25,223 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:26:25,223 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:26:25,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:25,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:25,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:26:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 649 proven. 5 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-28 13:26:25,310 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:26:25,310 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:26:25,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:26:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:26:25,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:26:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 649 proven. 5 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-28 13:26:25,442 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:26:25,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-11-28 13:26:25,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:26:25,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:26:25,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:26:25,460 INFO L87 Difference]: Start difference. First operand 2213 states and 3071 transitions. Second operand 4 states. [2018-11-28 13:26:25,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:26:25,641 INFO L93 Difference]: Finished difference Result 3159 states and 4328 transitions. [2018-11-28 13:26:25,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:26:25,642 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 339 [2018-11-28 13:26:25,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:26:25,643 INFO L225 Difference]: With dead ends: 3159 [2018-11-28 13:26:25,643 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:26:25,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:26:25,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:26:25,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:26:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:26:25,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:26:25,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 339 [2018-11-28 13:26:25,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:26:25,647 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:26:25,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:26:25,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:26:25,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:26:25,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:26:25,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:25,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:26:26,118 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2018-11-28 13:26:26,309 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-28 13:26:26,309 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 436) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L432-2(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L451 ceAbstractionStarter]: At program point L201(lines 200 537) the Hoare annotation is: true [2018-11-28 13:26:26,310 INFO L444 ceAbstractionStarter]: At program point L168(lines 164 549) the Hoare annotation is: (and (<= 4432 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4512) (<= ssl3_connect_~blastFlag~0 4)) [2018-11-28 13:26:26,310 INFO L444 ceAbstractionStarter]: At program point L102(lines 101 570) the Hoare annotation is: (and (<= ssl3_connect_~blastFlag~0 2) (= ssl3_connect_~s__state~0 12292)) [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L401(lines 401 406) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L401-2(lines 401 406) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L170(lines 170 547) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 558) no Hoare annotation was computed. [2018-11-28 13:26:26,310 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 569) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L444 ceAbstractionStarter]: At program point L138(lines 134 559) the Hoare annotation is: (and (<= 4352 ssl3_connect_~s__state~0) (<= ssl3_connect_~blastFlag~0 4) (<= ssl3_connect_~s__state~0 4432)) [2018-11-28 13:26:26,311 INFO L444 ceAbstractionStarter]: At program point L535(lines 98 601) the Hoare annotation is: (let ((.cse1 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560)) (.cse5 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (.cse2 (<= ssl3_connect_~s__state~0 4352)) (.cse3 (<= 4352 ssl3_connect_~s__state~0)) (.cse0 (<= ssl3_connect_~blastFlag~0 4)) (.cse4 (= ssl3_connect_~s__hit~0 0))) (or (<= ssl3_connect_~s__state~0 3) (and (<= 4432 ssl3_connect_~s__state~0) .cse0 (<= ssl3_connect_~s__state~0 4528)) (<= ssl3_connect_~blastFlag~0 2) (and .cse1 .cse2 .cse3 .cse0 .cse4 .cse5) (and (= ssl3_connect_~s__state~0 4416) .cse0) (and .cse1 (<= 4560 ssl3_connect_~s__state~0) .cse0 .cse4 (<= ssl3_connect_~s__state~0 4560) .cse5) (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 3) .cse2 .cse3 .cse0 (not .cse4)))) [2018-11-28 13:26:26,311 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 81) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L451 ceAbstractionStarter]: At program point L602(lines 97 603) the Hoare annotation is: true [2018-11-28 13:26:26,311 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 546) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 557) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 568) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 376) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L448 ceAbstractionStarter]: For program point L372-2(lines 372 376) no Hoare annotation was computed. [2018-11-28 13:26:26,311 INFO L444 ceAbstractionStarter]: At program point L207(lines 104 569) the Hoare annotation is: (<= ssl3_connect_~blastFlag~0 2) [2018-11-28 13:26:26,312 INFO L444 ceAbstractionStarter]: At program point L174(lines 170 547) the Hoare annotation is: (and (<= 4432 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4512) (<= ssl3_connect_~blastFlag~0 4)) [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L571(lines 571 599) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 73 81) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 596) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 279) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L308-1(lines 308 322) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L176(lines 176 545) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 556) no Hoare annotation was computed. [2018-11-28 13:26:26,312 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 567) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 610) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 582) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L606-2(lines 606 610) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L573-2(lines 572 594) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L444 ceAbstractionStarter]: At program point L144(lines 140 557) the Hoare annotation is: (and (<= 4432 ssl3_connect_~s__state~0) (<= ssl3_connect_~blastFlag~0 4) (<= ssl3_connect_~s__state~0 4448)) [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 579) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 448) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 216) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 544) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 555) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L212-2(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,313 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 566) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 481) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 316) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L312-2(lines 310 322) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L444 ceAbstractionStarter]: At program point L180(lines 176 545) the Hoare annotation is: (and (<= 4432 ssl3_connect_~s__state~0) (<= ssl3_connect_~blastFlag~0 4) (<= ssl3_connect_~s__state~0 4528)) [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 511 515) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L412(lines 412 416) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 253) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L182(lines 182 543) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L149(lines 149 554) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L116(lines 116 565) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 91) no Hoare annotation was computed. [2018-11-28 13:26:26,314 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 65 619) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L444 ceAbstractionStarter]: At program point L150(lines 146 555) the Hoare annotation is: (and (<= 4432 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4480) (<= ssl3_connect_~blastFlag~0 4)) [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 88) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L451 ceAbstractionStarter]: At program point ssl3_connectENTRY(lines 7 620) the Hoare annotation is: true [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L482(lines 482 486) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L482-2(lines 482 486) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 292) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 542) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 553) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 564) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 388) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2018-11-28 13:26:26,315 INFO L444 ceAbstractionStarter]: At program point L186(lines 182 543) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~blastFlag~0 4))) (or (and .cse0 (<= ssl3_connect_~s__state~0 4560) .cse1) (and .cse0 .cse1 (not (= ssl3_connect_~s__hit~0 0))))) [2018-11-28 13:26:26,316 INFO L444 ceAbstractionStarter]: At program point L120(lines 116 565) the Hoare annotation is: (and (<= ssl3_connect_~blastFlag~0 2) (<= 4352 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4432)) [2018-11-28 13:26:26,316 INFO L444 ceAbstractionStarter]: At program point L352(lines 65 619) the Hoare annotation is: false [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point $Ultimate##87(lines 202 536) no Hoare annotation was computed. [2018-11-28 13:26:26,316 INFO L451 ceAbstractionStarter]: At program point L617(lines 65 619) the Hoare annotation is: true [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 590) no Hoare annotation was computed. [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point L518-2(lines 518 522) no Hoare annotation was computed. [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point $Ultimate##88(lines 202 536) no Hoare annotation was computed. [2018-11-28 13:26:26,316 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 291) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L287-2(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 541) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 552) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 563) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L453(lines 453 457) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 360) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 241) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 540) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 551) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 562) no Hoare annotation was computed. [2018-11-28 13:26:26,317 INFO L448 ceAbstractionStarter]: For program point ssl3_connectEXIT(lines 7 620) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L444 ceAbstractionStarter]: At program point L192(lines 188 541) the Hoare annotation is: (let ((.cse0 (<= 4560 ssl3_connect_~s__state~0))) (or (and (<= ssl3_connect_~blastFlag~0 2) .cse0) (and .cse0 (= ssl3_connect_~s__hit~0 0) (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)))) [2018-11-28 13:26:26,318 INFO L444 ceAbstractionStarter]: At program point L126(lines 122 563) the Hoare annotation is: (and (<= ssl3_connect_~blastFlag~0 2) (<= 4352 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4432)) [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point ssl3_connectFINAL(lines 7 620) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 490 502) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 428) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 231) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 539) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L161(lines 161 550) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L128(lines 128 561) no Hoare annotation was computed. [2018-11-28 13:26:26,318 INFO L448 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L444 ceAbstractionStarter]: At program point L195(lines 194 539) the Hoare annotation is: (let ((.cse2 (<= ssl3_connect_~blastFlag~0 4)) (.cse3 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= ssl3_connect_~s__state~0 4352)) (.cse1 (<= 4352 ssl3_connect_~s__state~0))) (or (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 .cse3 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 3) .cse0 .cse1 .cse2 (not .cse3)) (and (<= ssl3_connect_~blastFlag~0 2) .cse0 .cse1))) [2018-11-28 13:26:26,319 INFO L444 ceAbstractionStarter]: At program point L162(lines 152 553) the Hoare annotation is: (and (<= 4432 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4480) (<= ssl3_connect_~blastFlag~0 4)) [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 498) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 471) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 460 471) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L395(lines 395 399) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L329-2(lines 202 534) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 538) no Hoare annotation was computed. [2018-11-28 13:26:26,319 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 549) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 560) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 65 619) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 468) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L451 ceAbstractionStarter]: At program point L198(lines 197 538) the Hoare annotation is: true [2018-11-28 13:26:26,320 INFO L444 ceAbstractionStarter]: At program point L132(lines 128 561) the Hoare annotation is: (and (<= ssl3_connect_~blastFlag~0 2) (<= 4352 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4432)) [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 237) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L299-2(lines 299 303) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 548) no Hoare annotation was computed. [2018-11-28 13:26:26,320 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 559) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 570) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 13:26:26,321 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:26:26,321 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L448 ceAbstractionStarter]: For program point L626-1(line 626) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 621 631) the Hoare annotation is: true [2018-11-28 13:26:26,321 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 621 631) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 621 631) no Hoare annotation was computed. [2018-11-28 13:26:26,321 INFO L451 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: true [2018-11-28 13:26:26,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:26:26 BoogieIcfgContainer [2018-11-28 13:26:26,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:26:26,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:26:26,345 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:26:26,345 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:26:26,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:26:19" (3/4) ... [2018-11-28 13:26:26,349 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:26:26,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:26:26,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_connect [2018-11-28 13:26:26,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:26:26,365 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-28 13:26:26,366 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:26:26,366 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:26:26,445 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_44ad3a3d-4b79-4d1f-bd7e-023b38214437/bin-2019/uautomizer/witness.graphml [2018-11-28 13:26:26,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:26:26,446 INFO L168 Benchmark]: Toolchain (without parser) took 7642.87 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 766.0 MB). Free memory was 953.3 MB in the beginning and 1.5 GB in the end (delta: -567.6 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:26:26,446 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:26:26,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.69 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:26:26,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 937.2 MB in the beginning and 1.2 GB in the end (delta: -218.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:26:26,447 INFO L168 Benchmark]: Boogie Preprocessor took 38.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:26:26,447 INFO L168 Benchmark]: RCFGBuilder took 551.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:26:26,448 INFO L168 Benchmark]: TraceAbstraction took 6619.30 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 605.6 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -414.3 MB). Peak memory consumption was 191.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:26:26,448 INFO L168 Benchmark]: Witness Printer took 100.49 ms. Allocated memory is still 1.8 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:26:26,449 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.69 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 937.2 MB in the beginning and 1.2 GB in the end (delta: -218.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 551.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6619.30 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 605.6 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -414.3 MB). Peak memory consumption was 191.2 MB. Max. memory is 11.5 GB. * Witness Printer took 100.49 ms. Allocated memory is still 1.8 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 613]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: (((((s__state <= 3 || ((4432 <= s__state && blastFlag <= 4) && s__state <= 4528)) || blastFlag <= 2) || (((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4352) && 4352 <= s__state) && blastFlag <= 4) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || (s__state == 4416 && blastFlag <= 4)) || (((((s__s3__tmp__next_state___0 <= 4560 && 4560 <= s__state) && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) && 4560 <= s__s3__tmp__next_state___0)) || ((((s__s3__tmp__next_state___0 <= 3 && s__state <= 4352) && 4352 <= s__state) && blastFlag <= 4) && !(s__hit == 0)) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (4432 <= s__state && s__state <= 4480) && blastFlag <= 4 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (4352 <= s__state && blastFlag <= 4) && s__state <= 4432 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && 4560 <= s__state) || ((4560 <= s__state && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && 4352 <= s__state) && s__state <= 4432 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (4432 <= s__state && s__state <= 4512) && blastFlag <= 4 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && 4352 <= s__state) && s__state <= 4432 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (4432 <= s__state && s__state <= 4480) && blastFlag <= 4 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4352) && 4352 <= s__state) && blastFlag <= 4) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0) || ((((s__s3__tmp__next_state___0 <= 3 && s__state <= 4352) && 4352 <= s__state) && blastFlag <= 4) && !(s__hit == 0))) || ((blastFlag <= 2 && s__state <= 4352) && 4352 <= s__state) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: blastFlag <= 2 && s__state == 12292 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (4432 <= s__state && blastFlag <= 4) && s__state <= 4448 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((4432 <= s__state && s__state <= 4560) && blastFlag <= 4) || ((4432 <= s__state && blastFlag <= 4) && !(s__hit == 0)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && 4352 <= s__state) && s__state <= 4432 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (4432 <= s__state && blastFlag <= 4) && s__state <= 4528 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (4432 <= s__state && s__state <= 4512) && blastFlag <= 4 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 136 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 20 OverallIterations, 15 TraceHistogramMax, 2.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 3999 SDtfs, 1591 SDslu, 2627 SDs, 0 SdLazy, 2069 SolverSat, 491 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1036 GetRequests, 1007 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4317occurred in iteration=16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 20 MinimizatonAttempts, 1653 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 194 NumberOfFragments, 287 HoareAnnotationTreeSize, 27 FomulaSimplifications, 19337 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 3752 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 4875 NumberOfCodeBlocks, 4875 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 4852 ConstructedInterpolants, 0 QuantifiedInterpolants, 1843806 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1876 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 23 InterpolantComputations, 18 PerfectInterpolantSequences, 14378/14424 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...