./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8606fedee33cf8010a3eab1c4fca8db980de8a79 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:53:11,295 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:53:11,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:53:11,306 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:53:11,306 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:53:11,307 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:53:11,308 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:53:11,310 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:53:11,311 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:53:11,312 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:53:11,313 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:53:11,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:53:11,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:53:11,314 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:53:11,315 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:53:11,316 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:53:11,317 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:53:11,318 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:53:11,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:53:11,321 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:53:11,322 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:53:11,323 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:53:11,325 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:53:11,325 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:53:11,326 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:53:11,326 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:53:11,327 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:53:11,328 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:53:11,328 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:53:11,329 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:53:11,330 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:53:11,330 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:53:11,331 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:53:11,331 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:53:11,332 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:53:11,332 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:53:11,332 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 09:53:11,350 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:53:11,350 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:53:11,351 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:53:11,351 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 09:53:11,351 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 09:53:11,352 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 09:53:11,352 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 09:53:11,352 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 09:53:11,355 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 09:53:11,355 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 09:53:11,355 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 09:53:11,355 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 09:53:11,356 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 09:53:11,356 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:53:11,356 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:53:11,357 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:53:11,358 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:53:11,358 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:53:11,358 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:53:11,358 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:53:11,358 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:53:11,358 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:53:11,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:53:11,359 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 09:53:11,359 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan 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 -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8606fedee33cf8010a3eab1c4fca8db980de8a79 [2018-11-18 09:53:11,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:53:11,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:53:11,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:53:11,412 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:53:11,413 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:53:11,413 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/../../sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 09:53:11,460 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/data/8ee8b95e8/069d69be41d342e09ddbe558106b222a/FLAG11246bba8 [2018-11-18 09:53:11,809 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:53:11,810 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 09:53:11,827 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/data/8ee8b95e8/069d69be41d342e09ddbe558106b222a/FLAG11246bba8 [2018-11-18 09:53:11,842 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/data/8ee8b95e8/069d69be41d342e09ddbe558106b222a [2018-11-18 09:53:11,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:53:11,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 09:53:11,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:53:11,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:53:11,852 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:53:11,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:53:11" (1/1) ... [2018-11-18 09:53:11,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d761c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:11, skipping insertion in model container [2018-11-18 09:53:11,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:53:11" (1/1) ... [2018-11-18 09:53:11,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:53:11,895 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:53:12,057 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:53:12,066 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:53:12,110 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:53:12,121 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:53:12,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12 WrapperNode [2018-11-18 09:53:12,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:53:12,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 09:53:12,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 09:53:12,122 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 09:53:12,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 09:53:12,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:53:12,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:53:12,195 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:53:12,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... [2018-11-18 09:53:12,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:53:12,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:53:12,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:53:12,247 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:53:12,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/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 [2018-11-18 09:53:12,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:53:12,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:53:12,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:53:12,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:53:12,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:53:12,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:53:12,300 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-18 09:53:12,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-18 09:53:12,440 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 09:53:12,440 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 09:53:12,985 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:53:12,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:53:12 BoogieIcfgContainer [2018-11-18 09:53:12,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:53:12,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:53:12,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:53:12,988 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:53:12,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:53:11" (1/3) ... [2018-11-18 09:53:12,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85c186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:53:12, skipping insertion in model container [2018-11-18 09:53:12,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:53:12" (2/3) ... [2018-11-18 09:53:12,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@85c186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:53:12, skipping insertion in model container [2018-11-18 09:53:12,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:53:12" (3/3) ... [2018-11-18 09:53:12,992 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 09:53:13,000 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:53:13,007 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:53:13,021 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:53:13,049 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:53:13,049 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:53:13,049 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:53:13,049 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:53:13,050 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:53:13,050 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:53:13,050 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:53:13,050 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:53:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-18 09:53:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 09:53:13,076 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:13,076 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:13,078 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:13,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:13,083 INFO L82 PathProgramCache]: Analyzing trace with hash 258446280, now seen corresponding path program 1 times [2018-11-18 09:53:13,085 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:13,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:13,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:13,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:13,128 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:53:13,464 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:13,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:53:13,465 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:13,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:53:13,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:53:13,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:53:13,483 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 5 states. [2018-11-18 09:53:13,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:13,997 INFO L93 Difference]: Finished difference Result 329 states and 560 transitions. [2018-11-18 09:53:13,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:53:13,998 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-11-18 09:53:13,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:14,009 INFO L225 Difference]: With dead ends: 329 [2018-11-18 09:53:14,009 INFO L226 Difference]: Without dead ends: 168 [2018-11-18 09:53:14,012 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:53:14,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-11-18 09:53:14,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 163. [2018-11-18 09:53:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-18 09:53:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 255 transitions. [2018-11-18 09:53:14,056 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 255 transitions. Word has length 50 [2018-11-18 09:53:14,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:14,057 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 255 transitions. [2018-11-18 09:53:14,058 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:53:14,058 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 255 transitions. [2018-11-18 09:53:14,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 09:53:14,059 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:14,059 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:14,059 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:14,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:14,059 INFO L82 PathProgramCache]: Analyzing trace with hash -585135443, now seen corresponding path program 1 times [2018-11-18 09:53:14,060 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:14,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:14,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:14,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:14,061 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:14,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:53:14,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:14,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:53:14,177 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:14,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:53:14,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:53:14,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:53:14,179 INFO L87 Difference]: Start difference. First operand 163 states and 255 transitions. Second operand 5 states. [2018-11-18 09:53:14,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:14,612 INFO L93 Difference]: Finished difference Result 362 states and 575 transitions. [2018-11-18 09:53:14,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:53:14,612 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2018-11-18 09:53:14,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:14,614 INFO L225 Difference]: With dead ends: 362 [2018-11-18 09:53:14,614 INFO L226 Difference]: Without dead ends: 210 [2018-11-18 09:53:14,615 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:53:14,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-11-18 09:53:14,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 205. [2018-11-18 09:53:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-11-18 09:53:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 328 transitions. [2018-11-18 09:53:14,632 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 328 transitions. Word has length 51 [2018-11-18 09:53:14,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:14,632 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 328 transitions. [2018-11-18 09:53:14,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:53:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 328 transitions. [2018-11-18 09:53:14,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 09:53:14,636 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:14,636 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 09:53:14,636 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:14,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:14,637 INFO L82 PathProgramCache]: Analyzing trace with hash -897217812, now seen corresponding path program 1 times [2018-11-18 09:53:14,637 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:14,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:14,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:14,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:14,638 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:14,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:53:14,722 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:14,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:14,723 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:14,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:14,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:14,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:14,724 INFO L87 Difference]: Start difference. First operand 205 states and 328 transitions. Second operand 3 states. [2018-11-18 09:53:14,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:14,795 INFO L93 Difference]: Finished difference Result 586 states and 948 transitions. [2018-11-18 09:53:14,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:14,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-11-18 09:53:14,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:14,800 INFO L225 Difference]: With dead ends: 586 [2018-11-18 09:53:14,800 INFO L226 Difference]: Without dead ends: 394 [2018-11-18 09:53:14,804 INFO L604 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 [2018-11-18 09:53:14,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-11-18 09:53:14,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 394. [2018-11-18 09:53:14,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2018-11-18 09:53:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 632 transitions. [2018-11-18 09:53:14,820 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 632 transitions. Word has length 67 [2018-11-18 09:53:14,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:14,821 INFO L480 AbstractCegarLoop]: Abstraction has 394 states and 632 transitions. [2018-11-18 09:53:14,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 632 transitions. [2018-11-18 09:53:14,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 09:53:14,823 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:14,824 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 09:53:14,824 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:14,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:14,824 INFO L82 PathProgramCache]: Analyzing trace with hash 175466, now seen corresponding path program 1 times [2018-11-18 09:53:14,824 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:14,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:14,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:14,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:14,825 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:53:14,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:14,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:14,905 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:14,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:14,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:14,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:14,906 INFO L87 Difference]: Start difference. First operand 394 states and 632 transitions. Second operand 3 states. [2018-11-18 09:53:14,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:14,986 INFO L93 Difference]: Finished difference Result 776 states and 1253 transitions. [2018-11-18 09:53:14,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:14,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-11-18 09:53:14,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:14,989 INFO L225 Difference]: With dead ends: 776 [2018-11-18 09:53:14,989 INFO L226 Difference]: Without dead ends: 584 [2018-11-18 09:53:14,990 INFO L604 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 [2018-11-18 09:53:14,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-11-18 09:53:15,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 584. [2018-11-18 09:53:15,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-18 09:53:15,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 939 transitions. [2018-11-18 09:53:15,021 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 939 transitions. Word has length 67 [2018-11-18 09:53:15,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:15,022 INFO L480 AbstractCegarLoop]: Abstraction has 584 states and 939 transitions. [2018-11-18 09:53:15,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:15,022 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 939 transitions. [2018-11-18 09:53:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:53:15,025 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:15,025 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:15,025 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:15,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:15,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1419775682, now seen corresponding path program 1 times [2018-11-18 09:53:15,026 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:15,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:15,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:15,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:15,027 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:15,099 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 09:53:15,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:15,099 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:15,100 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:15,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:15,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:15,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:15,100 INFO L87 Difference]: Start difference. First operand 584 states and 939 transitions. Second operand 3 states. [2018-11-18 09:53:15,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:15,387 INFO L93 Difference]: Finished difference Result 1373 states and 2236 transitions. [2018-11-18 09:53:15,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:15,388 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2018-11-18 09:53:15,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:15,391 INFO L225 Difference]: With dead ends: 1373 [2018-11-18 09:53:15,391 INFO L226 Difference]: Without dead ends: 802 [2018-11-18 09:53:15,392 INFO L604 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 [2018-11-18 09:53:15,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2018-11-18 09:53:15,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 790. [2018-11-18 09:53:15,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2018-11-18 09:53:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1145 transitions. [2018-11-18 09:53:15,417 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1145 transitions. Word has length 106 [2018-11-18 09:53:15,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:15,417 INFO L480 AbstractCegarLoop]: Abstraction has 790 states and 1145 transitions. [2018-11-18 09:53:15,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1145 transitions. [2018-11-18 09:53:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 09:53:15,419 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:15,420 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:15,420 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:15,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:15,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1217951748, now seen corresponding path program 1 times [2018-11-18 09:53:15,420 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:15,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:15,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:15,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:15,421 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 09:53:15,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:15,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:15,533 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:15,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:15,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:15,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:15,534 INFO L87 Difference]: Start difference. First operand 790 states and 1145 transitions. Second operand 3 states. [2018-11-18 09:53:16,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:16,205 INFO L93 Difference]: Finished difference Result 1699 states and 2502 transitions. [2018-11-18 09:53:16,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:16,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2018-11-18 09:53:16,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:16,211 INFO L225 Difference]: With dead ends: 1699 [2018-11-18 09:53:16,211 INFO L226 Difference]: Without dead ends: 922 [2018-11-18 09:53:16,212 INFO L604 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 [2018-11-18 09:53:16,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2018-11-18 09:53:16,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 886. [2018-11-18 09:53:16,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2018-11-18 09:53:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1280 transitions. [2018-11-18 09:53:16,236 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1280 transitions. Word has length 106 [2018-11-18 09:53:16,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:16,237 INFO L480 AbstractCegarLoop]: Abstraction has 886 states and 1280 transitions. [2018-11-18 09:53:16,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:16,237 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1280 transitions. [2018-11-18 09:53:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 09:53:16,240 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:16,241 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2018-11-18 09:53:16,241 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:16,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:16,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1453211966, now seen corresponding path program 1 times [2018-11-18 09:53:16,241 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:16,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:16,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:16,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:16,242 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 09:53:16,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:16,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:16,418 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:16,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:16,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:16,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:16,419 INFO L87 Difference]: Start difference. First operand 886 states and 1280 transitions. Second operand 3 states. [2018-11-18 09:53:16,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:16,700 INFO L93 Difference]: Finished difference Result 1192 states and 1728 transitions. [2018-11-18 09:53:16,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:16,701 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2018-11-18 09:53:16,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:16,705 INFO L225 Difference]: With dead ends: 1192 [2018-11-18 09:53:16,705 INFO L226 Difference]: Without dead ends: 1190 [2018-11-18 09:53:16,706 INFO L604 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 [2018-11-18 09:53:16,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2018-11-18 09:53:16,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 1190. [2018-11-18 09:53:16,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1190 states. [2018-11-18 09:53:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1726 transitions. [2018-11-18 09:53:16,739 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1726 transitions. Word has length 130 [2018-11-18 09:53:16,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:16,739 INFO L480 AbstractCegarLoop]: Abstraction has 1190 states and 1726 transitions. [2018-11-18 09:53:16,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:16,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1726 transitions. [2018-11-18 09:53:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 09:53:16,743 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:16,743 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:16,743 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:16,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:16,744 INFO L82 PathProgramCache]: Analyzing trace with hash 356426966, now seen corresponding path program 1 times [2018-11-18 09:53:16,744 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:16,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:16,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:16,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:16,745 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:16,870 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 09:53:16,870 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:16,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:16,871 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:16,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:16,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:16,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:16,871 INFO L87 Difference]: Start difference. First operand 1190 states and 1726 transitions. Second operand 3 states. [2018-11-18 09:53:17,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:17,349 INFO L93 Difference]: Finished difference Result 2475 states and 3571 transitions. [2018-11-18 09:53:17,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:17,354 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-18 09:53:17,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:17,357 INFO L225 Difference]: With dead ends: 2475 [2018-11-18 09:53:17,357 INFO L226 Difference]: Without dead ends: 1298 [2018-11-18 09:53:17,360 INFO L604 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 [2018-11-18 09:53:17,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1298 states. [2018-11-18 09:53:17,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1298 to 1286. [2018-11-18 09:53:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1286 states. [2018-11-18 09:53:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1842 transitions. [2018-11-18 09:53:17,391 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1842 transitions. Word has length 180 [2018-11-18 09:53:17,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:17,391 INFO L480 AbstractCegarLoop]: Abstraction has 1286 states and 1842 transitions. [2018-11-18 09:53:17,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1842 transitions. [2018-11-18 09:53:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 09:53:17,394 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:17,394 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:17,395 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:17,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:17,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1077205629, now seen corresponding path program 1 times [2018-11-18 09:53:17,395 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:17,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:17,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:17,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:17,396 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 09:53:17,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:17,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:17,541 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:17,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:17,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:17,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:17,542 INFO L87 Difference]: Start difference. First operand 1286 states and 1842 transitions. Second operand 3 states. [2018-11-18 09:53:17,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:17,828 INFO L93 Difference]: Finished difference Result 2711 states and 3883 transitions. [2018-11-18 09:53:17,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:17,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2018-11-18 09:53:17,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:17,832 INFO L225 Difference]: With dead ends: 2711 [2018-11-18 09:53:17,832 INFO L226 Difference]: Without dead ends: 1438 [2018-11-18 09:53:17,834 INFO L604 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 [2018-11-18 09:53:17,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1438 states. [2018-11-18 09:53:17,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1438 to 1390. [2018-11-18 09:53:17,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1390 states. [2018-11-18 09:53:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 1966 transitions. [2018-11-18 09:53:17,865 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 1966 transitions. Word has length 201 [2018-11-18 09:53:17,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:17,865 INFO L480 AbstractCegarLoop]: Abstraction has 1390 states and 1966 transitions. [2018-11-18 09:53:17,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:17,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1966 transitions. [2018-11-18 09:53:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 09:53:17,869 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:17,869 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:17,870 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:17,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:17,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1179524484, now seen corresponding path program 1 times [2018-11-18 09:53:17,870 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:17,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:17,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:17,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:17,871 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:17,981 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 09:53:17,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:17,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:17,982 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:17,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:17,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:17,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:17,983 INFO L87 Difference]: Start difference. First operand 1390 states and 1966 transitions. Second operand 3 states. [2018-11-18 09:53:18,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:18,308 INFO L93 Difference]: Finished difference Result 2907 states and 4115 transitions. [2018-11-18 09:53:18,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:18,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2018-11-18 09:53:18,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:18,322 INFO L225 Difference]: With dead ends: 2907 [2018-11-18 09:53:18,322 INFO L226 Difference]: Without dead ends: 1530 [2018-11-18 09:53:18,324 INFO L604 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 [2018-11-18 09:53:18,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2018-11-18 09:53:18,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1502. [2018-11-18 09:53:18,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-11-18 09:53:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2098 transitions. [2018-11-18 09:53:18,354 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2098 transitions. Word has length 228 [2018-11-18 09:53:18,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:18,355 INFO L480 AbstractCegarLoop]: Abstraction has 1502 states and 2098 transitions. [2018-11-18 09:53:18,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2098 transitions. [2018-11-18 09:53:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 09:53:18,360 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:18,360 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:18,361 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:18,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:18,361 INFO L82 PathProgramCache]: Analyzing trace with hash -1504258843, now seen corresponding path program 1 times [2018-11-18 09:53:18,361 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:18,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:18,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:18,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:18,363 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 09:53:18,524 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:18,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:18,524 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:18,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:18,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:18,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:18,527 INFO L87 Difference]: Start difference. First operand 1502 states and 2098 transitions. Second operand 3 states. [2018-11-18 09:53:18,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:18,688 INFO L93 Difference]: Finished difference Result 4472 states and 6248 transitions. [2018-11-18 09:53:18,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:18,688 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 229 [2018-11-18 09:53:18,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:18,696 INFO L225 Difference]: With dead ends: 4472 [2018-11-18 09:53:18,697 INFO L226 Difference]: Without dead ends: 2983 [2018-11-18 09:53:18,700 INFO L604 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 [2018-11-18 09:53:18,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2983 states. [2018-11-18 09:53:18,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2983 to 2981. [2018-11-18 09:53:18,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2981 states. [2018-11-18 09:53:18,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 4158 transitions. [2018-11-18 09:53:18,787 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 4158 transitions. Word has length 229 [2018-11-18 09:53:18,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:18,788 INFO L480 AbstractCegarLoop]: Abstraction has 2981 states and 4158 transitions. [2018-11-18 09:53:18,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 4158 transitions. [2018-11-18 09:53:18,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 09:53:18,795 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:18,796 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:53:18,796 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:18,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:18,796 INFO L82 PathProgramCache]: Analyzing trace with hash -1995492461, now seen corresponding path program 1 times [2018-11-18 09:53:18,796 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:18,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:18,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:18,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:18,800 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-18 09:53:18,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:18,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:18,901 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:18,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:18,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:18,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:18,902 INFO L87 Difference]: Start difference. First operand 2981 states and 4158 transitions. Second operand 3 states. [2018-11-18 09:53:19,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:19,159 INFO L93 Difference]: Finished difference Result 6285 states and 8883 transitions. [2018-11-18 09:53:19,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:19,160 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-18 09:53:19,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:19,166 INFO L225 Difference]: With dead ends: 6285 [2018-11-18 09:53:19,166 INFO L226 Difference]: Without dead ends: 3237 [2018-11-18 09:53:19,171 INFO L604 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 [2018-11-18 09:53:19,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3237 states. [2018-11-18 09:53:19,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3237 to 3237. [2018-11-18 09:53:19,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3237 states. [2018-11-18 09:53:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 4454 transitions. [2018-11-18 09:53:19,230 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 4454 transitions. Word has length 230 [2018-11-18 09:53:19,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:19,231 INFO L480 AbstractCegarLoop]: Abstraction has 3237 states and 4454 transitions. [2018-11-18 09:53:19,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 4454 transitions. [2018-11-18 09:53:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 09:53:19,236 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:19,236 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 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] [2018-11-18 09:53:19,236 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:19,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:19,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1946428146, now seen corresponding path program 1 times [2018-11-18 09:53:19,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:19,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:19,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:19,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:19,237 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-18 09:53:19,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:19,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:19,353 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:19,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:19,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:19,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:19,355 INFO L87 Difference]: Start difference. First operand 3237 states and 4454 transitions. Second operand 3 states. [2018-11-18 09:53:20,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:20,031 INFO L93 Difference]: Finished difference Result 6717 states and 9243 transitions. [2018-11-18 09:53:20,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:20,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2018-11-18 09:53:20,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:20,040 INFO L225 Difference]: With dead ends: 6717 [2018-11-18 09:53:20,040 INFO L226 Difference]: Without dead ends: 3493 [2018-11-18 09:53:20,047 INFO L604 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 [2018-11-18 09:53:20,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2018-11-18 09:53:20,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3477. [2018-11-18 09:53:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3477 states. [2018-11-18 09:53:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 4734 transitions. [2018-11-18 09:53:20,107 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 4734 transitions. Word has length 256 [2018-11-18 09:53:20,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:20,107 INFO L480 AbstractCegarLoop]: Abstraction has 3477 states and 4734 transitions. [2018-11-18 09:53:20,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 4734 transitions. [2018-11-18 09:53:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-18 09:53:20,112 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:20,112 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 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] [2018-11-18 09:53:20,112 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:20,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:20,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1729516943, now seen corresponding path program 1 times [2018-11-18 09:53:20,113 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:20,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:20,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:20,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:20,114 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 449 proven. 17 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-18 09:53:20,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:20,260 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:53:20,261 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 260 with the following transitions: [2018-11-18 09:53:20,262 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [315], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [502], [508], [513], [515], [518], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 09:53:20,301 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:53:20,301 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:53:21,114 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:53:21,115 INFO L272 AbstractInterpreter]: Visited 91 different actions 432 times. Merged at 77 different actions 308 times. Widened at 5 different actions 6 times. Performed 1941 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1941 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 39 fixpoints after 11 different actions. Largest state had 89 variables. [2018-11-18 09:53:21,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:21,159 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:53:21,159 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:21,159 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/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 [2018-11-18 09:53:21,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:21,176 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:53:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:21,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 09:53:21,422 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:53:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 09:53:21,502 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:53:21,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-11-18 09:53:21,502 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:21,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:21,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:21,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:53:21,503 INFO L87 Difference]: Start difference. First operand 3477 states and 4734 transitions. Second operand 3 states. [2018-11-18 09:53:21,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:21,825 INFO L93 Difference]: Finished difference Result 7023 states and 9601 transitions. [2018-11-18 09:53:21,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:21,825 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2018-11-18 09:53:21,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:21,838 INFO L225 Difference]: With dead ends: 7023 [2018-11-18 09:53:21,838 INFO L226 Difference]: Without dead ends: 4363 [2018-11-18 09:53:21,843 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 517 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:53:21,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4363 states. [2018-11-18 09:53:21,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4363 to 4363. [2018-11-18 09:53:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4363 states. [2018-11-18 09:53:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 4363 states and 5949 transitions. [2018-11-18 09:53:21,938 INFO L78 Accepts]: Start accepts. Automaton has 4363 states and 5949 transitions. Word has length 259 [2018-11-18 09:53:21,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:21,939 INFO L480 AbstractCegarLoop]: Abstraction has 4363 states and 5949 transitions. [2018-11-18 09:53:21,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:21,939 INFO L276 IsEmpty]: Start isEmpty. Operand 4363 states and 5949 transitions. [2018-11-18 09:53:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-18 09:53:21,948 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:21,948 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-11-18 09:53:21,949 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:21,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:21,949 INFO L82 PathProgramCache]: Analyzing trace with hash 943192649, now seen corresponding path program 1 times [2018-11-18 09:53:21,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:21,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:21,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:21,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:21,952 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 450 proven. 17 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 09:53:22,149 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:22,149 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:53:22,150 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 267 with the following transitions: [2018-11-18 09:53:22,150 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [119], [124], [129], [134], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [315], [319], [442], [444], [492], [497], [500], [502], [508], [513], [515], [518], [520], [525], [528], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 09:53:22,153 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:53:22,157 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:53:22,544 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:53:22,544 INFO L272 AbstractInterpreter]: Visited 78 different actions 366 times. Merged at 64 different actions 261 times. Widened at 3 different actions 3 times. Performed 1591 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1591 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 30 fixpoints after 12 different actions. Largest state had 87 variables. [2018-11-18 09:53:22,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:22,583 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:53:22,583 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:22,583 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-11-18 09:53:22,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:22,594 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:53:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:22,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 450 proven. 17 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 09:53:22,699 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:53:22,975 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 450 proven. 17 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 09:53:22,991 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:53:22,992 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-11-18 09:53:22,992 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:53:22,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:53:22,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:53:22,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:53:22,993 INFO L87 Difference]: Start difference. First operand 4363 states and 5949 transitions. Second operand 4 states. [2018-11-18 09:53:23,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:23,752 INFO L93 Difference]: Finished difference Result 10949 states and 14900 transitions. [2018-11-18 09:53:23,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:53:23,758 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 266 [2018-11-18 09:53:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:23,778 INFO L225 Difference]: With dead ends: 10949 [2018-11-18 09:53:23,778 INFO L226 Difference]: Without dead ends: 6599 [2018-11-18 09:53:23,783 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:53:23,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6599 states. [2018-11-18 09:53:23,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6599 to 5543. [2018-11-18 09:53:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5543 states. [2018-11-18 09:53:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 5543 states and 7319 transitions. [2018-11-18 09:53:23,918 INFO L78 Accepts]: Start accepts. Automaton has 5543 states and 7319 transitions. Word has length 266 [2018-11-18 09:53:23,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:23,918 INFO L480 AbstractCegarLoop]: Abstraction has 5543 states and 7319 transitions. [2018-11-18 09:53:23,918 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:53:23,918 INFO L276 IsEmpty]: Start isEmpty. Operand 5543 states and 7319 transitions. [2018-11-18 09:53:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-18 09:53:23,929 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:23,929 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-11-18 09:53:23,930 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:23,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:23,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1361081351, now seen corresponding path program 1 times [2018-11-18 09:53:23,930 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:23,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:23,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:23,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:23,933 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:24,102 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-18 09:53:24,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:24,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:24,103 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:24,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:24,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:24,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:24,104 INFO L87 Difference]: Start difference. First operand 5543 states and 7319 transitions. Second operand 3 states. [2018-11-18 09:53:24,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:24,218 INFO L93 Difference]: Finished difference Result 15513 states and 20643 transitions. [2018-11-18 09:53:24,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:24,218 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 266 [2018-11-18 09:53:24,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:24,229 INFO L225 Difference]: With dead ends: 15513 [2018-11-18 09:53:24,229 INFO L226 Difference]: Without dead ends: 6499 [2018-11-18 09:53:24,238 INFO L604 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 [2018-11-18 09:53:24,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6499 states. [2018-11-18 09:53:24,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6499 to 6150. [2018-11-18 09:53:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6150 states. [2018-11-18 09:53:24,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6150 states to 6150 states and 8243 transitions. [2018-11-18 09:53:24,306 INFO L78 Accepts]: Start accepts. Automaton has 6150 states and 8243 transitions. Word has length 266 [2018-11-18 09:53:24,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:24,307 INFO L480 AbstractCegarLoop]: Abstraction has 6150 states and 8243 transitions. [2018-11-18 09:53:24,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:24,307 INFO L276 IsEmpty]: Start isEmpty. Operand 6150 states and 8243 transitions. [2018-11-18 09:53:24,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-18 09:53:24,313 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:24,313 INFO L375 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-11-18 09:53:24,314 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:24,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:24,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1680925372, now seen corresponding path program 1 times [2018-11-18 09:53:24,314 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:24,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:24,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:24,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:24,315 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:24,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 916 proven. 27 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-11-18 09:53:24,486 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:24,486 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:53:24,487 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 373 with the following transitions: [2018-11-18 09:53:24,487 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [315], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [500], [502], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 09:53:24,489 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:53:24,489 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:53:24,859 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:53:24,861 INFO L272 AbstractInterpreter]: Visited 96 different actions 391 times. Merged at 80 different actions 261 times. Widened at 3 different actions 4 times. Performed 1747 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1747 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 41 fixpoints after 13 different actions. Largest state had 89 variables. [2018-11-18 09:53:24,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:24,903 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:53:24,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:24,904 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/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 [2018-11-18 09:53:24,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:24,914 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:53:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:24,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 716 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2018-11-18 09:53:25,078 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:53:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 716 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2018-11-18 09:53:25,154 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:53:25,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-11-18 09:53:25,154 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:25,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:25,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:25,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:53:25,155 INFO L87 Difference]: Start difference. First operand 6150 states and 8243 transitions. Second operand 3 states. [2018-11-18 09:53:25,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:25,216 INFO L93 Difference]: Finished difference Result 7722 states and 10372 transitions. [2018-11-18 09:53:25,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:25,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 372 [2018-11-18 09:53:25,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:25,227 INFO L225 Difference]: With dead ends: 7722 [2018-11-18 09:53:25,227 INFO L226 Difference]: Without dead ends: 6293 [2018-11-18 09:53:25,231 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 747 GetRequests, 744 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:53:25,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6293 states. [2018-11-18 09:53:25,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6293 to 4723. [2018-11-18 09:53:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4723 states. [2018-11-18 09:53:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 4723 states and 6329 transitions. [2018-11-18 09:53:25,373 INFO L78 Accepts]: Start accepts. Automaton has 4723 states and 6329 transitions. Word has length 372 [2018-11-18 09:53:25,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:25,374 INFO L480 AbstractCegarLoop]: Abstraction has 4723 states and 6329 transitions. [2018-11-18 09:53:25,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4723 states and 6329 transitions. [2018-11-18 09:53:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-11-18 09:53:25,381 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:25,382 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 09:53:25,382 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:25,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:25,382 INFO L82 PathProgramCache]: Analyzing trace with hash 997957909, now seen corresponding path program 1 times [2018-11-18 09:53:25,383 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:25,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:25,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:25,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:25,383 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 1317 proven. 27 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-11-18 09:53:25,632 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:25,632 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:53:25,632 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 438 with the following transitions: [2018-11-18 09:53:25,633 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [500], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 09:53:25,636 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:53:25,640 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:53:25,982 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:53:25,983 INFO L272 AbstractInterpreter]: Visited 94 different actions 445 times. Merged at 79 different actions 317 times. Widened at 5 different actions 6 times. Performed 2009 root evaluator evaluations with a maximum evaluation depth of 4. Performed 2009 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 39 fixpoints after 12 different actions. Largest state had 89 variables. [2018-11-18 09:53:26,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:26,035 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:53:26,035 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:26,035 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-11-18 09:53:26,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:26,050 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:53:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:26,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 1317 proven. 27 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-11-18 09:53:26,252 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:53:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 1317 proven. 27 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-11-18 09:53:26,471 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:53:26,471 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-11-18 09:53:26,471 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:53:26,472 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:53:26,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:53:26,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:53:26,472 INFO L87 Difference]: Start difference. First operand 4723 states and 6329 transitions. Second operand 4 states. [2018-11-18 09:53:27,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:27,056 INFO L93 Difference]: Finished difference Result 10993 states and 14752 transitions. [2018-11-18 09:53:27,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:53:27,056 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 437 [2018-11-18 09:53:27,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:27,065 INFO L225 Difference]: With dead ends: 10993 [2018-11-18 09:53:27,065 INFO L226 Difference]: Without dead ends: 6065 [2018-11-18 09:53:27,071 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 879 GetRequests, 874 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:53:27,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6065 states. [2018-11-18 09:53:27,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6065 to 4669. [2018-11-18 09:53:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4669 states. [2018-11-18 09:53:27,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4669 states to 4669 states and 6147 transitions. [2018-11-18 09:53:27,161 INFO L78 Accepts]: Start accepts. Automaton has 4669 states and 6147 transitions. Word has length 437 [2018-11-18 09:53:27,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:27,162 INFO L480 AbstractCegarLoop]: Abstraction has 4669 states and 6147 transitions. [2018-11-18 09:53:27,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:53:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 4669 states and 6147 transitions. [2018-11-18 09:53:27,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2018-11-18 09:53:27,170 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:27,170 INFO L375 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 09:53:27,170 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:27,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:27,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1471116323, now seen corresponding path program 1 times [2018-11-18 09:53:27,171 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:27,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:27,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:27,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:27,171 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:27,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 1434 proven. 14 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-11-18 09:53:27,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:27,416 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:53:27,417 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 472 with the following transitions: [2018-11-18 09:53:27,417 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [288], [294], [296], [299], [301], [304], [312], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [500], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 09:53:27,419 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:53:27,420 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:53:27,708 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:53:27,709 INFO L272 AbstractInterpreter]: Visited 95 different actions 377 times. Merged at 79 different actions 252 times. Widened at 4 different actions 4 times. Performed 1677 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1677 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 35 fixpoints after 12 different actions. Largest state had 89 variables. [2018-11-18 09:53:27,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:27,725 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:53:27,726 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:27,726 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:53:27,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:27,733 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:53:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:27,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:27,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 1434 proven. 14 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-11-18 09:53:27,906 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:53:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 1434 proven. 14 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-11-18 09:53:28,073 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:53:28,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-11-18 09:53:28,074 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:53:28,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:53:28,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:53:28,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:53:28,077 INFO L87 Difference]: Start difference. First operand 4669 states and 6147 transitions. Second operand 4 states. [2018-11-18 09:53:28,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:28,370 INFO L93 Difference]: Finished difference Result 13607 states and 17890 transitions. [2018-11-18 09:53:28,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 09:53:28,371 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 471 [2018-11-18 09:53:28,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:28,384 INFO L225 Difference]: With dead ends: 13607 [2018-11-18 09:53:28,384 INFO L226 Difference]: Without dead ends: 9327 [2018-11-18 09:53:28,390 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 947 GetRequests, 942 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:53:28,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9327 states. [2018-11-18 09:53:28,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9327 to 6415. [2018-11-18 09:53:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6415 states. [2018-11-18 09:53:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6415 states to 6415 states and 8443 transitions. [2018-11-18 09:53:28,530 INFO L78 Accepts]: Start accepts. Automaton has 6415 states and 8443 transitions. Word has length 471 [2018-11-18 09:53:28,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:28,530 INFO L480 AbstractCegarLoop]: Abstraction has 6415 states and 8443 transitions. [2018-11-18 09:53:28,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:53:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 6415 states and 8443 transitions. [2018-11-18 09:53:28,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2018-11-18 09:53:28,536 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:28,536 INFO L375 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 09:53:28,537 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:28,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:28,537 INFO L82 PathProgramCache]: Analyzing trace with hash -730164922, now seen corresponding path program 1 times [2018-11-18 09:53:28,537 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:28,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:28,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:28,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:28,538 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3053 backedges. 1749 proven. 0 refuted. 0 times theorem prover too weak. 1304 trivial. 0 not checked. [2018-11-18 09:53:28,743 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:28,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:28,743 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:28,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:28,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:28,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:28,744 INFO L87 Difference]: Start difference. First operand 6415 states and 8443 transitions. Second operand 3 states. [2018-11-18 09:53:28,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:28,977 INFO L93 Difference]: Finished difference Result 13606 states and 17817 transitions. [2018-11-18 09:53:28,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:28,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 517 [2018-11-18 09:53:28,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:28,984 INFO L225 Difference]: With dead ends: 13606 [2018-11-18 09:53:28,984 INFO L226 Difference]: Without dead ends: 7229 [2018-11-18 09:53:28,992 INFO L604 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 [2018-11-18 09:53:28,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7229 states. [2018-11-18 09:53:29,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7229 to 7185. [2018-11-18 09:53:29,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7185 states. [2018-11-18 09:53:29,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 9323 transitions. [2018-11-18 09:53:29,106 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 9323 transitions. Word has length 517 [2018-11-18 09:53:29,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:29,106 INFO L480 AbstractCegarLoop]: Abstraction has 7185 states and 9323 transitions. [2018-11-18 09:53:29,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:29,106 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 9323 transitions. [2018-11-18 09:53:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2018-11-18 09:53:29,112 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:29,113 INFO L375 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 09:53:29,113 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:29,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:29,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1190669711, now seen corresponding path program 1 times [2018-11-18 09:53:29,113 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:29,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:29,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:29,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:29,114 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:29,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3309 backedges. 1766 proven. 0 refuted. 0 times theorem prover too weak. 1543 trivial. 0 not checked. [2018-11-18 09:53:29,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:53:29,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:53:29,380 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 09:53:29,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:53:29,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:53:29,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:53:29,381 INFO L87 Difference]: Start difference. First operand 7185 states and 9323 transitions. Second operand 3 states. [2018-11-18 09:53:29,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:29,595 INFO L93 Difference]: Finished difference Result 14763 states and 19280 transitions. [2018-11-18 09:53:29,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:53:29,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 533 [2018-11-18 09:53:29,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:29,603 INFO L225 Difference]: With dead ends: 14763 [2018-11-18 09:53:29,603 INFO L226 Difference]: Without dead ends: 7616 [2018-11-18 09:53:29,610 INFO L604 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 [2018-11-18 09:53:29,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7616 states. [2018-11-18 09:53:29,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7616 to 7495. [2018-11-18 09:53:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7495 states. [2018-11-18 09:53:29,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7495 states to 7495 states and 9787 transitions. [2018-11-18 09:53:29,725 INFO L78 Accepts]: Start accepts. Automaton has 7495 states and 9787 transitions. Word has length 533 [2018-11-18 09:53:29,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:29,725 INFO L480 AbstractCegarLoop]: Abstraction has 7495 states and 9787 transitions. [2018-11-18 09:53:29,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:53:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 7495 states and 9787 transitions. [2018-11-18 09:53:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2018-11-18 09:53:29,731 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:53:29,732 INFO L375 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-11-18 09:53:29,732 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:53:29,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:29,732 INFO L82 PathProgramCache]: Analyzing trace with hash -696754279, now seen corresponding path program 1 times [2018-11-18 09:53:29,732 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 09:53:29,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:29,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:29,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:53:29,733 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 09:53:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 2090 proven. 17 refuted. 0 times theorem prover too weak. 1268 trivial. 0 not checked. [2018-11-18 09:53:29,931 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:29,931 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 09:53:29,931 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 538 with the following transitions: [2018-11-18 09:53:29,931 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [102], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [162], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [288], [294], [296], [299], [301], [304], [312], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [446], [451], [454], [492], [497], [500], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 09:53:29,933 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 09:53:29,933 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 09:53:30,128 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 09:53:30,128 INFO L272 AbstractInterpreter]: Visited 100 different actions 401 times. Merged at 83 different actions 264 times. Widened at 5 different actions 5 times. Performed 1818 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1818 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 44 fixpoints after 15 different actions. Largest state had 90 variables. [2018-11-18 09:53:30,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:53:30,137 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 09:53:30,137 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:53:30,138 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:53:30,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:53:30,145 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 09:53:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:53:30,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:53:30,517 WARN L854 $PredicateComparison]: unable to prove that (exists ((ssl3_accept_~ag_X~0 Int) (ssl3_accept_~ag_Y~0 Int)) (let ((.cse0 (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)))) (and (<= .cse0 8496) (<= c_ssl3_accept_~s__state~0 .cse0)))) is different from true [2018-11-18 09:53:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 1890 proven. 101 refuted. 0 times theorem prover too weak. 1233 trivial. 151 not checked. [2018-11-18 09:53:30,784 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 09:53:30,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 1991 proven. 151 refuted. 0 times theorem prover too weak. 1233 trivial. 0 not checked. [2018-11-18 09:53:31,015 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 09:53:31,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 10 [2018-11-18 09:53:31,015 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 09:53:31,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:53:31,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:53:31,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=53, Unknown=1, NotChecked=14, Total=90 [2018-11-18 09:53:31,016 INFO L87 Difference]: Start difference. First operand 7495 states and 9787 transitions. Second operand 7 states. [2018-11-18 09:53:31,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:53:31,821 INFO L93 Difference]: Finished difference Result 17505 states and 22947 transitions. [2018-11-18 09:53:31,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 09:53:31,821 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 537 [2018-11-18 09:53:31,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:53:31,822 INFO L225 Difference]: With dead ends: 17505 [2018-11-18 09:53:31,822 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:53:31,833 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1088 GetRequests, 1074 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=65, Invalid=148, Unknown=1, NotChecked=26, Total=240 [2018-11-18 09:53:31,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:53:31,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:53:31,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:53:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:53:31,834 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 537 [2018-11-18 09:53:31,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:53:31,834 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:53:31,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:53:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:53:31,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:53:31,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:53:31,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:31,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:32,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,223 WARN L180 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 773 DAG size of output: 272 [2018-11-18 09:53:33,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:33,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:53:34,319 WARN L180 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 782 DAG size of output: 241 [2018-11-18 09:53:34,686 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2018-11-18 09:53:34,911 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 24 [2018-11-18 09:53:35,016 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 30 [2018-11-18 09:53:35,127 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-18 09:53:35,257 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 24 [2018-11-18 09:53:35,491 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-11-18 09:53:35,613 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 24 [2018-11-18 09:53:36,291 WARN L180 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 64 [2018-11-18 09:53:36,490 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 24 [2018-11-18 09:53:36,741 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2018-11-18 09:53:37,134 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 24 [2018-11-18 09:53:37,335 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-11-18 09:53:37,478 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-11-18 09:53:38,153 WARN L180 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 64 [2018-11-18 09:53:38,156 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-18 09:53:38,156 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:53:38,156 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:53:38,156 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 09:53:38,156 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:53:38,156 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:53:38,156 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 677 688) the Hoare annotation is: true [2018-11-18 09:53:38,156 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 677 688) no Hoare annotation was computed. [2018-11-18 09:53:38,156 INFO L421 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (<= main_~s~0 8464) [2018-11-18 09:53:38,156 INFO L425 ceAbstractionStarter]: For program point L684-1(line 684) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 677 688) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 635) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 593) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 604) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 615) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 626) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L421 ceAbstractionStarter]: At program point L203(lines 199 594) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 3)) (.cse0 (<= 8656 ssl3_accept_~s__state~0))) (or (and (<= ssl3_accept_~blastFlag~0 1) .cse0) (= |ssl3_accept_#in~initial_state| 8673) (and .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse0) (and .cse1 .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,157 INFO L421 ceAbstractionStarter]: At program point L104(lines 103 626) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L336(lines 336 340) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 480) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 440) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L421 ceAbstractionStarter]: At program point L370(lines 353 388) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 243) no Hoare annotation was computed. [2018-11-18 09:53:38,157 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 592) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 603) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 614) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 625) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L421 ceAbstractionStarter]: At program point L404(lines 395 426) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,158 INFO L421 ceAbstractionStarter]: At program point L206(lines 205 592) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 09:53:38,158 INFO L421 ceAbstractionStarter]: At program point L173(lines 169 604) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse3 (<= 8576 ssl3_accept_~s__state~0)) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and (<= 8512 ssl3_accept_~s__state~0) .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (and (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2) .cse3) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse0 .cse1 .cse3 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)))) [2018-11-18 09:53:38,158 INFO L421 ceAbstractionStarter]: At program point L140(lines 136 615) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse2 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= 8466 ssl3_accept_~s__state~0))) (or (and (and (<= ssl3_accept_~blastFlag~0 1) .cse0) .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse2 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and .cse0 .cse2 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 82) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 376) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L406(lines 406 412) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 602) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L142(lines 142 613) no Hoare annotation was computed. [2018-11-18 09:53:38,158 INFO L425 ceAbstractionStarter]: For program point L109(lines 109 624) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L428 ceAbstractionStarter]: At program point ssl3_acceptENTRY(lines 8 676) the Hoare annotation is: true [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 582) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L572-1(lines 572 582) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L473(lines 473 477) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 279) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L421 ceAbstractionStarter]: At program point L209(lines 208 591) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L77-2(lines 74 82) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 511) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 317) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L428 ceAbstractionStarter]: At program point L673(lines 65 675) the Hoare annotation is: true [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L640(lines 640 646) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 546) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 601) no Hoare annotation was computed. [2018-11-18 09:53:38,159 INFO L425 ceAbstractionStarter]: For program point L145(lines 145 612) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 623) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 579) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L421 ceAbstractionStarter]: At program point L179(lines 175 602) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse3 (<= 8576 ssl3_accept_~s__state~0)) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and (<= 8512 ssl3_accept_~s__state~0) .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 .cse3 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse3 .cse2) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,160 INFO L421 ceAbstractionStarter]: At program point L146(lines 142 613) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 316) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L312-2(lines 210 588) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L421 ceAbstractionStarter]: At program point L213(lines 106 625) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 600) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 611) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L115(lines 115 622) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 516) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L512-2(lines 512 516) no Hoare annotation was computed. [2018-11-18 09:53:38,160 INFO L425 ceAbstractionStarter]: For program point L446-1(lines 446 458) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L421 ceAbstractionStarter]: At program point L414(lines 405 425) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L348-2(lines 210 588) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 92) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 65 675) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 599) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L151(lines 151 610) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L118(lines 118 621) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 454) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-11-18 09:53:38,161 INFO L421 ceAbstractionStarter]: At program point L185(lines 181 600) the Hoare annotation is: (let ((.cse3 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= 8673 ssl3_accept_~s__state~0))) (.cse1 (<= 8576 ssl3_accept_~s__state~0)) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and (<= ssl3_accept_~blastFlag~0 1) .cse0 .cse1 .cse2) (and (<= 8512 ssl3_accept_~s__state~0) .cse3 .cse0 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse3 .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)))) [2018-11-18 09:53:38,161 INFO L421 ceAbstractionStarter]: At program point L152(lines 148 611) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,161 INFO L425 ceAbstractionStarter]: For program point L218-2(lines 210 588) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point $Ultimate##90(lines 210 590) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 421) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point $Ultimate##91(lines 210 590) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 598) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 609) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 620) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L485(lines 485 489) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L421 ceAbstractionStarter]: At program point L122(lines 118 621) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse2 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= 8466 ssl3_accept_~s__state~0))) (or (and (and (<= ssl3_accept_~blastFlag~0 1) .cse0) .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse2 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and .cse0 .cse2 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,162 INFO L421 ceAbstractionStarter]: At program point L552(lines 65 675) the Hoare annotation is: (or (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point ssl3_acceptEXIT(lines 8 676) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L255(lines 255 269) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 261) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 597) no Hoare annotation was computed. [2018-11-18 09:53:38,162 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 608) no Hoare annotation was computed. [2018-11-18 09:53:38,163 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 619) no Hoare annotation was computed. [2018-11-18 09:53:38,163 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 387) no Hoare annotation was computed. [2018-11-18 09:53:38,163 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 327) no Hoare annotation was computed. [2018-11-18 09:53:38,163 INFO L425 ceAbstractionStarter]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2018-11-18 09:53:38,163 INFO L421 ceAbstractionStarter]: At program point L191(lines 187 598) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse4 (not (= ssl3_accept_~s__hit~0 0))) (.cse2 (<= 8640 ssl3_accept_~s__state~0)) (.cse3 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2 .cse3) (and (<= ssl3_accept_~blastFlag~0 3) .cse1 .cse4 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2018-11-18 09:53:38,163 INFO L421 ceAbstractionStarter]: At program point L158(lines 154 609) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,163 INFO L421 ceAbstractionStarter]: At program point L125(lines 124 619) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse2 (<= 8466 ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 1) .cse0 .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 09:53:38,163 INFO L425 ceAbstractionStarter]: For program point ssl3_acceptFINAL(lines 8 676) no Hoare annotation was computed. [2018-11-18 09:53:38,163 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 527) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L421 ceAbstractionStarter]: At program point L589(lines 100 657) the Hoare annotation is: (let ((.cse4 (= ssl3_accept_~s__hit~0 0))) (let ((.cse6 (<= ssl3_accept_~s__state~0 8448)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse9 (<= 8656 ssl3_accept_~s__state~0)) (.cse5 (<= ssl3_accept_~blastFlag~0 3)) (.cse8 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse7 (not .cse4)) (.cse3 (<= ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (<= 8466 ssl3_accept_~s__state~0)) (and (= ssl3_accept_~s__state~0 8528) .cse0) (and .cse4 .cse5 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse6) (= ssl3_accept_~blastFlag~0 0) (and .cse3 (<= ssl3_accept_~s__state~0 3)) (and .cse5 .cse7 .cse8 .cse6) (= |ssl3_accept_#in~initial_state| 8672) (and .cse5 .cse1 .cse9 .cse2) (and .cse5 .cse1 .cse7 .cse9) (and (= ssl3_accept_~s__state~0 8544) .cse0) (and .cse5 .cse7 .cse8 (<= 8640 ssl3_accept_~s__state~0)) (and .cse0 (= ssl3_accept_~s__state~0 8560)) (and .cse0 (= ssl3_accept_~s__state~0 8512)) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse7) (and .cse3 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) 8496))))) [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 560) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 296) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L292-2(lines 210 588) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L193(lines 193 596) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 607) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L127(lines 127 618) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 386) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L359-1(lines 359 386) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 383) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L428 ceAbstractionStarter]: At program point L658(lines 99 659) the Hoare annotation is: true [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 669) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 595) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L163(lines 163 606) no Hoare annotation was computed. [2018-11-18 09:53:38,164 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 617) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L395(lines 395 426) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L230(lines 230 247) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L421 ceAbstractionStarter]: At program point L197(lines 193 596) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse2 (not (= 8672 ssl3_accept_~s__state~0))) (.cse3 (<= 8656 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 .cse2 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8672) (and .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2 .cse3))) [2018-11-18 09:53:38,165 INFO L421 ceAbstractionStarter]: At program point L164(lines 160 607) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1))) [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L230-2(lines 210 588) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L627(lines 627 655) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 402) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 382) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 652) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L562(lines 562 566) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 533) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L496(lines 496 500) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L562-2(lines 562 566) no Hoare annotation was computed. [2018-11-18 09:53:38,165 INFO L425 ceAbstractionStarter]: For program point L529-2(lines 210 588) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L364(lines 364 368) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L364-2(lines 363 380) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 237) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L199(lines 199 594) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 605) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L133(lines 133 616) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L100-1(lines 100 657) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L421 ceAbstractionStarter]: At program point L100-3(lines 100 657) the Hoare annotation is: (let ((.cse7 (= ssl3_accept_~s__hit~0 0))) (let ((.cse6 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse8 (<= ssl3_accept_~s__state~0 8448)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse9 (<= 8656 ssl3_accept_~s__state~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse5 (not .cse7)) (.cse3 (<= ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2) (and (= ssl3_accept_~s__state~0 8544) .cse0) (and .cse3 .cse1 (<= 8466 ssl3_accept_~s__state~0)) (and .cse4 .cse5 .cse6 (<= 8640 ssl3_accept_~s__state~0)) (and (= ssl3_accept_~s__state~0 8528) .cse0) (and .cse0 (= ssl3_accept_~s__state~0 8560)) (and .cse7 .cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse8) (and .cse0 (= ssl3_accept_~s__state~0 8512)) (= ssl3_accept_~blastFlag~0 0) (and .cse3 (<= ssl3_accept_~s__state~0 3)) (and .cse4 .cse5 .cse6 .cse8) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse4 .cse1 .cse9 .cse2) (and .cse4 .cse1 .cse5 .cse9) (and .cse0 .cse5) (and .cse3 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) 8496))))) [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 666) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L629(lines 629 638) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L662-2(lines 662 666) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L629-2(lines 628 650) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2018-11-18 09:53:38,166 INFO L425 ceAbstractionStarter]: For program point L332-1(lines 332 341) no Hoare annotation was computed. [2018-11-18 09:53:38,167 INFO L421 ceAbstractionStarter]: At program point L167(lines 166 605) the Hoare annotation is: (let ((.cse3 (= ssl3_accept_~s__hit~0 0))) (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse4 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (not .cse3)) (.cse2 (<= ssl3_accept_~s__state~0 8448))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and .cse3 .cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse2) (and (<= ssl3_accept_~blastFlag~0 1) (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) 8496) .cse2) (and .cse4 .cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)))) [2018-11-18 09:53:38,167 INFO L421 ceAbstractionStarter]: At program point L134(lines 127 618) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ssl3_accept_~s__state~0 8576))) (or (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672) (and .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 1) .cse0))) [2018-11-18 09:53:38,167 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-18 09:53:38,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:53:38 BoogieIcfgContainer [2018-11-18 09:53:38,190 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:53:38,191 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:53:38,191 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:53:38,191 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:53:38,191 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:53:12" (3/4) ... [2018-11-18 09:53:38,194 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:53:38,199 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:53:38,199 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:53:38,199 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_accept [2018-11-18 09:53:38,207 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 09:53:38,207 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 09:53:38,208 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 09:53:38,234 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (s__state == 8544 && blastFlag <= 2)) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (blastFlag <= 2 && s__state == 8560)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8512)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) [2018-11-18 09:53:38,234 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,234 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,234 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 [2018-11-18 09:53:38,235 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || ((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,235 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (s__state == 8544 && blastFlag <= 2)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (blastFlag <= 2 && s__state == 8560)) || (blastFlag <= 2 && s__state == 8512)) || \old(initial_state) == 8673) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) [2018-11-18 09:53:38,235 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\old(initial_state) == 8673 || ((s__state <= 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (blastFlag <= 1 && s__state <= 8576) [2018-11-18 09:53:38,235 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 [2018-11-18 09:53:38,240 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 09:53:38,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((blastFlag <= 2 && !(s__hit == 0)) && s__state <= 8448) || ((blastFlag <= 2 && s__state <= 8448) && s__s3__tmp__next_state___0 <= 8576)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || ((blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) && s__state <= 8448)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag == 0 && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,242 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8576 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) [2018-11-18 09:53:38,242 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 09:53:38,242 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) [2018-11-18 09:53:38,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((blastFlag <= 2 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 1 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state))) || (((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__state) && !(8672 == s__state)) [2018-11-18 09:53:38,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\old(initial_state) == 8673 || ((((blastFlag <= 3 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state)) || \old(initial_state) == 8672) || ((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) && 8656 <= s__state) [2018-11-18 09:53:38,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((blastFlag <= 1 && 8656 <= s__state) || \old(initial_state) == 8673) || ((blastFlag <= 3 && !(s__hit == 0)) && 8656 <= s__state)) || ((blastFlag <= 3 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 [2018-11-18 09:53:38,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 09:53:38,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) == 8673 || \old(initial_state) == 8672 [2018-11-18 09:53:38,308 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fb111682-ade5-410d-aa9d-38d225aeb1bf/bin-2019/utaipan/witness.graphml [2018-11-18 09:53:38,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:53:38,309 INFO L168 Benchmark]: Toolchain (without parser) took 26464.00 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 958.6 MB in the beginning and 1.2 GB in the end (delta: -237.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-18 09:53:38,309 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:53:38,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 275.26 ms. Allocated memory is still 1.0 GB. Free memory was 958.6 MB in the beginning and 939.8 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:38,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.24 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:38,310 INFO L168 Benchmark]: Boogie Preprocessor took 51.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:38,310 INFO L168 Benchmark]: RCFGBuilder took 738.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:53:38,310 INFO L168 Benchmark]: TraceAbstraction took 25204.59 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -113.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-18 09:53:38,311 INFO L168 Benchmark]: Witness Printer took 117.74 ms. Allocated memory is still 2.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:53:38,312 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 275.26 ms. Allocated memory is still 1.0 GB. Free memory was 958.6 MB in the beginning and 939.8 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 20.24 ms. Allocated memory is still 1.0 GB. Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 738.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25204.59 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -113.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 117.74 ms. Allocated memory is still 2.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 669]: 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: 136]: Loop Invariant Derived loop invariant: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8576 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((\old(initial_state) == 8673 || ((((blastFlag <= 3 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state)) || \old(initial_state) == 8672) || ((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) && 8656 <= s__state) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: \old(initial_state) == 8673 || \old(initial_state) == 8672 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((((blastFlag <= 1 && 8656 <= s__state) || \old(initial_state) == 8673) || ((blastFlag <= 3 && !(s__hit == 0)) && 8656 <= s__state)) || ((blastFlag <= 3 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (s__state == 8544 && blastFlag <= 2)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (blastFlag <= 2 && s__state == 8560)) || (blastFlag <= 2 && s__state == 8512)) || \old(initial_state) == 8673) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((\old(initial_state) == 8673 || ((s__state <= 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (blastFlag <= 1 && s__state <= 8576) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((blastFlag <= 2 && !(s__hit == 0)) && s__state <= 8448) || ((blastFlag <= 2 && s__state <= 8448) && s__s3__tmp__next_state___0 <= 8576)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || ((blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) && s__state <= 8448)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag == 0 && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || ((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((((((((blastFlag <= 2 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 1 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state))) || (((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__state) && !(8672 == s__state)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (s__state == 8544 && blastFlag <= 2)) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (blastFlag <= 2 && s__state == 8560)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8512)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 149 locations, 1 error locations. SAFE Result, 25.1s OverallTime, 22 OverallIterations, 19 TraceHistogramMax, 8.2s AutomataDifference, 0.0s DeadEndRemovalTime, 6.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 5031 SDtfs, 2811 SDslu, 4156 SDs, 0 SdLazy, 3302 SolverSat, 494 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4773 GetRequests, 4715 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7495occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.6s AbstIntTime, 6 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 22 MinimizatonAttempts, 7612 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 1214 NumberOfFragments, 1240 HoareAnnotationTreeSize, 33 FomulaSimplifications, 131887 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 33 FomulaSimplificationsInter, 34964 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 7901 NumberOfCodeBlocks, 7901 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 10209 ConstructedInterpolants, 36 QuantifiedInterpolants, 7163878 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4006 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 34 InterpolantComputations, 20 PerfectInterpolantSequences, 41435/42073 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...