./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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-aa41828 [2018-11-23 00:06:43,977 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:06:43,978 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:06:43,985 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:06:43,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:06:43,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:06:43,987 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:06:43,988 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:06:43,989 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:06:43,990 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:06:43,990 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:06:43,991 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:06:43,991 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:06:43,992 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:06:43,993 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:06:43,993 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:06:43,994 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:06:43,995 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:06:43,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:06:43,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:06:43,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:06:43,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:06:44,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:06:44,001 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:06:44,001 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:06:44,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:06:44,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:06:44,003 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:06:44,003 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:06:44,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:06:44,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:06:44,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:06:44,005 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:06:44,005 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:06:44,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:06:44,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:06:44,006 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 00:06:44,016 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:06:44,016 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:06:44,017 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:06:44,017 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:06:44,017 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:06:44,017 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:06:44,018 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 00:06:44,018 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:06:44,018 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:06:44,018 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:06:44,018 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:06:44,018 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:06:44,019 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:06:44,020 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:06:44,020 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:06:44,020 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:06:44,020 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:06:44,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:06:44,020 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:06:44,021 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:06:44,021 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:06:44,021 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 00:06:44,021 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:06:44,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:06:44,021 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_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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 [2018-11-23 00:06:44,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:06:44,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:06:44,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:06:44,054 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:06:44,054 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:06:44,055 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/../../sv-benchmarks/c/bitvector/s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c [2018-11-23 00:06:44,095 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/data/c23342de9/f8923c7cc4ca421787c1564f9d821b8a/FLAGb70be90d7 [2018-11-23 00:06:44,503 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:06:44,503 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/sv-benchmarks/c/bitvector/s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c [2018-11-23 00:06:44,509 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/data/c23342de9/f8923c7cc4ca421787c1564f9d821b8a/FLAGb70be90d7 [2018-11-23 00:06:44,522 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/data/c23342de9/f8923c7cc4ca421787c1564f9d821b8a [2018-11-23 00:06:44,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:06:44,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:06:44,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:06:44,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:06:44,528 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:06:44,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6566c35d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44, skipping insertion in model container [2018-11-23 00:06:44,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:06:44,567 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:06:44,707 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:06:44,710 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:06:44,741 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:06:44,749 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:06:44,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44 WrapperNode [2018-11-23 00:06:44,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:06:44,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:06:44,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:06:44,751 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:06:44,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:06:44,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:06:44,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:06:44,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:06:44,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... [2018-11-23 00:06:44,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:06:44,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:06:44,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:06:44,840 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:06:44,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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 [2018-11-23 00:06:44,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 00:06:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 00:06:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-11-23 00:06:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-11-23 00:06:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:06:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:06:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 00:06:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 00:06:44,975 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 00:06:44,976 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 00:06:45,317 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:06:45,317 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 00:06:45,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:06:45 BoogieIcfgContainer [2018-11-23 00:06:45,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:06:45,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:06:45,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:06:45,321 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:06:45,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:06:44" (1/3) ... [2018-11-23 00:06:45,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b17282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:06:45, skipping insertion in model container [2018-11-23 00:06:45,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:06:44" (2/3) ... [2018-11-23 00:06:45,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b17282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:06:45, skipping insertion in model container [2018-11-23 00:06:45,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:06:45" (3/3) ... [2018-11-23 00:06:45,324 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_3_true-unreach-call_true-no-overflow.BV.c.cil.c [2018-11-23 00:06:45,332 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:06:45,339 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 00:06:45,353 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 00:06:45,380 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:06:45,381 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:06:45,381 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:06:45,381 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:06:45,381 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:06:45,381 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:06:45,381 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:06:45,381 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:06:45,381 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:06:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2018-11-23 00:06:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 00:06:45,405 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:45,405 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] [2018-11-23 00:06:45,407 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:45,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:45,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1233902378, now seen corresponding path program 1 times [2018-11-23 00:06:45,413 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:45,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:45,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:45,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:45,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:45,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:45,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:45,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:45,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:45,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:45,580 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 3 states. [2018-11-23 00:06:45,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:45,694 INFO L93 Difference]: Finished difference Result 258 states and 434 transitions. [2018-11-23 00:06:45,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:45,696 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-23 00:06:45,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:45,706 INFO L225 Difference]: With dead ends: 258 [2018-11-23 00:06:45,706 INFO L226 Difference]: Without dead ends: 118 [2018-11-23 00:06:45,710 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 [2018-11-23 00:06:45,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-11-23 00:06:45,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-11-23 00:06:45,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-11-23 00:06:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 176 transitions. [2018-11-23 00:06:45,746 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 176 transitions. Word has length 30 [2018-11-23 00:06:45,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:45,746 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 176 transitions. [2018-11-23 00:06:45,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions. [2018-11-23 00:06:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 00:06:45,748 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:45,748 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] [2018-11-23 00:06:45,748 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:45,748 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:45,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1082493398, now seen corresponding path program 1 times [2018-11-23 00:06:45,749 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:45,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:45,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:45,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:45,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:06:45,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:45,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:45,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:45,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:45,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:45,802 INFO L87 Difference]: Start difference. First operand 118 states and 176 transitions. Second operand 3 states. [2018-11-23 00:06:45,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:45,915 INFO L93 Difference]: Finished difference Result 238 states and 361 transitions. [2018-11-23 00:06:45,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:45,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-11-23 00:06:45,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:45,916 INFO L225 Difference]: With dead ends: 238 [2018-11-23 00:06:45,917 INFO L226 Difference]: Without dead ends: 136 [2018-11-23 00:06:45,917 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 [2018-11-23 00:06:45,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-23 00:06:45,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 133. [2018-11-23 00:06:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-11-23 00:06:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 196 transitions. [2018-11-23 00:06:45,926 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 196 transitions. Word has length 42 [2018-11-23 00:06:45,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:45,927 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 196 transitions. [2018-11-23 00:06:45,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:45,927 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2018-11-23 00:06:45,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 00:06:45,928 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:45,928 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] [2018-11-23 00:06:45,928 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:45,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:45,929 INFO L82 PathProgramCache]: Analyzing trace with hash -636452013, now seen corresponding path program 1 times [2018-11-23 00:06:45,929 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:45,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:45,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:45,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:45,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:45,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:06:45,988 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:45,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:45,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:45,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:45,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:45,989 INFO L87 Difference]: Start difference. First operand 133 states and 196 transitions. Second operand 3 states. [2018-11-23 00:06:46,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:46,087 INFO L93 Difference]: Finished difference Result 271 states and 407 transitions. [2018-11-23 00:06:46,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:46,088 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-11-23 00:06:46,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:46,090 INFO L225 Difference]: With dead ends: 271 [2018-11-23 00:06:46,090 INFO L226 Difference]: Without dead ends: 154 [2018-11-23 00:06:46,091 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 [2018-11-23 00:06:46,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-11-23 00:06:46,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 150. [2018-11-23 00:06:46,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-23 00:06:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 218 transitions. [2018-11-23 00:06:46,101 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 218 transitions. Word has length 56 [2018-11-23 00:06:46,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:46,101 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 218 transitions. [2018-11-23 00:06:46,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 218 transitions. [2018-11-23 00:06:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 00:06:46,103 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:46,103 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] [2018-11-23 00:06:46,103 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:46,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:46,104 INFO L82 PathProgramCache]: Analyzing trace with hash 327884321, now seen corresponding path program 1 times [2018-11-23 00:06:46,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:46,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:46,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:46,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:06:46,169 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:46,169 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:46,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:46,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:46,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:46,170 INFO L87 Difference]: Start difference. First operand 150 states and 218 transitions. Second operand 3 states. [2018-11-23 00:06:46,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:46,222 INFO L93 Difference]: Finished difference Result 416 states and 611 transitions. [2018-11-23 00:06:46,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:46,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2018-11-23 00:06:46,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:46,225 INFO L225 Difference]: With dead ends: 416 [2018-11-23 00:06:46,225 INFO L226 Difference]: Without dead ends: 282 [2018-11-23 00:06:46,226 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 [2018-11-23 00:06:46,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-11-23 00:06:46,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2018-11-23 00:06:46,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-11-23 00:06:46,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 411 transitions. [2018-11-23 00:06:46,240 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 411 transitions. Word has length 73 [2018-11-23 00:06:46,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:46,241 INFO L480 AbstractCegarLoop]: Abstraction has 282 states and 411 transitions. [2018-11-23 00:06:46,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 411 transitions. [2018-11-23 00:06:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 00:06:46,243 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:46,243 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] [2018-11-23 00:06:46,243 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:46,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:46,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1769484127, now seen corresponding path program 1 times [2018-11-23 00:06:46,244 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:46,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:46,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:46,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 00:06:46,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:46,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:46,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:46,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:46,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:46,303 INFO L87 Difference]: Start difference. First operand 282 states and 411 transitions. Second operand 3 states. [2018-11-23 00:06:46,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:46,426 INFO L93 Difference]: Finished difference Result 596 states and 884 transitions. [2018-11-23 00:06:46,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:46,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2018-11-23 00:06:46,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:46,428 INFO L225 Difference]: With dead ends: 596 [2018-11-23 00:06:46,428 INFO L226 Difference]: Without dead ends: 330 [2018-11-23 00:06:46,430 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 [2018-11-23 00:06:46,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-11-23 00:06:46,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 324. [2018-11-23 00:06:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-11-23 00:06:46,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 463 transitions. [2018-11-23 00:06:46,442 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 463 transitions. Word has length 91 [2018-11-23 00:06:46,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:46,442 INFO L480 AbstractCegarLoop]: Abstraction has 324 states and 463 transitions. [2018-11-23 00:06:46,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 463 transitions. [2018-11-23 00:06:46,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 00:06:46,444 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:46,444 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] [2018-11-23 00:06:46,444 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:46,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:46,445 INFO L82 PathProgramCache]: Analyzing trace with hash 91325785, now seen corresponding path program 1 times [2018-11-23 00:06:46,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:46,445 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:46,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:46,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,521 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 00:06:46,522 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:46,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:46,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:46,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:46,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:46,523 INFO L87 Difference]: Start difference. First operand 324 states and 463 transitions. Second operand 3 states. [2018-11-23 00:06:46,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:46,585 INFO L93 Difference]: Finished difference Result 479 states and 686 transitions. [2018-11-23 00:06:46,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:46,585 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2018-11-23 00:06:46,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:46,587 INFO L225 Difference]: With dead ends: 479 [2018-11-23 00:06:46,588 INFO L226 Difference]: Without dead ends: 477 [2018-11-23 00:06:46,588 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 [2018-11-23 00:06:46,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-11-23 00:06:46,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 477. [2018-11-23 00:06:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-11-23 00:06:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 684 transitions. [2018-11-23 00:06:46,604 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 684 transitions. Word has length 111 [2018-11-23 00:06:46,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:46,604 INFO L480 AbstractCegarLoop]: Abstraction has 477 states and 684 transitions. [2018-11-23 00:06:46,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 684 transitions. [2018-11-23 00:06:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 00:06:46,606 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:46,607 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] [2018-11-23 00:06:46,607 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:46,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:46,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1758997330, now seen corresponding path program 1 times [2018-11-23 00:06:46,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:46,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:46,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:46,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,655 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 00:06:46,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:46,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:46,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:46,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:46,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:46,656 INFO L87 Difference]: Start difference. First operand 477 states and 684 transitions. Second operand 3 states. [2018-11-23 00:06:46,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:46,836 INFO L93 Difference]: Finished difference Result 1088 states and 1611 transitions. [2018-11-23 00:06:46,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:46,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-11-23 00:06:46,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:46,841 INFO L225 Difference]: With dead ends: 1088 [2018-11-23 00:06:46,841 INFO L226 Difference]: Without dead ends: 624 [2018-11-23 00:06:46,842 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 [2018-11-23 00:06:46,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2018-11-23 00:06:46,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 600. [2018-11-23 00:06:46,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-11-23 00:06:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 882 transitions. [2018-11-23 00:06:46,872 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 882 transitions. Word has length 129 [2018-11-23 00:06:46,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:46,873 INFO L480 AbstractCegarLoop]: Abstraction has 600 states and 882 transitions. [2018-11-23 00:06:46,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 882 transitions. [2018-11-23 00:06:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 00:06:46,875 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:46,875 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] [2018-11-23 00:06:46,875 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:46,876 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:46,876 INFO L82 PathProgramCache]: Analyzing trace with hash 953297081, now seen corresponding path program 1 times [2018-11-23 00:06:46,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:46,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:46,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:46,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:46,947 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-23 00:06:46,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:46,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:46,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:46,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:46,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:46,949 INFO L87 Difference]: Start difference. First operand 600 states and 882 transitions. Second operand 3 states. [2018-11-23 00:06:47,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:47,079 INFO L93 Difference]: Finished difference Result 1462 states and 2210 transitions. [2018-11-23 00:06:47,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:47,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2018-11-23 00:06:47,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:47,082 INFO L225 Difference]: With dead ends: 1462 [2018-11-23 00:06:47,083 INFO L226 Difference]: Without dead ends: 827 [2018-11-23 00:06:47,084 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 [2018-11-23 00:06:47,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states. [2018-11-23 00:06:47,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 789. [2018-11-23 00:06:47,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-11-23 00:06:47,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1134 transitions. [2018-11-23 00:06:47,096 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1134 transitions. Word has length 155 [2018-11-23 00:06:47,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:47,096 INFO L480 AbstractCegarLoop]: Abstraction has 789 states and 1134 transitions. [2018-11-23 00:06:47,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1134 transitions. [2018-11-23 00:06:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 00:06:47,098 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:47,098 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] [2018-11-23 00:06:47,098 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:47,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:47,098 INFO L82 PathProgramCache]: Analyzing trace with hash -260724200, now seen corresponding path program 1 times [2018-11-23 00:06:47,098 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:47,098 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:47,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:47,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-23 00:06:47,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:47,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:47,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:47,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:47,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:47,149 INFO L87 Difference]: Start difference. First operand 789 states and 1134 transitions. Second operand 3 states. [2018-11-23 00:06:47,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:47,249 INFO L93 Difference]: Finished difference Result 1718 states and 2487 transitions. [2018-11-23 00:06:47,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:47,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2018-11-23 00:06:47,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:47,251 INFO L225 Difference]: With dead ends: 1718 [2018-11-23 00:06:47,251 INFO L226 Difference]: Without dead ends: 900 [2018-11-23 00:06:47,252 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 [2018-11-23 00:06:47,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2018-11-23 00:06:47,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 864. [2018-11-23 00:06:47,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 864 states. [2018-11-23 00:06:47,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1230 transitions. [2018-11-23 00:06:47,264 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1230 transitions. Word has length 176 [2018-11-23 00:06:47,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:47,265 INFO L480 AbstractCegarLoop]: Abstraction has 864 states and 1230 transitions. [2018-11-23 00:06:47,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1230 transitions. [2018-11-23 00:06:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 00:06:47,266 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:47,267 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] [2018-11-23 00:06:47,267 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:47,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:47,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1797193209, now seen corresponding path program 1 times [2018-11-23 00:06:47,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:47,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:47,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:47,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-23 00:06:47,318 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:47,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:47,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:47,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:47,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:47,319 INFO L87 Difference]: Start difference. First operand 864 states and 1230 transitions. Second operand 3 states. [2018-11-23 00:06:47,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:47,429 INFO L93 Difference]: Finished difference Result 1868 states and 2679 transitions. [2018-11-23 00:06:47,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:47,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2018-11-23 00:06:47,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:47,431 INFO L225 Difference]: With dead ends: 1868 [2018-11-23 00:06:47,431 INFO L226 Difference]: Without dead ends: 993 [2018-11-23 00:06:47,433 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 [2018-11-23 00:06:47,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2018-11-23 00:06:47,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 957. [2018-11-23 00:06:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 957 states. [2018-11-23 00:06:47,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 957 states and 1362 transitions. [2018-11-23 00:06:47,447 INFO L78 Accepts]: Start accepts. Automaton has 957 states and 1362 transitions. Word has length 200 [2018-11-23 00:06:47,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:47,447 INFO L480 AbstractCegarLoop]: Abstraction has 957 states and 1362 transitions. [2018-11-23 00:06:47,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1362 transitions. [2018-11-23 00:06:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 00:06:47,449 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:47,449 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] [2018-11-23 00:06:47,450 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:47,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:47,450 INFO L82 PathProgramCache]: Analyzing trace with hash -737705851, now seen corresponding path program 1 times [2018-11-23 00:06:47,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:47,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:47,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:47,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,502 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-23 00:06:47,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:47,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:47,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:47,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:47,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:47,503 INFO L87 Difference]: Start difference. First operand 957 states and 1362 transitions. Second operand 3 states. [2018-11-23 00:06:47,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:47,533 INFO L93 Difference]: Finished difference Result 2839 states and 4044 transitions. [2018-11-23 00:06:47,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:47,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-23 00:06:47,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:47,537 INFO L225 Difference]: With dead ends: 2839 [2018-11-23 00:06:47,537 INFO L226 Difference]: Without dead ends: 1898 [2018-11-23 00:06:47,539 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 [2018-11-23 00:06:47,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2018-11-23 00:06:47,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1896. [2018-11-23 00:06:47,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1896 states. [2018-11-23 00:06:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2699 transitions. [2018-11-23 00:06:47,572 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2699 transitions. Word has length 230 [2018-11-23 00:06:47,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:47,572 INFO L480 AbstractCegarLoop]: Abstraction has 1896 states and 2699 transitions. [2018-11-23 00:06:47,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2699 transitions. [2018-11-23 00:06:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 00:06:47,575 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:47,575 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] [2018-11-23 00:06:47,576 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:47,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:47,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1953859577, now seen corresponding path program 1 times [2018-11-23 00:06:47,576 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:47,576 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:47,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:47,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2018-11-23 00:06:47,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:47,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:47,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:47,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:47,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:47,635 INFO L87 Difference]: Start difference. First operand 1896 states and 2699 transitions. Second operand 3 states. [2018-11-23 00:06:47,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:47,765 INFO L93 Difference]: Finished difference Result 4082 states and 5845 transitions. [2018-11-23 00:06:47,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:47,766 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-23 00:06:47,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:47,769 INFO L225 Difference]: With dead ends: 4082 [2018-11-23 00:06:47,770 INFO L226 Difference]: Without dead ends: 2172 [2018-11-23 00:06:47,772 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 [2018-11-23 00:06:47,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2172 states. [2018-11-23 00:06:47,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2172 to 2106. [2018-11-23 00:06:47,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2106 states. [2018-11-23 00:06:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 2106 states and 3011 transitions. [2018-11-23 00:06:47,802 INFO L78 Accepts]: Start accepts. Automaton has 2106 states and 3011 transitions. Word has length 230 [2018-11-23 00:06:47,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:47,802 INFO L480 AbstractCegarLoop]: Abstraction has 2106 states and 3011 transitions. [2018-11-23 00:06:47,802 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 3011 transitions. [2018-11-23 00:06:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 00:06:47,805 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:47,805 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] [2018-11-23 00:06:47,805 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:47,806 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:47,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1547041617, now seen corresponding path program 1 times [2018-11-23 00:06:47,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:47,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:47,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:47,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:47,856 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2018-11-23 00:06:47,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:47,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:47,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:47,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:47,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:47,857 INFO L87 Difference]: Start difference. First operand 2106 states and 3011 transitions. Second operand 3 states. [2018-11-23 00:06:47,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:47,978 INFO L93 Difference]: Finished difference Result 4262 states and 6079 transitions. [2018-11-23 00:06:47,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:47,979 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 265 [2018-11-23 00:06:47,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:47,983 INFO L225 Difference]: With dead ends: 4262 [2018-11-23 00:06:47,983 INFO L226 Difference]: Without dead ends: 2154 [2018-11-23 00:06:47,986 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 [2018-11-23 00:06:47,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2018-11-23 00:06:48,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 2088. [2018-11-23 00:06:48,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2088 states. [2018-11-23 00:06:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 2088 states and 2957 transitions. [2018-11-23 00:06:48,017 INFO L78 Accepts]: Start accepts. Automaton has 2088 states and 2957 transitions. Word has length 265 [2018-11-23 00:06:48,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:48,018 INFO L480 AbstractCegarLoop]: Abstraction has 2088 states and 2957 transitions. [2018-11-23 00:06:48,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:48,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2957 transitions. [2018-11-23 00:06:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-23 00:06:48,022 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:48,022 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] [2018-11-23 00:06:48,022 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:48,023 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:48,023 INFO L82 PathProgramCache]: Analyzing trace with hash 873507993, now seen corresponding path program 1 times [2018-11-23 00:06:48,023 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:48,023 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:48,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:48,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,096 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2018-11-23 00:06:48,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:48,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:48,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:48,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:48,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:48,098 INFO L87 Difference]: Start difference. First operand 2088 states and 2957 transitions. Second operand 3 states. [2018-11-23 00:06:48,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:48,161 INFO L93 Difference]: Finished difference Result 6217 states and 8808 transitions. [2018-11-23 00:06:48,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:48,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 275 [2018-11-23 00:06:48,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:48,169 INFO L225 Difference]: With dead ends: 6217 [2018-11-23 00:06:48,170 INFO L226 Difference]: Without dead ends: 4145 [2018-11-23 00:06:48,173 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 [2018-11-23 00:06:48,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2018-11-23 00:06:48,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 4143. [2018-11-23 00:06:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4143 states. [2018-11-23 00:06:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5853 transitions. [2018-11-23 00:06:48,244 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5853 transitions. Word has length 275 [2018-11-23 00:06:48,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:48,245 INFO L480 AbstractCegarLoop]: Abstraction has 4143 states and 5853 transitions. [2018-11-23 00:06:48,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:48,245 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5853 transitions. [2018-11-23 00:06:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-23 00:06:48,250 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:48,250 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] [2018-11-23 00:06:48,251 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:48,251 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:48,251 INFO L82 PathProgramCache]: Analyzing trace with hash 776049309, now seen corresponding path program 1 times [2018-11-23 00:06:48,251 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:48,251 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:48,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:48,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,335 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-23 00:06:48,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:48,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:48,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:48,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:48,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:48,336 INFO L87 Difference]: Start difference. First operand 4143 states and 5853 transitions. Second operand 3 states. [2018-11-23 00:06:48,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:48,486 INFO L93 Difference]: Finished difference Result 8375 states and 11814 transitions. [2018-11-23 00:06:48,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:48,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 275 [2018-11-23 00:06:48,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:48,499 INFO L225 Difference]: With dead ends: 8375 [2018-11-23 00:06:48,499 INFO L226 Difference]: Without dead ends: 4251 [2018-11-23 00:06:48,505 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 [2018-11-23 00:06:48,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4251 states. [2018-11-23 00:06:48,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4251 to 4143. [2018-11-23 00:06:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4143 states. [2018-11-23 00:06:48,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 5745 transitions. [2018-11-23 00:06:48,599 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 5745 transitions. Word has length 275 [2018-11-23 00:06:48,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:48,599 INFO L480 AbstractCegarLoop]: Abstraction has 4143 states and 5745 transitions. [2018-11-23 00:06:48,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:48,599 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 5745 transitions. [2018-11-23 00:06:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 00:06:48,606 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:48,607 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] [2018-11-23 00:06:48,607 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:48,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:48,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1838373004, now seen corresponding path program 1 times [2018-11-23 00:06:48,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:48,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:48,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:48,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-23 00:06:48,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:48,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:48,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:48,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:48,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:48,678 INFO L87 Difference]: Start difference. First operand 4143 states and 5745 transitions. Second operand 3 states. [2018-11-23 00:06:48,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:48,861 INFO L93 Difference]: Finished difference Result 8861 states and 12168 transitions. [2018-11-23 00:06:48,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:48,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2018-11-23 00:06:48,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:48,874 INFO L225 Difference]: With dead ends: 8861 [2018-11-23 00:06:48,875 INFO L226 Difference]: Without dead ends: 4737 [2018-11-23 00:06:48,880 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 [2018-11-23 00:06:48,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4737 states. [2018-11-23 00:06:48,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4737 to 4317. [2018-11-23 00:06:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4317 states. [2018-11-23 00:06:48,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 4317 states and 5979 transitions. [2018-11-23 00:06:48,980 INFO L78 Accepts]: Start accepts. Automaton has 4317 states and 5979 transitions. Word has length 302 [2018-11-23 00:06:48,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:48,980 INFO L480 AbstractCegarLoop]: Abstraction has 4317 states and 5979 transitions. [2018-11-23 00:06:48,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4317 states and 5979 transitions. [2018-11-23 00:06:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 00:06:48,988 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:48,988 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] [2018-11-23 00:06:48,988 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:48,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:48,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1702310885, now seen corresponding path program 1 times [2018-11-23 00:06:48,989 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:48,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:48,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:48,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:48,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-23 00:06:49,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:06:49,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:06:49,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:06:49,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:06:49,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:06:49,111 INFO L87 Difference]: Start difference. First operand 4317 states and 5979 transitions. Second operand 3 states. [2018-11-23 00:06:49,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:49,261 INFO L93 Difference]: Finished difference Result 8939 states and 12258 transitions. [2018-11-23 00:06:49,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:06:49,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 303 [2018-11-23 00:06:49,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:49,273 INFO L225 Difference]: With dead ends: 8939 [2018-11-23 00:06:49,273 INFO L226 Difference]: Without dead ends: 4137 [2018-11-23 00:06:49,280 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 [2018-11-23 00:06:49,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4137 states. [2018-11-23 00:06:49,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4137 to 4119. [2018-11-23 00:06:49,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4119 states. [2018-11-23 00:06:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 4119 states and 5685 transitions. [2018-11-23 00:06:49,360 INFO L78 Accepts]: Start accepts. Automaton has 4119 states and 5685 transitions. Word has length 303 [2018-11-23 00:06:49,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:49,361 INFO L480 AbstractCegarLoop]: Abstraction has 4119 states and 5685 transitions. [2018-11-23 00:06:49,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:06:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 5685 transitions. [2018-11-23 00:06:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 00:06:49,370 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:49,371 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] [2018-11-23 00:06:49,371 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:49,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:49,371 INFO L82 PathProgramCache]: Analyzing trace with hash 485612073, now seen corresponding path program 1 times [2018-11-23 00:06:49,371 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:49,371 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:49,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:49,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:49,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 472 proven. 12 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-23 00:06:49,462 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:06:49,462 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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 [2018-11-23 00:06:49,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:49,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:06:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 875 trivial. 0 not checked. [2018-11-23 00:06:49,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:06:49,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-23 00:06:49,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 00:06:49,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 00:06:49,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 00:06:49,623 INFO L87 Difference]: Start difference. First operand 4119 states and 5685 transitions. Second operand 5 states. [2018-11-23 00:06:49,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:49,902 INFO L93 Difference]: Finished difference Result 9393 states and 13075 transitions. [2018-11-23 00:06:49,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:06:49,903 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 313 [2018-11-23 00:06:49,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:49,913 INFO L225 Difference]: With dead ends: 9393 [2018-11-23 00:06:49,913 INFO L226 Difference]: Without dead ends: 5104 [2018-11-23 00:06:49,918 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 [2018-11-23 00:06:49,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2018-11-23 00:06:49,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 4280. [2018-11-23 00:06:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4280 states. [2018-11-23 00:06:49,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 4280 states and 5914 transitions. [2018-11-23 00:06:49,994 INFO L78 Accepts]: Start accepts. Automaton has 4280 states and 5914 transitions. Word has length 313 [2018-11-23 00:06:49,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:49,995 INFO L480 AbstractCegarLoop]: Abstraction has 4280 states and 5914 transitions. [2018-11-23 00:06:49,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 00:06:49,995 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5914 transitions. [2018-11-23 00:06:49,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 00:06:49,999 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:49,999 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] [2018-11-23 00:06:50,000 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:50,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:50,000 INFO L82 PathProgramCache]: Analyzing trace with hash 2043908506, now seen corresponding path program 1 times [2018-11-23 00:06:50,000 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:50,000 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:50,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:50,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:50,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 472 proven. 12 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-23 00:06:50,122 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:06:50,122 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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 [2018-11-23 00:06:50,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:06:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 472 proven. 12 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-23 00:06:50,283 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 00:06:50,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-11-23 00:06:50,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 00:06:50,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 00:06:50,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 00:06:50,285 INFO L87 Difference]: Start difference. First operand 4280 states and 5914 transitions. Second operand 4 states. [2018-11-23 00:06:50,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:50,505 INFO L93 Difference]: Finished difference Result 5435 states and 7545 transitions. [2018-11-23 00:06:50,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 00:06:50,505 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 314 [2018-11-23 00:06:50,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:50,510 INFO L225 Difference]: With dead ends: 5435 [2018-11-23 00:06:50,510 INFO L226 Difference]: Without dead ends: 2213 [2018-11-23 00:06:50,514 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 [2018-11-23 00:06:50,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2018-11-23 00:06:50,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2213. [2018-11-23 00:06:50,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2213 states. [2018-11-23 00:06:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 2213 states and 3071 transitions. [2018-11-23 00:06:50,574 INFO L78 Accepts]: Start accepts. Automaton has 2213 states and 3071 transitions. Word has length 314 [2018-11-23 00:06:50,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:50,574 INFO L480 AbstractCegarLoop]: Abstraction has 2213 states and 3071 transitions. [2018-11-23 00:06:50,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 00:06:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 3071 transitions. [2018-11-23 00:06:50,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-23 00:06:50,578 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:06:50,578 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] [2018-11-23 00:06:50,578 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:06:50,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:06:50,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1619434322, now seen corresponding path program 1 times [2018-11-23 00:06:50,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:06:50,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:06:50,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:50,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:50,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:06:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 649 proven. 5 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-23 00:06:50,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:06:50,695 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/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 [2018-11-23 00:06:50,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:06:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:06:50,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:06:50,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 649 proven. 5 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2018-11-23 00:06:50,876 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 00:06:50,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-11-23 00:06:50,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 00:06:50,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 00:06:50,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 00:06:50,878 INFO L87 Difference]: Start difference. First operand 2213 states and 3071 transitions. Second operand 4 states. [2018-11-23 00:06:51,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:06:51,209 INFO L93 Difference]: Finished difference Result 3159 states and 4328 transitions. [2018-11-23 00:06:51,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 00:06:51,210 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 339 [2018-11-23 00:06:51,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:06:51,211 INFO L225 Difference]: With dead ends: 3159 [2018-11-23 00:06:51,211 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 00:06:51,215 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 [2018-11-23 00:06:51,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 00:06:51,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 00:06:51,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 00:06:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 00:06:51,215 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 339 [2018-11-23 00:06:51,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:06:51,216 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 00:06:51,216 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 00:06:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 00:06:51,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:06:51,220 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 00:06:51,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:06:51,721 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 3 [2018-11-23 00:06:52,030 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2018-11-23 00:06:52,314 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 23 [2018-11-23 00:06:52,511 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-23 00:06:52,511 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 436) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L432-2(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L451 ceAbstractionStarter]: At program point L201(lines 200 537) the Hoare annotation is: true [2018-11-23 00:06:52,512 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)) [2018-11-23 00:06:52,512 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)) [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L401(lines 401 406) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L401-2(lines 401 406) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L170(lines 170 547) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 558) no Hoare annotation was computed. [2018-11-23 00:06:52,512 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 569) no Hoare annotation was computed. [2018-11-23 00:06:52,513 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)) [2018-11-23 00:06:52,513 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)))) [2018-11-23 00:06:52,513 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 81) no Hoare annotation was computed. [2018-11-23 00:06:52,513 INFO L451 ceAbstractionStarter]: At program point L602(lines 97 603) the Hoare annotation is: true [2018-11-23 00:06:52,513 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 546) no Hoare annotation was computed. [2018-11-23 00:06:52,513 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 557) no Hoare annotation was computed. [2018-11-23 00:06:52,513 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 568) no Hoare annotation was computed. [2018-11-23 00:06:52,513 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 376) no Hoare annotation was computed. [2018-11-23 00:06:52,513 INFO L448 ceAbstractionStarter]: For program point L372-2(lines 372 376) no Hoare annotation was computed. [2018-11-23 00:06:52,513 INFO L444 ceAbstractionStarter]: At program point L207(lines 104 569) the Hoare annotation is: (<= ssl3_connect_~blastFlag~0 2) [2018-11-23 00:06:52,515 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)) [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L571(lines 571 599) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 73 81) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 596) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L506-1(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 279) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L308-1(lines 308 322) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L176(lines 176 545) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 556) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 567) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 610) no Hoare annotation was computed. [2018-11-23 00:06:52,516 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 582) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L606-2(lines 606 610) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L573-2(lines 572 594) no Hoare annotation was computed. [2018-11-23 00:06:52,517 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)) [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 579) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 448) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 216) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 544) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 555) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L212-2(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 566) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 481) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 316) no Hoare annotation was computed. [2018-11-23 00:06:52,517 INFO L448 ceAbstractionStarter]: For program point L312-2(lines 310 322) no Hoare annotation was computed. [2018-11-23 00:06:52,518 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)) [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 511 515) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L412(lines 412 416) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 253) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L182(lines 182 543) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L149(lines 149 554) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L116(lines 116 565) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 91) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 65 619) no Hoare annotation was computed. [2018-11-23 00:06:52,518 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)) [2018-11-23 00:06:52,518 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 88) no Hoare annotation was computed. [2018-11-23 00:06:52,518 INFO L451 ceAbstractionStarter]: At program point ssl3_connectENTRY(lines 7 620) the Hoare annotation is: true [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L482(lines 482 486) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L482-2(lines 482 486) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 292) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 542) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 553) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 564) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 388) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2018-11-23 00:06:52,519 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))))) [2018-11-23 00:06:52,519 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)) [2018-11-23 00:06:52,519 INFO L444 ceAbstractionStarter]: At program point L352(lines 65 619) the Hoare annotation is: false [2018-11-23 00:06:52,519 INFO L448 ceAbstractionStarter]: For program point $Ultimate##87(lines 202 536) no Hoare annotation was computed. [2018-11-23 00:06:52,519 INFO L451 ceAbstractionStarter]: At program point L617(lines 65 619) the Hoare annotation is: true [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 590) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L518-2(lines 518 522) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point $Ultimate##88(lines 202 536) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 291) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L287-2(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 541) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 552) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 563) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L453(lines 453 457) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 360) no Hoare annotation was computed. [2018-11-23 00:06:52,520 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 241) no Hoare annotation was computed. [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 540) no Hoare annotation was computed. [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 551) no Hoare annotation was computed. [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point L125(lines 125 562) no Hoare annotation was computed. [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point ssl3_connectEXIT(lines 7 620) no Hoare annotation was computed. [2018-11-23 00:06:52,522 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)))) [2018-11-23 00:06:52,522 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)) [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point ssl3_connectFINAL(lines 7 620) no Hoare annotation was computed. [2018-11-23 00:06:52,522 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 490 502) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 428) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 231) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 539) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L161(lines 161 550) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L128(lines 128 561) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2018-11-23 00:06:52,523 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))) [2018-11-23 00:06:52,523 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)) [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 498) no Hoare annotation was computed. [2018-11-23 00:06:52,523 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 471) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 460 471) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L395(lines 395 399) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 333) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L329-2(lines 202 534) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 538) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 549) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 560) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 65 619) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 468) no Hoare annotation was computed. [2018-11-23 00:06:52,524 INFO L451 ceAbstractionStarter]: At program point L198(lines 197 538) the Hoare annotation is: true [2018-11-23 00:06:52,524 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)) [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 237) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L299-2(lines 299 303) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 548) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 559) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 570) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 00:06:52,525 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L448 ceAbstractionStarter]: For program point L626-1(line 626) no Hoare annotation was computed. [2018-11-23 00:06:52,525 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 621 631) the Hoare annotation is: true [2018-11-23 00:06:52,526 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 621 631) no Hoare annotation was computed. [2018-11-23 00:06:52,526 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 621 631) no Hoare annotation was computed. [2018-11-23 00:06:52,526 INFO L451 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: true [2018-11-23 00:06:52,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:06:52 BoogieIcfgContainer [2018-11-23 00:06:52,550 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 00:06:52,551 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:06:52,551 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:06:52,551 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:06:52,551 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:06:45" (3/4) ... [2018-11-23 00:06:52,559 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:06:52,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 00:06:52,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_connect [2018-11-23 00:06:52,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 00:06:52,570 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 00:06:52,571 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 00:06:52,571 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 00:06:52,639 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6db7a8b9-5b61-4517-823c-e1dfde74ac2e/bin-2019/uautomizer/witness.graphml [2018-11-23 00:06:52,639 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:06:52,640 INFO L168 Benchmark]: Toolchain (without parser) took 8116.08 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 708.3 MB). Free memory was 955.5 MB in the beginning and 1.4 GB in the end (delta: -427.7 MB). Peak memory consumption was 280.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:06:52,641 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:06:52,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.08 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 936.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:06:52,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 936.7 MB in the beginning and 1.2 GB in the end (delta: -216.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:06:52,642 INFO L168 Benchmark]: Boogie Preprocessor took 35.54 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. [2018-11-23 00:06:52,642 INFO L168 Benchmark]: RCFGBuilder took 477.76 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. [2018-11-23 00:06:52,643 INFO L168 Benchmark]: TraceAbstraction took 7232.28 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 549.5 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -293.9 MB). Peak memory consumption was 255.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:06:52,643 INFO L168 Benchmark]: Witness Printer took 88.79 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-23 00:06:52,644 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 225.08 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 936.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 936.7 MB in the beginning and 1.2 GB in the end (delta: -216.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.54 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 477.76 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7232.28 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 549.5 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -293.9 MB). Peak memory consumption was 255.5 MB. Max. memory is 11.5 GB. * Witness Printer took 88.79 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. 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, 7.1s OverallTime, 20 OverallIterations, 15 TraceHistogramMax, 2.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 3999 SDtfs, 1591 SDslu, 2627 SDs, 0 SdLazy, 2069 SolverSat, 491 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s 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, 1.1s 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...