./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 a2f01af3546ca3525e0ee0472f0f0b216e6d4f7c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:20:16,661 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:20:16,662 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:20:16,668 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:20:16,669 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:20:16,669 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:20:16,670 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:20:16,671 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:20:16,672 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:20:16,672 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:20:16,673 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:20:16,673 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:20:16,673 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:20:16,674 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:20:16,674 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:20:16,675 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:20:16,675 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:20:16,676 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:20:16,677 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:20:16,678 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:20:16,679 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:20:16,679 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:20:16,680 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:20:16,681 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:20:16,681 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:20:16,681 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:20:16,682 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:20:16,682 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:20:16,683 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:20:16,683 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:20:16,683 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:20:16,684 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:20:16,684 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:20:16,684 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:20:16,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:20:16,685 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:20:16,685 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 16:20:16,693 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:20:16,693 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:20:16,694 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 16:20:16,694 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 16:20:16,694 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 16:20:16,695 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:20:16,695 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:20:16,696 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 16:20:16,696 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:20:16,696 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 16:20:16,697 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:20:16,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:20:16,697 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 16:20:16,697 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_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 -> a2f01af3546ca3525e0ee0472f0f0b216e6d4f7c [2018-12-09 16:20:16,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:20:16,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:20:16,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:20:16,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:20:16,724 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:20:16,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-12-09 16:20:16,759 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/data/01567a216/60a798e5bbc74b769cbb4b67b8be3968/FLAG6764e3ead [2018-12-09 16:20:17,230 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:20:17,230 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-12-09 16:20:17,236 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/data/01567a216/60a798e5bbc74b769cbb4b67b8be3968/FLAG6764e3ead [2018-12-09 16:20:17,245 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/data/01567a216/60a798e5bbc74b769cbb4b67b8be3968 [2018-12-09 16:20:17,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:20:17,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:20:17,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:20:17,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:20:17,250 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:20:17,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f49b694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17, skipping insertion in model container [2018-12-09 16:20:17,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:20:17,281 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:20:17,399 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:20:17,402 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:20:17,433 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:20:17,441 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:20:17,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17 WrapperNode [2018-12-09 16:20:17,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:20:17,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:20:17,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:20:17,442 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:20:17,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:20:17,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:20:17,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:20:17,489 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:20:17,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... [2018-12-09 16:20:17,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:20:17,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:20:17,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:20:17,520 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:20:17,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 [2018-12-09 16:20:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 16:20:17,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 16:20:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:20:17,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:20:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 16:20:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 16:20:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-12-09 16:20:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-12-09 16:20:17,645 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 16:20:17,645 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 16:20:17,862 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:20:17,862 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 16:20:17,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:20:17 BoogieIcfgContainer [2018-12-09 16:20:17,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:20:17,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 16:20:17,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 16:20:17,865 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 16:20:17,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:20:17" (1/3) ... [2018-12-09 16:20:17,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d899215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:20:17, skipping insertion in model container [2018-12-09 16:20:17,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:20:17" (2/3) ... [2018-12-09 16:20:17,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d899215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:20:17, skipping insertion in model container [2018-12-09 16:20:17,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:20:17" (3/3) ... [2018-12-09 16:20:17,867 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-12-09 16:20:17,874 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 16:20:17,879 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 16:20:17,890 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 16:20:17,913 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 16:20:17,913 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 16:20:17,914 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 16:20:17,914 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 16:20:17,914 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 16:20:17,914 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 16:20:17,914 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 16:20:17,914 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 16:20:17,930 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2018-12-09 16:20:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 16:20:17,936 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:17,936 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:17,938 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:17,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:17,942 INFO L82 PathProgramCache]: Analyzing trace with hash -214397175, now seen corresponding path program 1 times [2018-12-09 16:20:17,943 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:17,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:17,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:17,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:17,973 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:18,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:20:18,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:18,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 16:20:18,098 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:18,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 16:20:18,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 16:20:18,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:18,110 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 5 states. [2018-12-09 16:20:18,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:18,300 INFO L93 Difference]: Finished difference Result 326 states and 557 transitions. [2018-12-09 16:20:18,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:18,301 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2018-12-09 16:20:18,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:18,310 INFO L225 Difference]: With dead ends: 326 [2018-12-09 16:20:18,310 INFO L226 Difference]: Without dead ends: 166 [2018-12-09 16:20:18,312 INFO L631 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 [2018-12-09 16:20:18,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-12-09 16:20:18,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 161. [2018-12-09 16:20:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-12-09 16:20:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 253 transitions. [2018-12-09 16:20:18,348 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 253 transitions. Word has length 49 [2018-12-09 16:20:18,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:18,348 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 253 transitions. [2018-12-09 16:20:18,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 16:20:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2018-12-09 16:20:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 16:20:18,350 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:18,350 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:18,350 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:18,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:18,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1936586635, now seen corresponding path program 1 times [2018-12-09 16:20:18,351 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:18,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:18,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,352 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:20:18,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:18,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 16:20:18,433 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:18,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 16:20:18,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 16:20:18,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:18,434 INFO L87 Difference]: Start difference. First operand 161 states and 253 transitions. Second operand 5 states. [2018-12-09 16:20:18,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:18,589 INFO L93 Difference]: Finished difference Result 357 states and 570 transitions. [2018-12-09 16:20:18,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:18,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-12-09 16:20:18,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:18,591 INFO L225 Difference]: With dead ends: 357 [2018-12-09 16:20:18,592 INFO L226 Difference]: Without dead ends: 207 [2018-12-09 16:20:18,593 INFO L631 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 [2018-12-09 16:20:18,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-12-09 16:20:18,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 202. [2018-12-09 16:20:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-12-09 16:20:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 325 transitions. [2018-12-09 16:20:18,607 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 325 transitions. Word has length 50 [2018-12-09 16:20:18,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:18,608 INFO L480 AbstractCegarLoop]: Abstraction has 202 states and 325 transitions. [2018-12-09 16:20:18,608 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 16:20:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 325 transitions. [2018-12-09 16:20:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 16:20:18,609 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:18,610 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:18,610 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:18,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:18,610 INFO L82 PathProgramCache]: Analyzing trace with hash -83111160, now seen corresponding path program 1 times [2018-12-09 16:20:18,610 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:18,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:18,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,612 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:20:18,662 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:18,662 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:18,662 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:18,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:18,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:18,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:18,663 INFO L87 Difference]: Start difference. First operand 202 states and 325 transitions. Second operand 3 states. [2018-12-09 16:20:18,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:18,693 INFO L93 Difference]: Finished difference Result 578 states and 940 transitions. [2018-12-09 16:20:18,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:18,693 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-12-09 16:20:18,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:18,695 INFO L225 Difference]: With dead ends: 578 [2018-12-09 16:20:18,696 INFO L226 Difference]: Without dead ends: 389 [2018-12-09 16:20:18,697 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:18,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2018-12-09 16:20:18,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2018-12-09 16:20:18,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-12-09 16:20:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 629 transitions. [2018-12-09 16:20:18,718 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 629 transitions. Word has length 65 [2018-12-09 16:20:18,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:18,719 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 629 transitions. [2018-12-09 16:20:18,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:18,719 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 629 transitions. [2018-12-09 16:20:18,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 16:20:18,721 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:18,721 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:18,722 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:18,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:18,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1967371592, now seen corresponding path program 1 times [2018-12-09 16:20:18,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:18,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:18,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,723 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 16:20:18,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:18,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 16:20:18,776 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:18,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 16:20:18,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 16:20:18,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:18,777 INFO L87 Difference]: Start difference. First operand 389 states and 629 transitions. Second operand 5 states. [2018-12-09 16:20:18,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:18,891 INFO L93 Difference]: Finished difference Result 817 states and 1322 transitions. [2018-12-09 16:20:18,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:18,892 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2018-12-09 16:20:18,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:18,893 INFO L225 Difference]: With dead ends: 817 [2018-12-09 16:20:18,893 INFO L226 Difference]: Without dead ends: 441 [2018-12-09 16:20:18,894 INFO L631 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 [2018-12-09 16:20:18,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2018-12-09 16:20:18,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 431. [2018-12-09 16:20:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-12-09 16:20:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 691 transitions. [2018-12-09 16:20:18,903 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 691 transitions. Word has length 86 [2018-12-09 16:20:18,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:18,903 INFO L480 AbstractCegarLoop]: Abstraction has 431 states and 691 transitions. [2018-12-09 16:20:18,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 16:20:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 691 transitions. [2018-12-09 16:20:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 16:20:18,904 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:18,905 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:18,905 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:18,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:18,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1667167567, now seen corresponding path program 1 times [2018-12-09 16:20:18,905 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:18,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:18,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:18,906 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:18,942 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 16:20:18,942 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:18,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 16:20:18,943 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:18,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 16:20:18,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 16:20:18,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:18,943 INFO L87 Difference]: Start difference. First operand 431 states and 691 transitions. Second operand 5 states. [2018-12-09 16:20:19,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,046 INFO L93 Difference]: Finished difference Result 859 states and 1380 transitions. [2018-12-09 16:20:19,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:19,047 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 87 [2018-12-09 16:20:19,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,048 INFO L225 Difference]: With dead ends: 859 [2018-12-09 16:20:19,049 INFO L226 Difference]: Without dead ends: 441 [2018-12-09 16:20:19,049 INFO L631 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 [2018-12-09 16:20:19,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2018-12-09 16:20:19,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 431. [2018-12-09 16:20:19,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-12-09 16:20:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 687 transitions. [2018-12-09 16:20:19,060 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 687 transitions. Word has length 87 [2018-12-09 16:20:19,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,061 INFO L480 AbstractCegarLoop]: Abstraction has 431 states and 687 transitions. [2018-12-09 16:20:19,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 16:20:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 687 transitions. [2018-12-09 16:20:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 16:20:19,062 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,062 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:19,063 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1961825767, now seen corresponding path program 1 times [2018-12-09 16:20:19,063 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,064 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:19,103 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 16:20:19,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:19,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:19,104 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:19,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:19,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:19,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,105 INFO L87 Difference]: Start difference. First operand 431 states and 687 transitions. Second operand 3 states. [2018-12-09 16:20:19,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,208 INFO L93 Difference]: Finished difference Result 977 states and 1581 transitions. [2018-12-09 16:20:19,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:19,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2018-12-09 16:20:19,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,210 INFO L225 Difference]: With dead ends: 977 [2018-12-09 16:20:19,210 INFO L226 Difference]: Without dead ends: 559 [2018-12-09 16:20:19,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2018-12-09 16:20:19,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 549. [2018-12-09 16:20:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-12-09 16:20:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 803 transitions. [2018-12-09 16:20:19,220 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 803 transitions. Word has length 102 [2018-12-09 16:20:19,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,220 INFO L480 AbstractCegarLoop]: Abstraction has 549 states and 803 transitions. [2018-12-09 16:20:19,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 803 transitions. [2018-12-09 16:20:19,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 16:20:19,221 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,221 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:19,221 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1528096681, now seen corresponding path program 1 times [2018-12-09 16:20:19,222 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,222 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:19,243 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 16:20:19,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:19,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:19,243 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:19,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:19,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:19,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,244 INFO L87 Difference]: Start difference. First operand 549 states and 803 transitions. Second operand 3 states. [2018-12-09 16:20:19,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,332 INFO L93 Difference]: Finished difference Result 1173 states and 1739 transitions. [2018-12-09 16:20:19,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:19,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2018-12-09 16:20:19,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,334 INFO L225 Difference]: With dead ends: 1173 [2018-12-09 16:20:19,334 INFO L226 Difference]: Without dead ends: 637 [2018-12-09 16:20:19,334 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-09 16:20:19,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 611. [2018-12-09 16:20:19,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 611 states. [2018-12-09 16:20:19,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 891 transitions. [2018-12-09 16:20:19,344 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 891 transitions. Word has length 102 [2018-12-09 16:20:19,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,345 INFO L480 AbstractCegarLoop]: Abstraction has 611 states and 891 transitions. [2018-12-09 16:20:19,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 891 transitions. [2018-12-09 16:20:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 16:20:19,346 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,346 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:19,346 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1785636715, now seen corresponding path program 1 times [2018-12-09 16:20:19,347 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,348 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:19,372 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 16:20:19,372 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:19,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:19,373 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:19,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:19,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:19,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,373 INFO L87 Difference]: Start difference. First operand 611 states and 891 transitions. Second operand 3 states. [2018-12-09 16:20:19,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,397 INFO L93 Difference]: Finished difference Result 911 states and 1330 transitions. [2018-12-09 16:20:19,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:19,398 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-12-09 16:20:19,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,400 INFO L225 Difference]: With dead ends: 911 [2018-12-09 16:20:19,400 INFO L226 Difference]: Without dead ends: 909 [2018-12-09 16:20:19,401 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-12-09 16:20:19,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 909. [2018-12-09 16:20:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2018-12-09 16:20:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1328 transitions. [2018-12-09 16:20:19,414 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1328 transitions. Word has length 126 [2018-12-09 16:20:19,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,414 INFO L480 AbstractCegarLoop]: Abstraction has 909 states and 1328 transitions. [2018-12-09 16:20:19,415 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:19,415 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1328 transitions. [2018-12-09 16:20:19,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 16:20:19,416 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,416 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 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, 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] [2018-12-09 16:20:19,416 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,417 INFO L82 PathProgramCache]: Analyzing trace with hash 607551452, now seen corresponding path program 1 times [2018-12-09 16:20:19,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,417 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:19,458 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-09 16:20:19,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:19,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:19,459 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:19,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:19,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:19,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,459 INFO L87 Difference]: Start difference. First operand 909 states and 1328 transitions. Second operand 3 states. [2018-12-09 16:20:19,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,542 INFO L93 Difference]: Finished difference Result 1883 states and 2738 transitions. [2018-12-09 16:20:19,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:19,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2018-12-09 16:20:19,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,546 INFO L225 Difference]: With dead ends: 1883 [2018-12-09 16:20:19,546 INFO L226 Difference]: Without dead ends: 987 [2018-12-09 16:20:19,548 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2018-12-09 16:20:19,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 978. [2018-12-09 16:20:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2018-12-09 16:20:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1412 transitions. [2018-12-09 16:20:19,573 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1412 transitions. Word has length 190 [2018-12-09 16:20:19,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,574 INFO L480 AbstractCegarLoop]: Abstraction has 978 states and 1412 transitions. [2018-12-09 16:20:19,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1412 transitions. [2018-12-09 16:20:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 16:20:19,577 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,577 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:19,577 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,578 INFO L82 PathProgramCache]: Analyzing trace with hash 303867594, now seen corresponding path program 1 times [2018-12-09 16:20:19,578 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,579 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-12-09 16:20:19,629 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:19,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:19,629 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:19,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:19,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:19,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,630 INFO L87 Difference]: Start difference. First operand 978 states and 1412 transitions. Second operand 3 states. [2018-12-09 16:20:19,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,721 INFO L93 Difference]: Finished difference Result 2054 states and 2966 transitions. [2018-12-09 16:20:19,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:19,722 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2018-12-09 16:20:19,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,725 INFO L225 Difference]: With dead ends: 2054 [2018-12-09 16:20:19,725 INFO L226 Difference]: Without dead ends: 1089 [2018-12-09 16:20:19,727 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2018-12-09 16:20:19,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1053. [2018-12-09 16:20:19,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1053 states. [2018-12-09 16:20:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1502 transitions. [2018-12-09 16:20:19,754 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1502 transitions. Word has length 210 [2018-12-09 16:20:19,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,754 INFO L480 AbstractCegarLoop]: Abstraction has 1053 states and 1502 transitions. [2018-12-09 16:20:19,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1502 transitions. [2018-12-09 16:20:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 16:20:19,757 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,757 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:19,757 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,758 INFO L82 PathProgramCache]: Analyzing trace with hash -524042466, now seen corresponding path program 1 times [2018-12-09 16:20:19,758 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,759 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 385 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-12-09 16:20:19,822 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:19,822 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:19,822 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:19,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:19,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:19,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,823 INFO L87 Difference]: Start difference. First operand 1053 states and 1502 transitions. Second operand 3 states. [2018-12-09 16:20:19,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:19,949 INFO L93 Difference]: Finished difference Result 2195 states and 3134 transitions. [2018-12-09 16:20:19,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:19,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2018-12-09 16:20:19,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:19,953 INFO L225 Difference]: With dead ends: 2195 [2018-12-09 16:20:19,953 INFO L226 Difference]: Without dead ends: 1155 [2018-12-09 16:20:19,954 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:19,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2018-12-09 16:20:19,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1134. [2018-12-09 16:20:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1134 states. [2018-12-09 16:20:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 1134 states and 1598 transitions. [2018-12-09 16:20:19,978 INFO L78 Accepts]: Start accepts. Automaton has 1134 states and 1598 transitions. Word has length 236 [2018-12-09 16:20:19,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:19,978 INFO L480 AbstractCegarLoop]: Abstraction has 1134 states and 1598 transitions. [2018-12-09 16:20:19,979 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1598 transitions. [2018-12-09 16:20:19,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 16:20:19,981 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:19,981 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:19,981 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:19,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:19,981 INFO L82 PathProgramCache]: Analyzing trace with hash 953382016, now seen corresponding path program 1 times [2018-12-09 16:20:19,981 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:19,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:19,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:19,982 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 410 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 16:20:20,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:20,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:20,055 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:20,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:20,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:20,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:20,056 INFO L87 Difference]: Start difference. First operand 1134 states and 1598 transitions. Second operand 3 states. [2018-12-09 16:20:20,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:20,100 INFO L93 Difference]: Finished difference Result 3370 states and 4751 transitions. [2018-12-09 16:20:20,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:20,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2018-12-09 16:20:20,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:20,104 INFO L225 Difference]: With dead ends: 3370 [2018-12-09 16:20:20,104 INFO L226 Difference]: Without dead ends: 2249 [2018-12-09 16:20:20,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:20,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2249 states. [2018-12-09 16:20:20,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2249 to 2247. [2018-12-09 16:20:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2247 states. [2018-12-09 16:20:20,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 2247 states and 3163 transitions. [2018-12-09 16:20:20,139 INFO L78 Accepts]: Start accepts. Automaton has 2247 states and 3163 transitions. Word has length 237 [2018-12-09 16:20:20,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:20,139 INFO L480 AbstractCegarLoop]: Abstraction has 2247 states and 3163 transitions. [2018-12-09 16:20:20,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:20,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 3163 transitions. [2018-12-09 16:20:20,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-09 16:20:20,142 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:20,142 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 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] [2018-12-09 16:20:20,143 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:20,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:20,143 INFO L82 PathProgramCache]: Analyzing trace with hash -592064313, now seen corresponding path program 1 times [2018-12-09 16:20:20,143 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:20,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:20,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:20,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:20,143 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:20,186 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-12-09 16:20:20,186 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:20,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:20,186 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:20,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:20,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:20,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:20,187 INFO L87 Difference]: Start difference. First operand 2247 states and 3163 transitions. Second operand 3 states. [2018-12-09 16:20:20,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:20,309 INFO L93 Difference]: Finished difference Result 4727 states and 6729 transitions. [2018-12-09 16:20:20,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:20,310 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 238 [2018-12-09 16:20:20,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:20,316 INFO L225 Difference]: With dead ends: 4727 [2018-12-09 16:20:20,316 INFO L226 Difference]: Without dead ends: 2433 [2018-12-09 16:20:20,320 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:20,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2433 states. [2018-12-09 16:20:20,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2433 to 2433. [2018-12-09 16:20:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2433 states. [2018-12-09 16:20:20,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2433 states and 3379 transitions. [2018-12-09 16:20:20,366 INFO L78 Accepts]: Start accepts. Automaton has 2433 states and 3379 transitions. Word has length 238 [2018-12-09 16:20:20,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:20,367 INFO L480 AbstractCegarLoop]: Abstraction has 2433 states and 3379 transitions. [2018-12-09 16:20:20,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:20,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 3379 transitions. [2018-12-09 16:20:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-09 16:20:20,370 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:20,370 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:20,370 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:20,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:20,371 INFO L82 PathProgramCache]: Analyzing trace with hash 2024758885, now seen corresponding path program 1 times [2018-12-09 16:20:20,371 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:20,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:20,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:20,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:20,372 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 425 proven. 16 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-09 16:20:20,425 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:20,426 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:20:20,426 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 251 with the following transitions: [2018-12-09 16:20:20,428 INFO L205 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [46], [48], [53], [58], [63], [68], [73], [78], [83], [88], [91], [93], [98], [103], [106], [108], [113], [116], [118], [123], [126], [128], [133], [136], [138], [143], [148], [153], [156], [158], [163], [168], [173], [178], [183], [188], [193], [198], [201], [203], [208], [211], [282], [285], [293], [295], [298], [300], [303], [311], [314], [316], [318], [322], [331], [333], [336], [342], [371], [376], [386], [390], [401], [405], [408], [414], [419], [441], [443], [491], [496], [501], [507], [512], [514], [517], [585], [587], [600], [605], [606], [607], [609] [2018-12-09 16:20:20,459 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:20:20,459 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:20:20,993 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 16:20:20,994 INFO L272 AbstractInterpreter]: Visited 90 different actions 429 times. Merged at 75 different actions 305 times. Widened at 2 different actions 3 times. Performed 1982 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1982 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 40 fixpoints after 12 different actions. Largest state had 90 variables. [2018-12-09 16:20:20,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:20,999 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 16:20:20,999 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:21,000 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 [2018-12-09 16:20:21,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:21,006 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 16:20:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:21,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-09 16:20:21,116 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 16:20:21,169 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-09 16:20:21,185 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 16:20:21,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-12-09 16:20:21,185 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:21,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:21,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:21,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:21,186 INFO L87 Difference]: Start difference. First operand 2433 states and 3379 transitions. Second operand 3 states. [2018-12-09 16:20:21,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:21,266 INFO L93 Difference]: Finished difference Result 5659 states and 7862 transitions. [2018-12-09 16:20:21,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:21,266 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 250 [2018-12-09 16:20:21,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:21,271 INFO L225 Difference]: With dead ends: 5659 [2018-12-09 16:20:21,271 INFO L226 Difference]: Without dead ends: 3239 [2018-12-09 16:20:21,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 499 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:21,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3239 states. [2018-12-09 16:20:21,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3239 to 3239. [2018-12-09 16:20:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3239 states. [2018-12-09 16:20:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 4498 transitions. [2018-12-09 16:20:21,325 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 4498 transitions. Word has length 250 [2018-12-09 16:20:21,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:21,326 INFO L480 AbstractCegarLoop]: Abstraction has 3239 states and 4498 transitions. [2018-12-09 16:20:21,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 4498 transitions. [2018-12-09 16:20:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 16:20:21,329 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:21,330 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:21,330 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:21,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:21,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1042813626, now seen corresponding path program 1 times [2018-12-09 16:20:21,330 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:21,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:21,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:21,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:21,331 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:21,376 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 16:20:21,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:21,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:21,377 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:21,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:21,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:21,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:21,377 INFO L87 Difference]: Start difference. First operand 3239 states and 4498 transitions. Second operand 3 states. [2018-12-09 16:20:21,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:21,479 INFO L93 Difference]: Finished difference Result 9475 states and 13204 transitions. [2018-12-09 16:20:21,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:21,479 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 258 [2018-12-09 16:20:21,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:21,489 INFO L225 Difference]: With dead ends: 9475 [2018-12-09 16:20:21,489 INFO L226 Difference]: Without dead ends: 6249 [2018-12-09 16:20:21,493 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:21,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6249 states. [2018-12-09 16:20:21,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6249 to 6247. [2018-12-09 16:20:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6247 states. [2018-12-09 16:20:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6247 states to 6247 states and 8698 transitions. [2018-12-09 16:20:21,589 INFO L78 Accepts]: Start accepts. Automaton has 6247 states and 8698 transitions. Word has length 258 [2018-12-09 16:20:21,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:21,590 INFO L480 AbstractCegarLoop]: Abstraction has 6247 states and 8698 transitions. [2018-12-09 16:20:21,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 6247 states and 8698 transitions. [2018-12-09 16:20:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 16:20:21,595 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:21,595 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:21,595 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:21,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:21,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1331633016, now seen corresponding path program 1 times [2018-12-09 16:20:21,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:21,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:21,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:21,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:21,596 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:21,641 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 16:20:21,641 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:21,641 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:20:21,641 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-12-09 16:20:21,642 INFO L205 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [46], [48], [53], [58], [63], [68], [73], [78], [83], [88], [91], [93], [98], [103], [106], [108], [113], [118], [123], [128], [133], [138], [143], [148], [153], [156], [158], [163], [168], [173], [178], [183], [188], [193], [198], [201], [203], [208], [211], [282], [285], [293], [295], [298], [300], [303], [311], [314], [318], [441], [443], [491], [496], [499], [501], [507], [512], [514], [517], [519], [524], [527], [531], [585], [587], [600], [605], [606], [607], [609] [2018-12-09 16:20:21,643 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:20:21,643 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:20:21,807 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 16:20:21,808 INFO L272 AbstractInterpreter]: Visited 77 different actions 296 times. Merged at 64 different actions 199 times. Never widened. Performed 1453 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1453 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 22 fixpoints after 11 different actions. Largest state had 88 variables. [2018-12-09 16:20:21,812 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:21,812 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 16:20:21,812 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:21,812 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 16:20:21,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:21,820 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 16:20:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:21,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 16:20:21,879 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 16:20:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 16:20:21,953 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 16:20:21,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-12-09 16:20:21,953 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 16:20:21,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 16:20:21,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 16:20:21,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 16:20:21,954 INFO L87 Difference]: Start difference. First operand 6247 states and 8698 transitions. Second operand 4 states. [2018-12-09 16:20:22,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:22,266 INFO L93 Difference]: Finished difference Result 14243 states and 19900 transitions. [2018-12-09 16:20:22,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:22,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 258 [2018-12-09 16:20:22,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:22,280 INFO L225 Difference]: With dead ends: 14243 [2018-12-09 16:20:22,280 INFO L226 Difference]: Without dead ends: 5319 [2018-12-09 16:20:22,290 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:20:22,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2018-12-09 16:20:22,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4880. [2018-12-09 16:20:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4880 states. [2018-12-09 16:20:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 4880 states and 6662 transitions. [2018-12-09 16:20:22,358 INFO L78 Accepts]: Start accepts. Automaton has 4880 states and 6662 transitions. Word has length 258 [2018-12-09 16:20:22,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:22,358 INFO L480 AbstractCegarLoop]: Abstraction has 4880 states and 6662 transitions. [2018-12-09 16:20:22,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 16:20:22,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4880 states and 6662 transitions. [2018-12-09 16:20:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 16:20:22,364 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:22,364 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:20:22,364 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:22,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:22,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1493372655, now seen corresponding path program 1 times [2018-12-09 16:20:22,364 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:22,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:22,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:22,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:22,365 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2018-12-09 16:20:22,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:22,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:22,413 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:22,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:22,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:22,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:22,414 INFO L87 Difference]: Start difference. First operand 4880 states and 6662 transitions. Second operand 3 states. [2018-12-09 16:20:22,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:22,566 INFO L93 Difference]: Finished difference Result 10119 states and 13823 transitions. [2018-12-09 16:20:22,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:22,567 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 327 [2018-12-09 16:20:22,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:22,575 INFO L225 Difference]: With dead ends: 10119 [2018-12-09 16:20:22,576 INFO L226 Difference]: Without dead ends: 5252 [2018-12-09 16:20:22,582 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:22,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2018-12-09 16:20:22,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 5228. [2018-12-09 16:20:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5228 states. [2018-12-09 16:20:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 5228 states and 7070 transitions. [2018-12-09 16:20:22,661 INFO L78 Accepts]: Start accepts. Automaton has 5228 states and 7070 transitions. Word has length 327 [2018-12-09 16:20:22,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:22,662 INFO L480 AbstractCegarLoop]: Abstraction has 5228 states and 7070 transitions. [2018-12-09 16:20:22,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:22,662 INFO L276 IsEmpty]: Start isEmpty. Operand 5228 states and 7070 transitions. [2018-12-09 16:20:22,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-09 16:20:22,667 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:22,667 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:22,667 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:22,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:22,668 INFO L82 PathProgramCache]: Analyzing trace with hash -628837501, now seen corresponding path program 1 times [2018-12-09 16:20:22,668 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:22,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:22,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:22,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:22,668 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2018-12-09 16:20:22,737 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:22,737 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:20:22,737 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 361 with the following transitions: [2018-12-09 16:20:22,737 INFO L205 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [46], [48], [53], [58], [63], [68], [73], [78], [83], [88], [91], [93], [98], [103], [106], [108], [113], [116], [118], [123], [126], [128], [133], [136], [138], [143], [148], [153], [156], [158], [163], [168], [173], [178], [183], [188], [193], [198], [201], [203], [208], [211], [282], [285], [293], [295], [298], [300], [303], [311], [314], [316], [318], [322], [331], [333], [336], [342], [371], [376], [386], [390], [401], [405], [408], [414], [419], [441], [443], [491], [496], [499], [501], [507], [512], [514], [517], [519], [524], [529], [531], [585], [587], [600], [605], [606], [607], [609] [2018-12-09 16:20:22,740 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:20:22,740 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:20:22,959 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 16:20:22,959 INFO L272 AbstractInterpreter]: Visited 95 different actions 379 times. Merged at 80 different actions 250 times. Widened at 2 different actions 2 times. Performed 1733 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1733 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 41 fixpoints after 14 different actions. Largest state had 90 variables. [2018-12-09 16:20:22,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:22,964 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 16:20:22,964 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:22,965 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 [2018-12-09 16:20:22,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:22,973 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 16:20:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:23,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2018-12-09 16:20:23,094 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 16:20:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2018-12-09 16:20:23,158 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 16:20:23,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-12-09 16:20:23,158 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:23,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:23,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:23,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:23,159 INFO L87 Difference]: Start difference. First operand 5228 states and 7070 transitions. Second operand 3 states. [2018-12-09 16:20:23,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:23,205 INFO L93 Difference]: Finished difference Result 6038 states and 8184 transitions. [2018-12-09 16:20:23,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:23,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 360 [2018-12-09 16:20:23,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:23,212 INFO L225 Difference]: With dead ends: 6038 [2018-12-09 16:20:23,213 INFO L226 Difference]: Without dead ends: 4559 [2018-12-09 16:20:23,215 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 720 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 16:20:23,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4559 states. [2018-12-09 16:20:23,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4559 to 3751. [2018-12-09 16:20:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3751 states. [2018-12-09 16:20:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 5066 transitions. [2018-12-09 16:20:23,264 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 5066 transitions. Word has length 360 [2018-12-09 16:20:23,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:23,265 INFO L480 AbstractCegarLoop]: Abstraction has 3751 states and 5066 transitions. [2018-12-09 16:20:23,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 5066 transitions. [2018-12-09 16:20:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-09 16:20:23,268 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:23,268 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:23,268 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:23,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:23,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1643493371, now seen corresponding path program 1 times [2018-12-09 16:20:23,268 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:23,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:23,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:23,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:23,269 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2018-12-09 16:20:23,385 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:23,385 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:20:23,385 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 423 with the following transitions: [2018-12-09 16:20:23,385 INFO L205 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [46], [48], [53], [58], [63], [68], [73], [78], [83], [88], [91], [93], [98], [103], [106], [108], [113], [116], [118], [123], [126], [128], [133], [136], [138], [143], [148], [153], [156], [158], [163], [168], [173], [178], [183], [188], [193], [198], [201], [203], [208], [211], [282], [285], [293], [295], [298], [300], [303], [311], [316], [318], [322], [331], [333], [336], [342], [371], [376], [386], [390], [401], [405], [408], [414], [419], [441], [443], [491], [496], [499], [507], [512], [514], [517], [519], [524], [529], [531], [585], [587], [600], [605], [606], [607], [609] [2018-12-09 16:20:23,387 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:20:23,387 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:20:23,660 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 16:20:23,660 INFO L272 AbstractInterpreter]: Visited 93 different actions 440 times. Merged at 79 different actions 313 times. Widened at 5 different actions 6 times. Performed 2048 root evaluator evaluations with a maximum evaluation depth of 4. Performed 2048 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 39 fixpoints after 13 different actions. Largest state had 90 variables. [2018-12-09 16:20:23,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:23,665 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 16:20:23,665 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:23,665 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 16:20:23,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:23,674 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 16:20:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:23,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2018-12-09 16:20:23,788 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 16:20:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2018-12-09 16:20:23,875 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 16:20:23,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-12-09 16:20:23,875 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 16:20:23,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 16:20:23,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 16:20:23,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 16:20:23,876 INFO L87 Difference]: Start difference. First operand 3751 states and 5066 transitions. Second operand 4 states. [2018-12-09 16:20:24,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:24,095 INFO L93 Difference]: Finished difference Result 8441 states and 11422 transitions. [2018-12-09 16:20:24,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:24,096 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 422 [2018-12-09 16:20:24,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:24,102 INFO L225 Difference]: With dead ends: 8441 [2018-12-09 16:20:24,103 INFO L226 Difference]: Without dead ends: 4534 [2018-12-09 16:20:24,107 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 849 GetRequests, 844 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:20:24,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4534 states. [2018-12-09 16:20:24,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4534 to 3804. [2018-12-09 16:20:24,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3804 states. [2018-12-09 16:20:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3804 states and 5077 transitions. [2018-12-09 16:20:24,165 INFO L78 Accepts]: Start accepts. Automaton has 3804 states and 5077 transitions. Word has length 422 [2018-12-09 16:20:24,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:24,166 INFO L480 AbstractCegarLoop]: Abstraction has 3804 states and 5077 transitions. [2018-12-09 16:20:24,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 16:20:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3804 states and 5077 transitions. [2018-12-09 16:20:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2018-12-09 16:20:24,169 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:24,169 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:24,169 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:24,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:24,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1318969793, now seen corresponding path program 1 times [2018-12-09 16:20:24,170 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:24,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:24,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:24,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:24,171 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-12-09 16:20:24,271 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:24,271 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:20:24,272 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 455 with the following transitions: [2018-12-09 16:20:24,272 INFO L205 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [46], [48], [53], [58], [63], [68], [73], [78], [83], [88], [91], [93], [98], [103], [106], [108], [113], [116], [118], [123], [126], [128], [133], [136], [138], [143], [148], [153], [156], [158], [163], [168], [173], [178], [183], [188], [193], [198], [201], [203], [208], [211], [282], [285], [287], [293], [295], [298], [300], [303], [311], [316], [318], [322], [331], [333], [336], [342], [371], [376], [386], [390], [401], [405], [408], [414], [419], [441], [443], [491], [496], [499], [507], [512], [514], [517], [519], [524], [529], [531], [585], [587], [600], [605], [606], [607], [609] [2018-12-09 16:20:24,273 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:20:24,274 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:20:24,443 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 16:20:24,443 INFO L272 AbstractInterpreter]: Visited 94 different actions 369 times. Merged at 79 different actions 245 times. Widened at 4 different actions 4 times. Performed 1687 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1687 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 34 fixpoints after 13 different actions. Largest state had 90 variables. [2018-12-09 16:20:24,448 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:24,448 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 16:20:24,448 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:24,448 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 [2018-12-09 16:20:24,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:24,457 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 16:20:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:24,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-12-09 16:20:24,573 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 16:20:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-12-09 16:20:24,656 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 16:20:24,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-12-09 16:20:24,656 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 16:20:24,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 16:20:24,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 16:20:24,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 16:20:24,657 INFO L87 Difference]: Start difference. First operand 3804 states and 5077 transitions. Second operand 4 states. [2018-12-09 16:20:24,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:24,874 INFO L93 Difference]: Finished difference Result 11090 states and 14778 transitions. [2018-12-09 16:20:24,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 16:20:24,874 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 454 [2018-12-09 16:20:24,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:24,882 INFO L225 Difference]: With dead ends: 11090 [2018-12-09 16:20:24,882 INFO L226 Difference]: Without dead ends: 7512 [2018-12-09 16:20:24,886 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 913 GetRequests, 908 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:20:24,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7512 states. [2018-12-09 16:20:24,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7512 to 5220. [2018-12-09 16:20:24,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5220 states. [2018-12-09 16:20:24,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5220 states to 5220 states and 6957 transitions. [2018-12-09 16:20:24,984 INFO L78 Accepts]: Start accepts. Automaton has 5220 states and 6957 transitions. Word has length 454 [2018-12-09 16:20:24,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:24,984 INFO L480 AbstractCegarLoop]: Abstraction has 5220 states and 6957 transitions. [2018-12-09 16:20:24,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 16:20:24,985 INFO L276 IsEmpty]: Start isEmpty. Operand 5220 states and 6957 transitions. [2018-12-09 16:20:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-12-09 16:20:24,990 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:24,991 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:24,991 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:24,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:24,991 INFO L82 PathProgramCache]: Analyzing trace with hash 93186726, now seen corresponding path program 1 times [2018-12-09 16:20:24,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:24,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:24,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:24,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:24,992 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:25,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 1662 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2018-12-09 16:20:25,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:25,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:25,133 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:25,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:25,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:25,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:25,134 INFO L87 Difference]: Start difference. First operand 5220 states and 6957 transitions. Second operand 3 states. [2018-12-09 16:20:25,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:25,245 INFO L93 Difference]: Finished difference Result 11015 states and 14606 transitions. [2018-12-09 16:20:25,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:25,245 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 499 [2018-12-09 16:20:25,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:25,253 INFO L225 Difference]: With dead ends: 11015 [2018-12-09 16:20:25,254 INFO L226 Difference]: Without dead ends: 5832 [2018-12-09 16:20:25,259 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:25,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5832 states. [2018-12-09 16:20:25,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5832 to 5798. [2018-12-09 16:20:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5798 states. [2018-12-09 16:20:25,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5798 states to 5798 states and 7620 transitions. [2018-12-09 16:20:25,333 INFO L78 Accepts]: Start accepts. Automaton has 5798 states and 7620 transitions. Word has length 499 [2018-12-09 16:20:25,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:25,333 INFO L480 AbstractCegarLoop]: Abstraction has 5798 states and 7620 transitions. [2018-12-09 16:20:25,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 5798 states and 7620 transitions. [2018-12-09 16:20:25,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2018-12-09 16:20:25,338 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:25,338 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:25,338 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:25,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:25,338 INFO L82 PathProgramCache]: Analyzing trace with hash -802092301, now seen corresponding path program 1 times [2018-12-09 16:20:25,338 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:25,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:25,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:25,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:25,339 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2018-12-09 16:20:25,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:20:25,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:20:25,436 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:20:25,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:20:25,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:20:25,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:25,436 INFO L87 Difference]: Start difference. First operand 5798 states and 7620 transitions. Second operand 3 states. [2018-12-09 16:20:25,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:25,618 INFO L93 Difference]: Finished difference Result 11732 states and 15471 transitions. [2018-12-09 16:20:25,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:20:25,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 514 [2018-12-09 16:20:25,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:25,624 INFO L225 Difference]: With dead ends: 11732 [2018-12-09 16:20:25,625 INFO L226 Difference]: Without dead ends: 5971 [2018-12-09 16:20:25,629 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:20:25,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5971 states. [2018-12-09 16:20:25,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5971 to 5862. [2018-12-09 16:20:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5862 states. [2018-12-09 16:20:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5862 states to 5862 states and 7705 transitions. [2018-12-09 16:20:25,702 INFO L78 Accepts]: Start accepts. Automaton has 5862 states and 7705 transitions. Word has length 514 [2018-12-09 16:20:25,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:25,702 INFO L480 AbstractCegarLoop]: Abstraction has 5862 states and 7705 transitions. [2018-12-09 16:20:25,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:20:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 5862 states and 7705 transitions. [2018-12-09 16:20:25,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2018-12-09 16:20:25,706 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:20:25,707 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-09 16:20:25,707 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:20:25,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:25,707 INFO L82 PathProgramCache]: Analyzing trace with hash -575263831, now seen corresponding path program 1 times [2018-12-09 16:20:25,707 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:20:25,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:25,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:25,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:20:25,708 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:20:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1986 proven. 16 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2018-12-09 16:20:25,847 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:25,847 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:20:25,847 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 519 with the following transitions: [2018-12-09 16:20:25,847 INFO L205 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [46], [48], [53], [58], [63], [68], [73], [78], [83], [88], [91], [93], [98], [101], [103], [106], [108], [113], [116], [118], [123], [126], [128], [133], [136], [138], [143], [148], [153], [156], [158], [161], [163], [168], [173], [178], [183], [188], [193], [198], [201], [203], [208], [211], [282], [285], [287], [293], [295], [298], [300], [303], [311], [316], [318], [322], [331], [333], [336], [342], [371], [376], [386], [390], [401], [405], [408], [414], [419], [441], [443], [445], [450], [453], [491], [496], [499], [507], [512], [514], [517], [519], [524], [529], [531], [585], [587], [600], [605], [606], [607], [609] [2018-12-09 16:20:25,848 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:20:25,848 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:20:26,015 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 16:20:26,015 INFO L272 AbstractInterpreter]: Visited 99 different actions 394 times. Merged at 83 different actions 257 times. Widened at 5 different actions 5 times. Performed 1823 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1823 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 45 fixpoints after 17 different actions. Largest state had 91 variables. [2018-12-09 16:20:26,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:20:26,020 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 16:20:26,020 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:20:26,020 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/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 [2018-12-09 16:20:26,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:20:26,029 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 16:20:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:20:26,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:20:26,388 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 [2018-12-09 16:20:26,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 95 refuted. 0 times theorem prover too weak. 1173 trivial. 144 not checked. [2018-12-09 16:20:26,586 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 16:20:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1887 proven. 144 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2018-12-09 16:20:26,797 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 16:20:26,798 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 10 [2018-12-09 16:20:26,798 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 16:20:26,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 16:20:26,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 16:20:26,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=53, Unknown=1, NotChecked=14, Total=90 [2018-12-09 16:20:26,798 INFO L87 Difference]: Start difference. First operand 5862 states and 7705 transitions. Second operand 7 states. [2018-12-09 16:20:27,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:20:27,499 INFO L93 Difference]: Finished difference Result 13964 states and 18456 transitions. [2018-12-09 16:20:27,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 16:20:27,499 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 518 [2018-12-09 16:20:27,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:20:27,500 INFO L225 Difference]: With dead ends: 13964 [2018-12-09 16:20:27,500 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 16:20:27,507 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1050 GetRequests, 1036 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=148, Unknown=1, NotChecked=26, Total=240 [2018-12-09 16:20:27,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 16:20:27,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 16:20:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 16:20:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 16:20:27,508 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 518 [2018-12-09 16:20:27,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:20:27,508 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 16:20:27,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 16:20:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 16:20:27,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 16:20:27,512 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 16:20:27,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:27,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,140 WARN L180 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 198 [2018-12-09 16:20:28,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,673 WARN L180 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 199 [2018-12-09 16:20:28,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:28,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 16:20:29,387 WARN L180 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 54 [2018-12-09 16:20:29,903 WARN L180 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 54 [2018-12-09 16:20:30,091 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 28 [2018-12-09 16:20:30,209 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 38 [2018-12-09 16:20:30,774 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 28 [2018-12-09 16:20:30,935 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-09 16:20:31,081 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 33 [2018-12-09 16:20:31,335 WARN L180 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 35 [2018-12-09 16:20:31,582 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2018-12-09 16:20:31,728 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2018-12-09 16:20:31,843 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-09 16:20:31,949 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-09 16:20:32,065 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2018-12-09 16:20:32,081 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-12-09 16:20:32,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 16:20:32,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 16:20:32,081 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-09 16:20:32,081 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 16:20:32,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 16:20:32,081 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 676 687) the Hoare annotation is: true [2018-12-09 16:20:32,081 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 676 687) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L444 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (<= main_~s~0 8464) [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 676 687) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L630(lines 630 634) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 592) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 603) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 614) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 625) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 339) no Hoare annotation was computed. [2018-12-09 16:20:32,082 INFO L444 ceAbstractionStarter]: At program point L203(lines 199 593) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (<= 8656 ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ssl3_accept_~s__hit~0 0)) .cse1) (and (<= ssl3_accept_~blastFlag~0 1) .cse1) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse1))) [2018-12-09 16:20:32,083 INFO L444 ceAbstractionStarter]: At program point L104(lines 103 625) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496)) [2018-12-09 16:20:32,083 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 479) no Hoare annotation was computed. [2018-12-09 16:20:32,083 INFO L448 ceAbstractionStarter]: For program point L435(lines 435 439) no Hoare annotation was computed. [2018-12-09 16:20:32,083 INFO L444 ceAbstractionStarter]: At program point L369(lines 352 387) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |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) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,083 INFO L444 ceAbstractionStarter]: At program point L403(lines 394 425) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |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) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,083 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 243) no Hoare annotation was computed. [2018-12-09 16:20:32,083 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 591) no Hoare annotation was computed. [2018-12-09 16:20:32,083 INFO L448 ceAbstractionStarter]: For program point L172(lines 172 602) no Hoare annotation was computed. [2018-12-09 16:20:32,083 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 613) no Hoare annotation was computed. [2018-12-09 16:20:32,084 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 624) no Hoare annotation was computed. [2018-12-09 16:20:32,084 INFO L448 ceAbstractionStarter]: For program point L371(lines 371 375) no Hoare annotation was computed. [2018-12-09 16:20:32,084 INFO L444 ceAbstractionStarter]: At program point L206(lines 205 591) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496)) [2018-12-09 16:20:32,084 INFO L444 ceAbstractionStarter]: At program point L173(lines 169 603) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse3 (<= 8576 ssl3_accept_~s__state~0)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3) (and (<= 8512 ssl3_accept_~s__state~0) .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (and .cse3 (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2)) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,084 INFO L444 ceAbstractionStarter]: At program point L140(lines 136 614) 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 (= |ssl3_accept_#in~initial_state| 8497) (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8673) (= |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))) (= |ssl3_accept_#in~initial_state| 8496) (and (and (<= ssl3_accept_~blastFlag~0 1) .cse0) .cse2))) [2018-12-09 16:20:32,084 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 82) no Hoare annotation was computed. [2018-12-09 16:20:32,084 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-12-09 16:20:32,084 INFO L448 ceAbstractionStarter]: For program point L571(lines 571 581) no Hoare annotation was computed. [2018-12-09 16:20:32,084 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 581) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 278) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 601) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L142(lines 142 612) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L109(lines 109 623) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L451 ceAbstractionStarter]: At program point ssl3_acceptENTRY(lines 8 675) the Hoare annotation is: true [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 510) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L308(lines 308 316) no Hoare annotation was computed. [2018-12-09 16:20:32,085 INFO L444 ceAbstractionStarter]: At program point L209(lines 208 590) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496)) [2018-12-09 16:20:32,085 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L77-2(lines 74 82) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L451 ceAbstractionStarter]: At program point L672(lines 65 674) the Hoare annotation is: true [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 545) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 578) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 600) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 611) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L112(lines 112 622) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2018-12-09 16:20:32,086 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 210 587) no Hoare annotation was computed. [2018-12-09 16:20:32,087 INFO L444 ceAbstractionStarter]: At program point L179(lines 175 601) the Hoare annotation is: (let ((.cse2 (<= 8576 ssl3_accept_~s__state~0)) (.cse3 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= 8673 ssl3_accept_~s__state~0))) (.cse1 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 (<= ssl3_accept_~blastFlag~0 1) .cse2) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (and .cse3 .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2) (and (<= 8512 ssl3_accept_~s__state~0) .cse3 .cse0 (not (= ssl3_accept_~s__hit~0 0)) .cse1) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,087 INFO L444 ceAbstractionStarter]: At program point L146(lines 142 612) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (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| 8497) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L444 ceAbstractionStarter]: At program point L213(lines 106 624) the Hoare annotation is: (or (not (= 8672 ssl3_accept_~s__state~0)) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496)) [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L511(lines 511 515) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L511-2(lines 511 515) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 445 457) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L181(lines 181 599) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 610) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 621) no Hoare annotation was computed. [2018-12-09 16:20:32,088 INFO L444 ceAbstractionStarter]: At program point L413(lines 404 424) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |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) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,088 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L347-2(lines 210 587) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 92) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 65 674) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 453) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 598) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L151(lines 151 609) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 620) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 420) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-12-09 16:20:32,089 INFO L444 ceAbstractionStarter]: At program point L185(lines 181 599) the Hoare annotation is: (let ((.cse3 (<= 8576 ssl3_accept_~s__state~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3) (and .cse1 .cse2 (<= ssl3_accept_~blastFlag~0 1) .cse3) (= |ssl3_accept_#in~initial_state| 8497) (and (<= 8512 ssl3_accept_~s__state~0) .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,090 INFO L444 ceAbstractionStarter]: At program point L152(lines 148 610) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |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) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point L218-2(lines 210 587) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point $Ultimate##90(lines 210 589) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point $Ultimate##91(lines 210 589) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 554) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point L484(lines 484 488) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 597) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 608) no Hoare annotation was computed. [2018-12-09 16:20:32,090 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 619) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L444 ceAbstractionStarter]: At program point L551(lines 65 674) the Hoare annotation is: (or (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496)) [2018-12-09 16:20:32,091 INFO L444 ceAbstractionStarter]: At program point L122(lines 118 620) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8496 ssl3_accept_~s__state~0))) (.cse2 (not (= 8497 ssl3_accept_~s__state~0))) (.cse3 (<= ssl3_accept_~s__state~0 8576)) (.cse4 (<= 8466 ssl3_accept_~s__state~0))) (or (and .cse0 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) .cse1 (not (= 8672 ssl3_accept_~s__state~0)) .cse2) (and (and (<= ssl3_accept_~blastFlag~0 1) .cse3 .cse1 .cse2) .cse4) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496) (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse4))) [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point ssl3_acceptEXIT(lines 8 675) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L255(lines 255 268) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 386) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 261) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 596) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 607) no Hoare annotation was computed. [2018-12-09 16:20:32,091 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 618) no Hoare annotation was computed. [2018-12-09 16:20:32,092 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 526) no Hoare annotation was computed. [2018-12-09 16:20:32,092 INFO L444 ceAbstractionStarter]: At program point L191(lines 187 597) the Hoare annotation is: (let ((.cse4 (<= ssl3_accept_~blastFlag~0 2)) (.cse2 (not (= ssl3_accept_~s__hit~0 0))) (.cse0 (not (= 8673 ssl3_accept_~s__state~0))) (.cse1 (not (= 8672 ssl3_accept_~s__state~0))) (.cse3 (<= 8640 ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (<= ssl3_accept_~blastFlag~0 3) .cse2 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse3) (= |ssl3_accept_#in~initial_state| 8497) (and .cse4 .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse4 .cse0 .cse1 .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8496) (and .cse0 .cse1 (<= ssl3_accept_~blastFlag~0 1) .cse3))) [2018-12-09 16:20:32,092 INFO L444 ceAbstractionStarter]: At program point L158(lines 154 608) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |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) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,092 INFO L444 ceAbstractionStarter]: At program point L125(lines 124 618) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8496 ssl3_accept_~s__state~0))) (.cse2 (not (= 8497 ssl3_accept_~s__state~0))) (.cse3 (<= ssl3_accept_~s__state~0 8576)) (.cse4 (<= 8466 ssl3_accept_~s__state~0))) (or (and .cse0 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) .cse1 (not (= 8672 ssl3_accept_~s__state~0)) .cse2) (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse4) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse1 .cse2 (<= ssl3_accept_~blastFlag~0 1) .cse3 .cse4) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,092 INFO L444 ceAbstractionStarter]: At program point L588(lines 100 656) the Hoare annotation is: (let ((.cse8 (= ssl3_accept_~s__hit~0 0))) (let ((.cse2 (not .cse8)) (.cse4 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse5 (<= ssl3_accept_~s__state~0 8448)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse7 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse0 (<= ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 8656 ssl3_accept_~s__state~0)) (.cse6 (<= ssl3_accept_~blastFlag~0 2))) (or (and .cse0 .cse1 .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8497) (and .cse0 .cse2 .cse4 .cse5) (and .cse6 (= ssl3_accept_~s__state~0 8560)) (= |ssl3_accept_#in~initial_state| 8496) (= |ssl3_accept_#in~initial_state| 8673) (and (= ssl3_accept_~s__state~0 8528) .cse6) (and .cse6 .cse1 .cse7) (= |ssl3_accept_#in~initial_state| 8672) (and .cse6 .cse2) (and .cse0 .cse2 .cse4 (<= 8640 ssl3_accept_~s__state~0)) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse8 .cse0 .cse5) (<= ssl3_accept_~blastFlag~0 1) (and (= ssl3_accept_~s__state~0 8544) .cse6) (and .cse1 .cse7 .cse0 .cse3) (and .cse6 (= ssl3_accept_~s__state~0 8512))))) [2018-12-09 16:20:32,092 INFO L448 ceAbstractionStarter]: For program point ssl3_acceptFINAL(lines 8 675) no Hoare annotation was computed. [2018-12-09 16:20:32,092 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 210 587) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 385) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L358-1(lines 358 385) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 595) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 606) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L127(lines 127 617) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 382) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L451 ceAbstractionStarter]: At program point L657(lines 99 658) the Hoare annotation is: true [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 425) no Hoare annotation was computed. [2018-12-09 16:20:32,093 INFO L448 ceAbstractionStarter]: For program point L196(lines 196 594) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 605) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 616) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 654) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L395(lines 395 401) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L362(lines 362 381) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L230(lines 230 247) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L444 ceAbstractionStarter]: At program point L197(lines 193 595) the Hoare annotation is: (let ((.cse0 (not (= 8673 ssl3_accept_~s__state~0))) (.cse1 (not (= 8672 ssl3_accept_~s__state~0))) (.cse2 (<= ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 8656 ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2 .cse3) (and .cse0 .cse1 (<= ssl3_accept_~blastFlag~0 1) .cse3) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496) (and .cse0 .cse1 .cse2 (not (= ssl3_accept_~s__hit~0 0)) .cse3))) [2018-12-09 16:20:32,094 INFO L444 ceAbstractionStarter]: At program point L164(lines 160 606) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= 8512 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |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) (= |ssl3_accept_#in~initial_state| 8496) (and .cse1 (<= ssl3_accept_~s__state~0 8576) .cse0))) [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L230-2(lines 210 587) no Hoare annotation was computed. [2018-12-09 16:20:32,094 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 651) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L528(lines 528 532) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 499) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L561-2(lines 561 565) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L528-2(lines 210 587) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 367) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L363-2(lines 362 379) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 637) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L661-2(lines 661 665) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L628-2(lines 627 649) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 467) no Hoare annotation was computed. [2018-12-09 16:20:32,095 INFO L448 ceAbstractionStarter]: For program point L331-1(lines 331 340) no Hoare annotation was computed. [2018-12-09 16:20:32,096 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 237) no Hoare annotation was computed. [2018-12-09 16:20:32,096 INFO L448 ceAbstractionStarter]: For program point L199(lines 199 593) no Hoare annotation was computed. [2018-12-09 16:20:32,096 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 604) no Hoare annotation was computed. [2018-12-09 16:20:32,096 INFO L448 ceAbstractionStarter]: For program point L133(lines 133 615) no Hoare annotation was computed. [2018-12-09 16:20:32,096 INFO L444 ceAbstractionStarter]: At program point L100-2(lines 100 656) the Hoare annotation is: (let ((.cse8 (= ssl3_accept_~s__hit~0 0))) (let ((.cse2 (not .cse8)) (.cse4 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse5 (<= ssl3_accept_~s__state~0 8448)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse7 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse0 (<= ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 8656 ssl3_accept_~s__state~0)) (.cse6 (<= ssl3_accept_~blastFlag~0 2))) (or (and .cse0 .cse1 .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8497) (and .cse0 .cse2 .cse4 .cse5) (and .cse6 (= ssl3_accept_~s__state~0 8560)) (= |ssl3_accept_#in~initial_state| 8496) (= |ssl3_accept_#in~initial_state| 8673) (and (= ssl3_accept_~s__state~0 8528) .cse6) (and .cse6 .cse1 .cse7) (= |ssl3_accept_#in~initial_state| 8672) (and .cse6 .cse2) (and .cse0 .cse2 .cse4 (<= 8640 ssl3_accept_~s__state~0)) (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse8 .cse0 .cse5) (<= ssl3_accept_~blastFlag~0 1) (and (= ssl3_accept_~s__state~0 8544) .cse6) (and .cse1 .cse7 .cse0 .cse3) (and .cse6 (= ssl3_accept_~s__state~0 8512))))) [2018-12-09 16:20:32,096 INFO L444 ceAbstractionStarter]: At program point L167(lines 166 604) the Hoare annotation is: (let ((.cse0 (= ssl3_accept_~s__hit~0 0))) (let ((.cse3 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= ssl3_accept_~blastFlag~0 3)) (.cse4 (not .cse0)) (.cse2 (<= ssl3_accept_~s__state~0 8448))) (or (and (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (and .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2) (and (<= ssl3_accept_~blastFlag~0 1) .cse2) (and .cse1 .cse4 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496)))) [2018-12-09 16:20:32,096 INFO L444 ceAbstractionStarter]: At program point L134(lines 127 617) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse3 (<= ssl3_accept_~s__state~0 8576)) (.cse1 (not (= 8496 ssl3_accept_~s__state~0))) (.cse2 (not (= 8497 ssl3_accept_~s__state~0)))) (or (= |ssl3_accept_#in~initial_state| 8497) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) .cse1 (not (= 8672 ssl3_accept_~s__state~0)) .cse2) (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3) (and (<= ssl3_accept_~blastFlag~0 1) .cse3 .cse1 .cse2) (= |ssl3_accept_#in~initial_state| 8672) (= |ssl3_accept_#in~initial_state| 8496))) [2018-12-09 16:20:32,096 INFO L448 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-12-09 16:20:32,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:20:32 BoogieIcfgContainer [2018-12-09 16:20:32,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 16:20:32,123 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:20:32,123 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:20:32,123 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:20:32,123 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:20:17" (3/4) ... [2018-12-09 16:20:32,126 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 16:20:32,131 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 16:20:32,131 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 16:20:32,131 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_accept [2018-12-09 16:20:32,138 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 16:20:32,138 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 16:20:32,139 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state) || \old(initial_state) == 8497) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8560)) || \old(initial_state) == 8496) || \old(initial_state) == 8673) || (s__state == 8528 && blastFlag <= 2)) || ((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (blastFlag <= 2 && !(s__hit == 0))) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 3) && s__state <= 8448)) || blastFlag <= 1) || (s__state == 8544 && blastFlag <= 2)) || (((!(8673 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 3) && 8656 <= s__state)) || (blastFlag <= 2 && s__state == 8512) [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8496 == s__state)) && !(8672 == s__state)) && !(8497 == s__state)) || ((((blastFlag <= 1 && s__state <= 8576) && !(8496 == s__state)) && !(8497 == s__state)) && 8466 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || (((((blastFlag <= 2 && !(8496 == s__state)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8466 <= s__state) [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8496 == s__state)) && !(8672 == s__state)) && !(8497 == s__state)) || (((((blastFlag <= 2 && !(8496 == s__state)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((!(8496 == s__state) && !(8497 == s__state)) && blastFlag <= 1) && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8496 [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state) || \old(initial_state) == 8497) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8560)) || \old(initial_state) == 8496) || \old(initial_state) == 8673) || (s__state == 8528 && blastFlag <= 2)) || ((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (blastFlag <= 2 && !(s__hit == 0))) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 3) && s__state <= 8448)) || blastFlag <= 1) || (s__state == 8544 && blastFlag <= 2)) || (((!(8673 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 3) && 8656 <= s__state)) || (blastFlag <= 2 && s__state == 8512) [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || (((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8496 == s__state)) && !(8672 == s__state)) && !(8497 == s__state))) || ((((blastFlag <= 2 && !(8496 == s__state)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((blastFlag <= 1 && s__state <= 8576) && !(8496 == s__state)) && !(8497 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,158 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\old(initial_state) == 8497 || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8496) || ((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) [2018-12-09 16:20:32,159 WARN L221 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) == 8497) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state) [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 3) && s__state <= 8448) || ((blastFlag <= 2 && !(s__hit == 0)) && s__state <= 8448)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448)) || (blastFlag <= 1 && s__state <= 8448)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (8576 <= s__state && (blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,159 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8576 <= s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) || (((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8576 <= s__state)) || \old(initial_state) == 8497) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 3) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state) || \old(initial_state) == 8497) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8640 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && !(s__hit == 0)) && 8640 <= s__state)) || \old(initial_state) == 8496) || (((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8640 <= s__state) [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(8673 == s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 3) && 8656 <= s__state) || (((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8656 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || ((((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 3) && !(s__hit == 0)) && 8656 <= s__state) [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((blastFlag <= 3 && !(s__hit == 0)) && 8656 <= s__state) || (blastFlag <= 1 && 8656 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && 8656 <= s__state) [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,160 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) == 8497 || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 [2018-12-09 16:20:32,190 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_731a7a7f-b8e1-41f4-a883-6a70a5036711/bin-2019/utaipan/witness.graphml [2018-12-09 16:20:32,190 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:20:32,191 INFO L168 Benchmark]: Toolchain (without parser) took 14944.01 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 962.4 MB in the beginning and 1.6 GB in the end (delta: -596.7 MB). Peak memory consumption was 882.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:20:32,191 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:20:32,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.69 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 946.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:20:32,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 69.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-09 16:20:32,192 INFO L168 Benchmark]: Boogie Preprocessor took 30.53 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:20:32,192 INFO L168 Benchmark]: RCFGBuilder took 343.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:20:32,192 INFO L168 Benchmark]: TraceAbstraction took 14259.09 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -582.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 16:20:32,192 INFO L168 Benchmark]: Witness Printer took 67.79 ms. Allocated memory is still 2.5 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:20:32,193 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 193.69 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 946.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 69.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.53 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 343.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14259.09 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -582.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 67.79 ms. Allocated memory is still 2.5 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 668]: 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: 100]: Loop Invariant Derived loop invariant: (((((((((((((((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state) || \old(initial_state) == 8497) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8560)) || \old(initial_state) == 8496) || \old(initial_state) == 8673) || (s__state == 8528 && blastFlag <= 2)) || ((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (blastFlag <= 2 && !(s__hit == 0))) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 3) && s__state <= 8448)) || blastFlag <= 1) || (s__state == 8544 && blastFlag <= 2)) || (((!(8673 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 3) && 8656 <= s__state)) || (blastFlag <= 2 && s__state == 8512) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((\old(initial_state) == 8497 || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8496) || ((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((((((((((((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state) || \old(initial_state) == 8497) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8560)) || \old(initial_state) == 8496) || \old(initial_state) == 8673) || (s__state == 8528 && blastFlag <= 2)) || ((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (blastFlag <= 2 && !(s__hit == 0))) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 3) && s__state <= 8448)) || blastFlag <= 1) || (s__state == 8544 && blastFlag <= 2)) || (((!(8673 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 3) && 8656 <= s__state)) || (blastFlag <= 2 && s__state == 8512) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (8576 <= s__state && (blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((((((((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8496 == s__state)) && !(8672 == s__state)) && !(8497 == s__state)) || ((((blastFlag <= 1 && s__state <= 8576) && !(8496 == s__state)) && !(8497 == s__state)) && 8466 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || (((((blastFlag <= 2 && !(8496 == s__state)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8466 <= s__state) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((((((((!(8673 == s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 3) && 8656 <= s__state) || (((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8656 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || ((((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 3) && !(s__hit == 0)) && 8656 <= s__state) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8497) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((((((((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8576 <= s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((((((blastFlag <= 3 && !(s__hit == 0)) && 8656 <= s__state) || (blastFlag <= 1 && 8656 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && 8656 <= s__state) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (((((((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) || (((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8576 <= s__state)) || \old(initial_state) == 8497) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || (((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8496 == s__state)) && !(8672 == s__state)) && !(8497 == s__state))) || ((((blastFlag <= 2 && !(8496 == s__state)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((blastFlag <= 1 && s__state <= 8576) && !(8496 == s__state)) && !(8497 == s__state))) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__next_state___0 <= 3 && s__hit == 0) && blastFlag <= 3) && s__state <= 8448) || ((blastFlag <= 2 && !(s__hit == 0)) && s__state <= 8448)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448)) || (blastFlag <= 1 && s__state <= 8448)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((\old(initial_state) == 8497 || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8496 == s__state)) && !(8672 == s__state)) && !(8497 == s__state)) || (((((blastFlag <= 2 && !(8496 == s__state)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((!(8496 == s__state) && !(8497 == s__state)) && blastFlag <= 1) && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8496 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((\old(initial_state) == 8497 || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672) || ((blastFlag <= 2 && s__state <= 8576) && 8512 <= s__state)) || \old(initial_state) == 8496 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (((((((((((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 3) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state) || \old(initial_state) == 8497) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) && 8640 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(8672 == s__state)) && !(s__hit == 0)) && 8640 <= s__state)) || \old(initial_state) == 8496) || (((!(8673 == s__state) && !(8672 == s__state)) && blastFlag <= 1) && 8640 <= s__state) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (((!(8672 == s__state) || \old(initial_state) == 8497) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || \old(initial_state) == 8496 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 148 locations, 1 error locations. SAFE Result, 14.1s OverallTime, 23 OverallIterations, 19 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 5023 SDtfs, 3347 SDslu, 4215 SDs, 0 SdLazy, 3566 SolverSat, 544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4622 GetRequests, 4557 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6247occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.6s AbstIntTime, 6 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 23 MinimizatonAttempts, 4572 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 998 NumberOfFragments, 1384 HoareAnnotationTreeSize, 33 FomulaSimplifications, 127290 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 33 FomulaSimplificationsInter, 32255 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 7900 NumberOfCodeBlocks, 7900 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 10127 ConstructedInterpolants, 35 QuantifiedInterpolants, 6781696 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3950 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 35 InterpolantComputations, 21 PerfectInterpolantSequences, 40305/40911 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...