./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_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:15,697 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 06:55:15,698 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 06:55:15,704 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 06:55:15,704 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 06:55:15,704 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 06:55:15,705 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 06:55:15,706 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 06:55:15,707 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 06:55:15,707 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 06:55:15,707 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 06:55:15,708 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 06:55:15,708 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 06:55:15,708 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 06:55:15,709 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 06:55:15,709 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 06:55:15,710 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 06:55:15,710 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 06:55:15,711 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 06:55:15,712 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 06:55:15,713 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 06:55:15,713 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 06:55:15,714 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 06:55:15,714 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 06:55:15,714 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 06:55:15,715 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 06:55:15,715 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 06:55:15,716 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 06:55:15,716 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 06:55:15,717 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 06:55:15,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 06:55:15,717 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 06:55:15,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 06:55:15,717 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 06:55:15,718 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 06:55:15,718 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 06:55:15,718 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 06:55:15,725 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 06:55:15,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 06:55:15,726 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 06:55:15,726 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 06:55:15,726 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 06:55:15,726 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 06:55:15,727 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 06:55:15,728 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 06:55:15,728 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 06:55:15,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 06:55:15,729 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 06:55:15,729 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 06:55:15,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 06:55:15,730 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 06:55:15,730 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_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:15,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 06:55:15,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 06:55:15,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 06:55:15,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 06:55:15,758 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 06:55:15,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-12-03 06:55:15,796 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/data/25ea0704c/51b73136d79348228d9e7f5fea97ae4a/FLAG9038324a2 [2018-12-03 06:55:16,215 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 06:55:16,215 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-12-03 06:55:16,221 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/data/25ea0704c/51b73136d79348228d9e7f5fea97ae4a/FLAG9038324a2 [2018-12-03 06:55:16,230 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/data/25ea0704c/51b73136d79348228d9e7f5fea97ae4a [2018-12-03 06:55:16,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 06:55:16,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 06:55:16,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 06:55:16,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 06:55:16,235 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 06:55:16,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9691a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16, skipping insertion in model container [2018-12-03 06:55:16,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 06:55:16,261 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 06:55:16,378 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 06:55:16,381 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 06:55:16,412 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 06:55:16,421 INFO L195 MainTranslator]: Completed translation [2018-12-03 06:55:16,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16 WrapperNode [2018-12-03 06:55:16,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 06:55:16,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 06:55:16,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 06:55:16,422 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 06:55:16,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 06:55:16,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 06:55:16,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 06:55:16,468 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 06:55:16,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... [2018-12-03 06:55:16,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 06:55:16,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 06:55:16,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 06:55:16,499 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 06:55:16,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 06:55:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 06:55:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 06:55:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 06:55:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 06:55:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 06:55:16,533 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-12-03 06:55:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-12-03 06:55:16,616 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-03 06:55:16,616 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-03 06:55:16,838 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 06:55:16,838 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 06:55:16,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:55:16 BoogieIcfgContainer [2018-12-03 06:55:16,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 06:55:16,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 06:55:16,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 06:55:16,840 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 06:55:16,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 06:55:16" (1/3) ... [2018-12-03 06:55:16,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be84db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 06:55:16, skipping insertion in model container [2018-12-03 06:55:16,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 06:55:16" (2/3) ... [2018-12-03 06:55:16,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be84db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 06:55:16, skipping insertion in model container [2018-12-03 06:55:16,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:55:16" (3/3) ... [2018-12-03 06:55:16,842 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-12-03 06:55:16,848 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 06:55:16,853 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 06:55:16,862 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 06:55:16,882 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 06:55:16,882 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 06:55:16,882 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 06:55:16,882 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 06:55:16,882 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 06:55:16,882 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 06:55:16,883 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 06:55:16,883 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 06:55:16,896 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2018-12-03 06:55:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-03 06:55:16,902 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:16,903 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] [2018-12-03 06:55:16,904 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:16,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:16,907 INFO L82 PathProgramCache]: Analyzing trace with hash -214397175, now seen corresponding path program 1 times [2018-12-03 06:55:16,909 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:16,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:16,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:16,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:16,936 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:17,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 06:55:17,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:17,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 06:55:17,069 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:17,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 06:55:17,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 06:55:17,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 06:55:17,087 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 5 states. [2018-12-03 06:55:17,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:17,285 INFO L93 Difference]: Finished difference Result 326 states and 557 transitions. [2018-12-03 06:55:17,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:17,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2018-12-03 06:55:17,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:17,296 INFO L225 Difference]: With dead ends: 326 [2018-12-03 06:55:17,296 INFO L226 Difference]: Without dead ends: 166 [2018-12-03 06:55:17,299 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 [2018-12-03 06:55:17,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-12-03 06:55:17,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 161. [2018-12-03 06:55:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-12-03 06:55:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 253 transitions. [2018-12-03 06:55:17,332 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 253 transitions. Word has length 49 [2018-12-03 06:55:17,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:17,333 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 253 transitions. [2018-12-03 06:55:17,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 06:55:17,333 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2018-12-03 06:55:17,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-03 06:55:17,334 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:17,334 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] [2018-12-03 06:55:17,334 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:17,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:17,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1936586635, now seen corresponding path program 1 times [2018-12-03 06:55:17,335 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:17,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:17,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,336 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 06:55:17,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:17,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 06:55:17,391 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:17,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 06:55:17,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 06:55:17,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 06:55:17,392 INFO L87 Difference]: Start difference. First operand 161 states and 253 transitions. Second operand 5 states. [2018-12-03 06:55:17,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:17,546 INFO L93 Difference]: Finished difference Result 357 states and 570 transitions. [2018-12-03 06:55:17,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:17,547 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-12-03 06:55:17,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:17,549 INFO L225 Difference]: With dead ends: 357 [2018-12-03 06:55:17,549 INFO L226 Difference]: Without dead ends: 207 [2018-12-03 06:55:17,550 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 [2018-12-03 06:55:17,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-12-03 06:55:17,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 202. [2018-12-03 06:55:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-12-03 06:55:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 325 transitions. [2018-12-03 06:55:17,562 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 325 transitions. Word has length 50 [2018-12-03 06:55:17,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:17,562 INFO L480 AbstractCegarLoop]: Abstraction has 202 states and 325 transitions. [2018-12-03 06:55:17,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 06:55:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 325 transitions. [2018-12-03 06:55:17,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-03 06:55:17,564 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:17,564 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] [2018-12-03 06:55:17,565 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:17,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:17,565 INFO L82 PathProgramCache]: Analyzing trace with hash -83111160, now seen corresponding path program 1 times [2018-12-03 06:55:17,565 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:17,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:17,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,566 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 06:55:17,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:17,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:17,617 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:17,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:17,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:17,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:17,618 INFO L87 Difference]: Start difference. First operand 202 states and 325 transitions. Second operand 3 states. [2018-12-03 06:55:17,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:17,650 INFO L93 Difference]: Finished difference Result 578 states and 940 transitions. [2018-12-03 06:55:17,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:17,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-12-03 06:55:17,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:17,652 INFO L225 Difference]: With dead ends: 578 [2018-12-03 06:55:17,652 INFO L226 Difference]: Without dead ends: 389 [2018-12-03 06:55:17,654 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 [2018-12-03 06:55:17,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2018-12-03 06:55:17,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 389. [2018-12-03 06:55:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-12-03 06:55:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 629 transitions. [2018-12-03 06:55:17,673 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 629 transitions. Word has length 65 [2018-12-03 06:55:17,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:17,673 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 629 transitions. [2018-12-03 06:55:17,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 629 transitions. [2018-12-03 06:55:17,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-03 06:55:17,675 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:17,675 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] [2018-12-03 06:55:17,675 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:17,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:17,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1967371592, now seen corresponding path program 1 times [2018-12-03 06:55:17,676 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:17,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:17,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,677 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-03 06:55:17,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:17,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 06:55:17,719 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:17,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 06:55:17,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 06:55:17,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 06:55:17,720 INFO L87 Difference]: Start difference. First operand 389 states and 629 transitions. Second operand 5 states. [2018-12-03 06:55:17,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:17,831 INFO L93 Difference]: Finished difference Result 817 states and 1322 transitions. [2018-12-03 06:55:17,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:17,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2018-12-03 06:55:17,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:17,833 INFO L225 Difference]: With dead ends: 817 [2018-12-03 06:55:17,833 INFO L226 Difference]: Without dead ends: 441 [2018-12-03 06:55:17,834 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 [2018-12-03 06:55:17,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2018-12-03 06:55:17,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 431. [2018-12-03 06:55:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-12-03 06:55:17,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 691 transitions. [2018-12-03 06:55:17,847 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 691 transitions. Word has length 86 [2018-12-03 06:55:17,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:17,847 INFO L480 AbstractCegarLoop]: Abstraction has 431 states and 691 transitions. [2018-12-03 06:55:17,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 06:55:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 691 transitions. [2018-12-03 06:55:17,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-03 06:55:17,849 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:17,850 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] [2018-12-03 06:55:17,850 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:17,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:17,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1667167567, now seen corresponding path program 1 times [2018-12-03 06:55:17,850 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:17,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:17,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:17,851 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-03 06:55:17,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:17,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 06:55:17,903 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:17,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 06:55:17,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 06:55:17,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 06:55:17,903 INFO L87 Difference]: Start difference. First operand 431 states and 691 transitions. Second operand 5 states. [2018-12-03 06:55:17,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:17,997 INFO L93 Difference]: Finished difference Result 859 states and 1380 transitions. [2018-12-03 06:55:17,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:17,997 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 87 [2018-12-03 06:55:17,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:17,999 INFO L225 Difference]: With dead ends: 859 [2018-12-03 06:55:17,999 INFO L226 Difference]: Without dead ends: 441 [2018-12-03 06:55:18,000 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 [2018-12-03 06:55:18,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2018-12-03 06:55:18,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 431. [2018-12-03 06:55:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-12-03 06:55:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 687 transitions. [2018-12-03 06:55:18,013 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 687 transitions. Word has length 87 [2018-12-03 06:55:18,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,013 INFO L480 AbstractCegarLoop]: Abstraction has 431 states and 687 transitions. [2018-12-03 06:55:18,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 06:55:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 687 transitions. [2018-12-03 06:55:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-03 06:55:18,015 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,015 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] [2018-12-03 06:55:18,015 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1961825767, now seen corresponding path program 1 times [2018-12-03 06:55:18,016 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,017 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 06:55:18,042 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,042 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,042 INFO L87 Difference]: Start difference. First operand 431 states and 687 transitions. Second operand 3 states. [2018-12-03 06:55:18,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,127 INFO L93 Difference]: Finished difference Result 977 states and 1581 transitions. [2018-12-03 06:55:18,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,128 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2018-12-03 06:55:18,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,130 INFO L225 Difference]: With dead ends: 977 [2018-12-03 06:55:18,130 INFO L226 Difference]: Without dead ends: 559 [2018-12-03 06:55:18,130 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 [2018-12-03 06:55:18,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2018-12-03 06:55:18,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 549. [2018-12-03 06:55:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-12-03 06:55:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 803 transitions. [2018-12-03 06:55:18,140 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 803 transitions. Word has length 102 [2018-12-03 06:55:18,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,141 INFO L480 AbstractCegarLoop]: Abstraction has 549 states and 803 transitions. [2018-12-03 06:55:18,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:18,141 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 803 transitions. [2018-12-03 06:55:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-03 06:55:18,142 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,142 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] [2018-12-03 06:55:18,142 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,142 INFO L82 PathProgramCache]: Analyzing trace with hash -1528096681, now seen corresponding path program 1 times [2018-12-03 06:55:18,142 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,143 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,162 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-03 06:55:18,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,163 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,164 INFO L87 Difference]: Start difference. First operand 549 states and 803 transitions. Second operand 3 states. [2018-12-03 06:55:18,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,250 INFO L93 Difference]: Finished difference Result 1173 states and 1739 transitions. [2018-12-03 06:55:18,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2018-12-03 06:55:18,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,252 INFO L225 Difference]: With dead ends: 1173 [2018-12-03 06:55:18,252 INFO L226 Difference]: Without dead ends: 637 [2018-12-03 06:55:18,253 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 [2018-12-03 06:55:18,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-03 06:55:18,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 611. [2018-12-03 06:55:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 611 states. [2018-12-03 06:55:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 891 transitions. [2018-12-03 06:55:18,263 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 891 transitions. Word has length 102 [2018-12-03 06:55:18,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,263 INFO L480 AbstractCegarLoop]: Abstraction has 611 states and 891 transitions. [2018-12-03 06:55:18,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 891 transitions. [2018-12-03 06:55:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-03 06:55:18,264 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,265 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] [2018-12-03 06:55:18,265 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,265 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1785636715, now seen corresponding path program 1 times [2018-12-03 06:55:18,265 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,266 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,289 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-03 06:55:18,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,289 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,290 INFO L87 Difference]: Start difference. First operand 611 states and 891 transitions. Second operand 3 states. [2018-12-03 06:55:18,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,311 INFO L93 Difference]: Finished difference Result 911 states and 1330 transitions. [2018-12-03 06:55:18,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-12-03 06:55:18,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,313 INFO L225 Difference]: With dead ends: 911 [2018-12-03 06:55:18,313 INFO L226 Difference]: Without dead ends: 909 [2018-12-03 06:55:18,313 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 [2018-12-03 06:55:18,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-12-03 06:55:18,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 909. [2018-12-03 06:55:18,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 909 states. [2018-12-03 06:55:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 909 states and 1328 transitions. [2018-12-03 06:55:18,327 INFO L78 Accepts]: Start accepts. Automaton has 909 states and 1328 transitions. Word has length 126 [2018-12-03 06:55:18,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,328 INFO L480 AbstractCegarLoop]: Abstraction has 909 states and 1328 transitions. [2018-12-03 06:55:18,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:18,328 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1328 transitions. [2018-12-03 06:55:18,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-03 06:55:18,329 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,330 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] [2018-12-03 06:55:18,330 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,330 INFO L82 PathProgramCache]: Analyzing trace with hash 607551452, now seen corresponding path program 1 times [2018-12-03 06:55:18,330 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,331 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-12-03 06:55:18,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,366 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,367 INFO L87 Difference]: Start difference. First operand 909 states and 1328 transitions. Second operand 3 states. [2018-12-03 06:55:18,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,450 INFO L93 Difference]: Finished difference Result 1883 states and 2738 transitions. [2018-12-03 06:55:18,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2018-12-03 06:55:18,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,452 INFO L225 Difference]: With dead ends: 1883 [2018-12-03 06:55:18,452 INFO L226 Difference]: Without dead ends: 987 [2018-12-03 06:55:18,453 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 [2018-12-03 06:55:18,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2018-12-03 06:55:18,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 978. [2018-12-03 06:55:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2018-12-03 06:55:18,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1412 transitions. [2018-12-03 06:55:18,469 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1412 transitions. Word has length 190 [2018-12-03 06:55:18,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,469 INFO L480 AbstractCegarLoop]: Abstraction has 978 states and 1412 transitions. [2018-12-03 06:55:18,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:18,469 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1412 transitions. [2018-12-03 06:55:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-03 06:55:18,471 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,471 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] [2018-12-03 06:55:18,472 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,472 INFO L82 PathProgramCache]: Analyzing trace with hash 303867594, now seen corresponding path program 1 times [2018-12-03 06:55:18,472 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,473 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,510 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-12-03 06:55:18,510 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,510 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,511 INFO L87 Difference]: Start difference. First operand 978 states and 1412 transitions. Second operand 3 states. [2018-12-03 06:55:18,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,609 INFO L93 Difference]: Finished difference Result 2054 states and 2966 transitions. [2018-12-03 06:55:18,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,610 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2018-12-03 06:55:18,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,613 INFO L225 Difference]: With dead ends: 2054 [2018-12-03 06:55:18,613 INFO L226 Difference]: Without dead ends: 1089 [2018-12-03 06:55:18,615 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 [2018-12-03 06:55:18,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2018-12-03 06:55:18,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1053. [2018-12-03 06:55:18,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1053 states. [2018-12-03 06:55:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1502 transitions. [2018-12-03 06:55:18,641 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1502 transitions. Word has length 210 [2018-12-03 06:55:18,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,642 INFO L480 AbstractCegarLoop]: Abstraction has 1053 states and 1502 transitions. [2018-12-03 06:55:18,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1502 transitions. [2018-12-03 06:55:18,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-03 06:55:18,644 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,644 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] [2018-12-03 06:55:18,644 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,644 INFO L82 PathProgramCache]: Analyzing trace with hash -524042466, now seen corresponding path program 1 times [2018-12-03 06:55:18,644 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,645 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 385 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-12-03 06:55:18,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,695 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,696 INFO L87 Difference]: Start difference. First operand 1053 states and 1502 transitions. Second operand 3 states. [2018-12-03 06:55:18,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,823 INFO L93 Difference]: Finished difference Result 2195 states and 3134 transitions. [2018-12-03 06:55:18,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2018-12-03 06:55:18,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,826 INFO L225 Difference]: With dead ends: 2195 [2018-12-03 06:55:18,826 INFO L226 Difference]: Without dead ends: 1155 [2018-12-03 06:55:18,828 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 [2018-12-03 06:55:18,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2018-12-03 06:55:18,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1134. [2018-12-03 06:55:18,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1134 states. [2018-12-03 06:55:18,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 1134 states and 1598 transitions. [2018-12-03 06:55:18,847 INFO L78 Accepts]: Start accepts. Automaton has 1134 states and 1598 transitions. Word has length 236 [2018-12-03 06:55:18,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:18,847 INFO L480 AbstractCegarLoop]: Abstraction has 1134 states and 1598 transitions. [2018-12-03 06:55:18,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:18,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1598 transitions. [2018-12-03 06:55:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-03 06:55:18,849 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:18,849 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] [2018-12-03 06:55:18,849 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:18,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:18,849 INFO L82 PathProgramCache]: Analyzing trace with hash 953382016, now seen corresponding path program 1 times [2018-12-03 06:55:18,850 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:18,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:18,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:18,850 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:18,942 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 410 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-03 06:55:18,942 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:18,942 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:18,942 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:18,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:18,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:18,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,943 INFO L87 Difference]: Start difference. First operand 1134 states and 1598 transitions. Second operand 3 states. [2018-12-03 06:55:18,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:18,981 INFO L93 Difference]: Finished difference Result 3370 states and 4751 transitions. [2018-12-03 06:55:18,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:18,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 237 [2018-12-03 06:55:18,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:18,985 INFO L225 Difference]: With dead ends: 3370 [2018-12-03 06:55:18,985 INFO L226 Difference]: Without dead ends: 2249 [2018-12-03 06:55:18,986 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:18,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2249 states. [2018-12-03 06:55:19,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2249 to 2247. [2018-12-03 06:55:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2247 states. [2018-12-03 06:55:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 2247 states and 3163 transitions. [2018-12-03 06:55:19,021 INFO L78 Accepts]: Start accepts. Automaton has 2247 states and 3163 transitions. Word has length 237 [2018-12-03 06:55:19,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:19,021 INFO L480 AbstractCegarLoop]: Abstraction has 2247 states and 3163 transitions. [2018-12-03 06:55:19,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 3163 transitions. [2018-12-03 06:55:19,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-03 06:55:19,024 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:19,024 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] [2018-12-03 06:55:19,024 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:19,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:19,024 INFO L82 PathProgramCache]: Analyzing trace with hash -592064313, now seen corresponding path program 1 times [2018-12-03 06:55:19,025 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:19,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:19,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:19,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:19,025 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-12-03 06:55:19,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:19,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:19,070 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:19,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:19,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:19,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:19,070 INFO L87 Difference]: Start difference. First operand 2247 states and 3163 transitions. Second operand 3 states. [2018-12-03 06:55:19,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:19,217 INFO L93 Difference]: Finished difference Result 4727 states and 6729 transitions. [2018-12-03 06:55:19,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:19,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 238 [2018-12-03 06:55:19,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:19,222 INFO L225 Difference]: With dead ends: 4727 [2018-12-03 06:55:19,222 INFO L226 Difference]: Without dead ends: 2433 [2018-12-03 06:55:19,225 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 [2018-12-03 06:55:19,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2433 states. [2018-12-03 06:55:19,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2433 to 2433. [2018-12-03 06:55:19,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2433 states. [2018-12-03 06:55:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2433 states and 3379 transitions. [2018-12-03 06:55:19,263 INFO L78 Accepts]: Start accepts. Automaton has 2433 states and 3379 transitions. Word has length 238 [2018-12-03 06:55:19,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:19,263 INFO L480 AbstractCegarLoop]: Abstraction has 2433 states and 3379 transitions. [2018-12-03 06:55:19,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 3379 transitions. [2018-12-03 06:55:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-03 06:55:19,266 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:19,267 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] [2018-12-03 06:55:19,267 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:19,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:19,267 INFO L82 PathProgramCache]: Analyzing trace with hash 2024758885, now seen corresponding path program 1 times [2018-12-03 06:55:19,267 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:19,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:19,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:19,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:19,268 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:19,330 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 425 proven. 16 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-03 06:55:19,330 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:19,330 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 06:55:19,331 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 251 with the following transitions: [2018-12-03 06:55:19,333 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] [2018-12-03 06:55:19,362 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 06:55:19,363 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 06:55:19,824 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 06:55:19,824 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. [2018-12-03 06:55:19,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:19,831 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 06:55:19,831 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:19,831 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:19,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:19,838 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 06:55:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:19,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 06:55:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-03 06:55:19,961 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 06:55:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-03 06:55:20,081 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 06:55:20,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-12-03 06:55:20,082 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:20,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:20,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:20,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 06:55:20,082 INFO L87 Difference]: Start difference. First operand 2433 states and 3379 transitions. Second operand 3 states. [2018-12-03 06:55:20,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:20,158 INFO L93 Difference]: Finished difference Result 5659 states and 7862 transitions. [2018-12-03 06:55:20,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:20,158 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 250 [2018-12-03 06:55:20,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:20,164 INFO L225 Difference]: With dead ends: 5659 [2018-12-03 06:55:20,164 INFO L226 Difference]: Without dead ends: 3239 [2018-12-03 06:55:20,167 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 [2018-12-03 06:55:20,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3239 states. [2018-12-03 06:55:20,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3239 to 3239. [2018-12-03 06:55:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3239 states. [2018-12-03 06:55:20,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 4498 transitions. [2018-12-03 06:55:20,219 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 4498 transitions. Word has length 250 [2018-12-03 06:55:20,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:20,219 INFO L480 AbstractCegarLoop]: Abstraction has 3239 states and 4498 transitions. [2018-12-03 06:55:20,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:20,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 4498 transitions. [2018-12-03 06:55:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-03 06:55:20,223 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:20,223 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] [2018-12-03 06:55:20,223 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:20,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:20,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1042813626, now seen corresponding path program 1 times [2018-12-03 06:55:20,224 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:20,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:20,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:20,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:20,224 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-03 06:55:20,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:20,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:20,269 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:20,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:20,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:20,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:20,269 INFO L87 Difference]: Start difference. First operand 3239 states and 4498 transitions. Second operand 3 states. [2018-12-03 06:55:20,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:20,363 INFO L93 Difference]: Finished difference Result 9475 states and 13204 transitions. [2018-12-03 06:55:20,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:20,363 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 258 [2018-12-03 06:55:20,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:20,374 INFO L225 Difference]: With dead ends: 9475 [2018-12-03 06:55:20,374 INFO L226 Difference]: Without dead ends: 6249 [2018-12-03 06:55:20,379 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 [2018-12-03 06:55:20,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6249 states. [2018-12-03 06:55:20,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6249 to 6247. [2018-12-03 06:55:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6247 states. [2018-12-03 06:55:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6247 states to 6247 states and 8698 transitions. [2018-12-03 06:55:20,486 INFO L78 Accepts]: Start accepts. Automaton has 6247 states and 8698 transitions. Word has length 258 [2018-12-03 06:55:20,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:20,487 INFO L480 AbstractCegarLoop]: Abstraction has 6247 states and 8698 transitions. [2018-12-03 06:55:20,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 6247 states and 8698 transitions. [2018-12-03 06:55:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-03 06:55:20,492 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:20,492 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] [2018-12-03 06:55:20,492 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:20,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:20,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1331633016, now seen corresponding path program 1 times [2018-12-03 06:55:20,493 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:20,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:20,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:20,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:20,494 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-03 06:55:20,557 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:20,557 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 06:55:20,558 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-12-03 06:55:20,558 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] [2018-12-03 06:55:20,560 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 06:55:20,560 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 06:55:20,726 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 06:55:20,726 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. [2018-12-03 06:55:20,731 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:20,731 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 06:55:20,731 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:20,731 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:20,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:20,739 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 06:55:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:20,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 06:55:20,803 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-03 06:55:20,804 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 06:55:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-03 06:55:20,867 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 06:55:20,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-12-03 06:55:20,867 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 06:55:20,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 06:55:20,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 06:55:20,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-03 06:55:20,868 INFO L87 Difference]: Start difference. First operand 6247 states and 8698 transitions. Second operand 4 states. [2018-12-03 06:55:21,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:21,132 INFO L93 Difference]: Finished difference Result 14243 states and 19900 transitions. [2018-12-03 06:55:21,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:21,133 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 258 [2018-12-03 06:55:21,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:21,142 INFO L225 Difference]: With dead ends: 14243 [2018-12-03 06:55:21,142 INFO L226 Difference]: Without dead ends: 5319 [2018-12-03 06:55:21,150 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 [2018-12-03 06:55:21,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2018-12-03 06:55:21,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4880. [2018-12-03 06:55:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4880 states. [2018-12-03 06:55:21,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 4880 states and 6662 transitions. [2018-12-03 06:55:21,244 INFO L78 Accepts]: Start accepts. Automaton has 4880 states and 6662 transitions. Word has length 258 [2018-12-03 06:55:21,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:21,245 INFO L480 AbstractCegarLoop]: Abstraction has 4880 states and 6662 transitions. [2018-12-03 06:55:21,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 06:55:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 4880 states and 6662 transitions. [2018-12-03 06:55:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-03 06:55:21,251 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:21,251 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] [2018-12-03 06:55:21,251 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:21,251 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:21,251 INFO L82 PathProgramCache]: Analyzing trace with hash -1493372655, now seen corresponding path program 1 times [2018-12-03 06:55:21,251 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:21,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:21,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:21,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:21,252 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:21,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2018-12-03 06:55:21,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:21,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:21,350 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:21,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:21,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:21,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:21,351 INFO L87 Difference]: Start difference. First operand 4880 states and 6662 transitions. Second operand 3 states. [2018-12-03 06:55:21,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:21,480 INFO L93 Difference]: Finished difference Result 10119 states and 13823 transitions. [2018-12-03 06:55:21,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:21,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 327 [2018-12-03 06:55:21,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:21,487 INFO L225 Difference]: With dead ends: 10119 [2018-12-03 06:55:21,487 INFO L226 Difference]: Without dead ends: 5252 [2018-12-03 06:55:21,491 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 [2018-12-03 06:55:21,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2018-12-03 06:55:21,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 5228. [2018-12-03 06:55:21,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5228 states. [2018-12-03 06:55:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 5228 states and 7070 transitions. [2018-12-03 06:55:21,561 INFO L78 Accepts]: Start accepts. Automaton has 5228 states and 7070 transitions. Word has length 327 [2018-12-03 06:55:21,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:21,562 INFO L480 AbstractCegarLoop]: Abstraction has 5228 states and 7070 transitions. [2018-12-03 06:55:21,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 5228 states and 7070 transitions. [2018-12-03 06:55:21,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-12-03 06:55:21,567 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:21,567 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] [2018-12-03 06:55:21,567 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:21,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:21,567 INFO L82 PathProgramCache]: Analyzing trace with hash -628837501, now seen corresponding path program 1 times [2018-12-03 06:55:21,568 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:21,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:21,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:21,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:21,568 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:21,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2018-12-03 06:55:21,641 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:21,642 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 06:55:21,642 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 361 with the following transitions: [2018-12-03 06:55:21,642 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], [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] [2018-12-03 06:55:21,644 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 06:55:21,644 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 06:55:21,852 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 06:55:21,852 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. [2018-12-03 06:55:21,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:21,858 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 06:55:21,858 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:21,858 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:21,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:21,865 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 06:55:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:21,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 06:55:21,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2018-12-03 06:55:21,995 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 06:55:22,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2018-12-03 06:55:22,066 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 06:55:22,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-12-03 06:55:22,067 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:22,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:22,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:22,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 06:55:22,067 INFO L87 Difference]: Start difference. First operand 5228 states and 7070 transitions. Second operand 3 states. [2018-12-03 06:55:22,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:22,115 INFO L93 Difference]: Finished difference Result 6038 states and 8184 transitions. [2018-12-03 06:55:22,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:22,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 360 [2018-12-03 06:55:22,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:22,124 INFO L225 Difference]: With dead ends: 6038 [2018-12-03 06:55:22,124 INFO L226 Difference]: Without dead ends: 4559 [2018-12-03 06:55:22,127 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 [2018-12-03 06:55:22,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4559 states. [2018-12-03 06:55:22,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4559 to 3751. [2018-12-03 06:55:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3751 states. [2018-12-03 06:55:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 5066 transitions. [2018-12-03 06:55:22,191 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 5066 transitions. Word has length 360 [2018-12-03 06:55:22,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:22,192 INFO L480 AbstractCegarLoop]: Abstraction has 3751 states and 5066 transitions. [2018-12-03 06:55:22,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 5066 transitions. [2018-12-03 06:55:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-12-03 06:55:22,198 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:22,198 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] [2018-12-03 06:55:22,198 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:22,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:22,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1643493371, now seen corresponding path program 1 times [2018-12-03 06:55:22,199 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:22,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:22,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:22,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:22,200 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2018-12-03 06:55:22,292 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:22,292 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 06:55:22,292 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 423 with the following transitions: [2018-12-03 06:55:22,293 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] [2018-12-03 06:55:22,294 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 06:55:22,294 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 06:55:22,574 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 06:55:22,574 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. [2018-12-03 06:55:22,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:22,575 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 06:55:22,575 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:22,575 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:22,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:22,584 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 06:55:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:22,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 06:55:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2018-12-03 06:55:22,684 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 06:55:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2018-12-03 06:55:22,757 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 06:55:22,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-12-03 06:55:22,757 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 06:55:22,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 06:55:22,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 06:55:22,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-03 06:55:22,758 INFO L87 Difference]: Start difference. First operand 3751 states and 5066 transitions. Second operand 4 states. [2018-12-03 06:55:23,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:23,005 INFO L93 Difference]: Finished difference Result 8441 states and 11422 transitions. [2018-12-03 06:55:23,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:23,006 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 422 [2018-12-03 06:55:23,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:23,010 INFO L225 Difference]: With dead ends: 8441 [2018-12-03 06:55:23,010 INFO L226 Difference]: Without dead ends: 4534 [2018-12-03 06:55:23,012 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 [2018-12-03 06:55:23,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4534 states. [2018-12-03 06:55:23,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4534 to 3804. [2018-12-03 06:55:23,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3804 states. [2018-12-03 06:55:23,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3804 states and 5077 transitions. [2018-12-03 06:55:23,062 INFO L78 Accepts]: Start accepts. Automaton has 3804 states and 5077 transitions. Word has length 422 [2018-12-03 06:55:23,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:23,063 INFO L480 AbstractCegarLoop]: Abstraction has 3804 states and 5077 transitions. [2018-12-03 06:55:23,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 06:55:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3804 states and 5077 transitions. [2018-12-03 06:55:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2018-12-03 06:55:23,067 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:23,067 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] [2018-12-03 06:55:23,067 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:23,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:23,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1318969793, now seen corresponding path program 1 times [2018-12-03 06:55:23,067 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:23,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:23,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:23,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:23,068 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-12-03 06:55:23,147 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:23,147 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 06:55:23,147 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 455 with the following transitions: [2018-12-03 06:55:23,147 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] [2018-12-03 06:55:23,149 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 06:55:23,149 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 06:55:23,331 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 06:55:23,331 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. [2018-12-03 06:55:23,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:23,332 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 06:55:23,333 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:23,333 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:23,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:23,340 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 06:55:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:23,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 06:55:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-12-03 06:55:23,444 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 06:55:23,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2018-12-03 06:55:23,585 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 06:55:23,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-12-03 06:55:23,585 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 06:55:23,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 06:55:23,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 06:55:23,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-03 06:55:23,586 INFO L87 Difference]: Start difference. First operand 3804 states and 5077 transitions. Second operand 4 states. [2018-12-03 06:55:23,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:23,806 INFO L93 Difference]: Finished difference Result 11090 states and 14778 transitions. [2018-12-03 06:55:23,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-03 06:55:23,806 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 454 [2018-12-03 06:55:23,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:23,817 INFO L225 Difference]: With dead ends: 11090 [2018-12-03 06:55:23,818 INFO L226 Difference]: Without dead ends: 7512 [2018-12-03 06:55:23,823 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 [2018-12-03 06:55:23,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7512 states. [2018-12-03 06:55:23,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7512 to 5220. [2018-12-03 06:55:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5220 states. [2018-12-03 06:55:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5220 states to 5220 states and 6957 transitions. [2018-12-03 06:55:23,904 INFO L78 Accepts]: Start accepts. Automaton has 5220 states and 6957 transitions. Word has length 454 [2018-12-03 06:55:23,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:23,904 INFO L480 AbstractCegarLoop]: Abstraction has 5220 states and 6957 transitions. [2018-12-03 06:55:23,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 06:55:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 5220 states and 6957 transitions. [2018-12-03 06:55:23,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2018-12-03 06:55:23,909 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:23,909 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] [2018-12-03 06:55:23,909 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:23,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:23,909 INFO L82 PathProgramCache]: Analyzing trace with hash 93186726, now seen corresponding path program 1 times [2018-12-03 06:55:23,909 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:23,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:23,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:23,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:23,910 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 1662 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2018-12-03 06:55:23,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:23,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:23,987 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:23,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:23,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:23,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:23,988 INFO L87 Difference]: Start difference. First operand 5220 states and 6957 transitions. Second operand 3 states. [2018-12-03 06:55:24,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:24,116 INFO L93 Difference]: Finished difference Result 11015 states and 14606 transitions. [2018-12-03 06:55:24,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:24,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 499 [2018-12-03 06:55:24,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:24,122 INFO L225 Difference]: With dead ends: 11015 [2018-12-03 06:55:24,123 INFO L226 Difference]: Without dead ends: 5832 [2018-12-03 06:55:24,128 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 [2018-12-03 06:55:24,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5832 states. [2018-12-03 06:55:24,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5832 to 5798. [2018-12-03 06:55:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5798 states. [2018-12-03 06:55:24,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5798 states to 5798 states and 7620 transitions. [2018-12-03 06:55:24,207 INFO L78 Accepts]: Start accepts. Automaton has 5798 states and 7620 transitions. Word has length 499 [2018-12-03 06:55:24,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:24,208 INFO L480 AbstractCegarLoop]: Abstraction has 5798 states and 7620 transitions. [2018-12-03 06:55:24,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 5798 states and 7620 transitions. [2018-12-03 06:55:24,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2018-12-03 06:55:24,212 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:24,212 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] [2018-12-03 06:55:24,212 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:24,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:24,213 INFO L82 PathProgramCache]: Analyzing trace with hash -802092301, now seen corresponding path program 1 times [2018-12-03 06:55:24,213 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:24,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:24,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:24,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:24,213 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2018-12-03 06:55:24,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 06:55:24,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 06:55:24,308 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 06:55:24,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 06:55:24,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 06:55:24,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 06:55:24,309 INFO L87 Difference]: Start difference. First operand 5798 states and 7620 transitions. Second operand 3 states. [2018-12-03 06:55:24,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:24,462 INFO L93 Difference]: Finished difference Result 11732 states and 15471 transitions. [2018-12-03 06:55:24,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 06:55:24,462 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 514 [2018-12-03 06:55:24,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:24,466 INFO L225 Difference]: With dead ends: 11732 [2018-12-03 06:55:24,466 INFO L226 Difference]: Without dead ends: 5971 [2018-12-03 06:55:24,470 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 [2018-12-03 06:55:24,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5971 states. [2018-12-03 06:55:24,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5971 to 5862. [2018-12-03 06:55:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5862 states. [2018-12-03 06:55:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5862 states to 5862 states and 7705 transitions. [2018-12-03 06:55:24,539 INFO L78 Accepts]: Start accepts. Automaton has 5862 states and 7705 transitions. Word has length 514 [2018-12-03 06:55:24,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:24,539 INFO L480 AbstractCegarLoop]: Abstraction has 5862 states and 7705 transitions. [2018-12-03 06:55:24,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 06:55:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 5862 states and 7705 transitions. [2018-12-03 06:55:24,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2018-12-03 06:55:24,543 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 06:55:24,544 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] [2018-12-03 06:55:24,544 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 06:55:24,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:24,544 INFO L82 PathProgramCache]: Analyzing trace with hash -575263831, now seen corresponding path program 1 times [2018-12-03 06:55:24,544 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 06:55:24,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:24,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:24,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 06:55:24,545 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 06:55:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:24,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1986 proven. 16 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2018-12-03 06:55:24,649 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:24,649 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 06:55:24,649 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 519 with the following transitions: [2018-12-03 06:55:24,649 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] [2018-12-03 06:55:24,650 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 06:55:24,650 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 06:55:24,870 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 06:55:24,870 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. [2018-12-03 06:55:24,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 06:55:24,872 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 06:55:24,872 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 06:55:24,872 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/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 [2018-12-03 06:55:24,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 06:55:24,881 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 06:55:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 06:55:24,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 06:55:25,264 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 [2018-12-03 06:55:25,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 95 refuted. 0 times theorem prover too weak. 1173 trivial. 144 not checked. [2018-12-03 06:55:25,540 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 06:55:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1887 proven. 144 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2018-12-03 06:55:25,712 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 06:55:25,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 10 [2018-12-03 06:55:25,712 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 06:55:25,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 06:55:25,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 06:55:25,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=53, Unknown=1, NotChecked=14, Total=90 [2018-12-03 06:55:25,713 INFO L87 Difference]: Start difference. First operand 5862 states and 7705 transitions. Second operand 7 states. [2018-12-03 06:55:26,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 06:55:26,333 INFO L93 Difference]: Finished difference Result 13964 states and 18456 transitions. [2018-12-03 06:55:26,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-03 06:55:26,333 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 518 [2018-12-03 06:55:26,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 06:55:26,334 INFO L225 Difference]: With dead ends: 13964 [2018-12-03 06:55:26,334 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 06:55:26,342 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 [2018-12-03 06:55:26,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 06:55:26,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 06:55:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 06:55:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 06:55:26,343 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 518 [2018-12-03 06:55:26,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 06:55:26,343 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 06:55:26,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 06:55:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 06:55:26,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 06:55:26,346 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 06:55:26,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,982 WARN L180 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 198 [2018-12-03 06:55:26,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:26,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,505 WARN L180 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 199 [2018-12-03 06:55:27,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:27,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 06:55:28,182 WARN L180 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 54 [2018-12-03 06:55:28,638 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 54 [2018-12-03 06:55:28,963 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 38 [2018-12-03 06:55:29,080 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 32 [2018-12-03 06:55:29,193 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-03 06:55:29,295 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2018-12-03 06:55:29,398 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-03 06:55:29,612 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 28 [2018-12-03 06:55:29,718 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-03 06:55:29,936 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 35 [2018-12-03 06:55:30,058 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2018-12-03 06:55:30,337 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-12-03 06:55:30,526 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2018-12-03 06:55:30,551 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-12-03 06:55:30,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 06:55:30,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 06:55:30,551 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-03 06:55:30,551 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 06:55:30,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 676 687) the Hoare annotation is: true [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 676 687) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L444 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (<= main_~s~0 8464) [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 676 687) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point L630(lines 630 634) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 592) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 603) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 614) no Hoare annotation was computed. [2018-12-03 06:55:30,552 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 625) no Hoare annotation was computed. [2018-12-03 06:55:30,553 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 339) no Hoare annotation was computed. [2018-12-03 06:55:30,553 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))) [2018-12-03 06:55:30,553 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)) [2018-12-03 06:55:30,553 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 479) no Hoare annotation was computed. [2018-12-03 06:55:30,553 INFO L448 ceAbstractionStarter]: For program point L435(lines 435 439) no Hoare annotation was computed. [2018-12-03 06:55:30,553 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))) [2018-12-03 06:55:30,553 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))) [2018-12-03 06:55:30,553 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 243) no Hoare annotation was computed. [2018-12-03 06:55:30,554 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 591) no Hoare annotation was computed. [2018-12-03 06:55:30,554 INFO L448 ceAbstractionStarter]: For program point L172(lines 172 602) no Hoare annotation was computed. [2018-12-03 06:55:30,554 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 613) no Hoare annotation was computed. [2018-12-03 06:55:30,554 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 624) no Hoare annotation was computed. [2018-12-03 06:55:30,554 INFO L448 ceAbstractionStarter]: For program point L371(lines 371 375) no Hoare annotation was computed. [2018-12-03 06:55:30,554 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)) [2018-12-03 06:55:30,554 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))) [2018-12-03 06:55:30,554 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))) [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 82) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L571(lines 571 581) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 581) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 278) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 601) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L142(lines 142 612) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L448 ceAbstractionStarter]: For program point L109(lines 109 623) no Hoare annotation was computed. [2018-12-03 06:55:30,555 INFO L451 ceAbstractionStarter]: At program point ssl3_acceptENTRY(lines 8 675) the Hoare annotation is: true [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 510) no Hoare annotation was computed. [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L308(lines 308 316) no Hoare annotation was computed. [2018-12-03 06:55:30,556 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)) [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L77-2(lines 74 82) no Hoare annotation was computed. [2018-12-03 06:55:30,556 INFO L451 ceAbstractionStarter]: At program point L672(lines 65 674) the Hoare annotation is: true [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 545) no Hoare annotation was computed. [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 578) no Hoare annotation was computed. [2018-12-03 06:55:30,556 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 600) no Hoare annotation was computed. [2018-12-03 06:55:30,557 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 611) no Hoare annotation was computed. [2018-12-03 06:55:30,557 INFO L448 ceAbstractionStarter]: For program point L112(lines 112 622) no Hoare annotation was computed. [2018-12-03 06:55:30,557 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2018-12-03 06:55:30,557 INFO L448 ceAbstractionStarter]: For program point L311-2(lines 210 587) no Hoare annotation was computed. [2018-12-03 06:55:30,557 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))) [2018-12-03 06:55:30,557 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))) [2018-12-03 06:55:30,557 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)) [2018-12-03 06:55:30,557 INFO L448 ceAbstractionStarter]: For program point L511(lines 511 515) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L511-2(lines 511 515) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 445 457) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L181(lines 181 599) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 610) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L115(lines 115 621) no Hoare annotation was computed. [2018-12-03 06:55:30,558 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))) [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L347-2(lines 210 587) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 92) no Hoare annotation was computed. [2018-12-03 06:55:30,558 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 65 674) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 453) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 598) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L151(lines 151 609) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 620) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 420) no Hoare annotation was computed. [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-12-03 06:55:30,559 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))) [2018-12-03 06:55:30,559 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))) [2018-12-03 06:55:30,559 INFO L448 ceAbstractionStarter]: For program point L218-2(lines 210 587) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point $Ultimate##90(lines 210 589) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point $Ultimate##91(lines 210 589) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 554) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point L484(lines 484 488) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 597) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 608) no Hoare annotation was computed. [2018-12-03 06:55:30,560 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 619) no Hoare annotation was computed. [2018-12-03 06:55:30,560 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)) [2018-12-03 06:55:30,560 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))) [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point ssl3_acceptEXIT(lines 8 675) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L255(lines 255 268) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 386) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 261) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 596) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 607) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 618) no Hoare annotation was computed. [2018-12-03 06:55:30,561 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 526) no Hoare annotation was computed. [2018-12-03 06:55:30,562 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))) [2018-12-03 06:55:30,562 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))) [2018-12-03 06:55:30,562 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))) [2018-12-03 06:55:30,562 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))))) [2018-12-03 06:55:30,562 INFO L448 ceAbstractionStarter]: For program point ssl3_acceptFINAL(lines 8 675) no Hoare annotation was computed. [2018-12-03 06:55:30,562 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2018-12-03 06:55:30,562 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 210 587) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 385) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L358-1(lines 358 385) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 595) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 606) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L127(lines 127 617) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 382) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L451 ceAbstractionStarter]: At program point L657(lines 99 658) the Hoare annotation is: true [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 425) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L196(lines 196 594) no Hoare annotation was computed. [2018-12-03 06:55:30,563 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 605) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 616) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 654) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L395(lines 395 401) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L362(lines 362 381) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L230(lines 230 247) no Hoare annotation was computed. [2018-12-03 06:55:30,564 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))) [2018-12-03 06:55:30,564 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))) [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L230-2(lines 210 587) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 651) no Hoare annotation was computed. [2018-12-03 06:55:30,564 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L528(lines 528 532) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 499) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L561-2(lines 561 565) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L528-2(lines 210 587) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 367) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L363-2(lines 362 379) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 637) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L661-2(lines 661 665) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L628-2(lines 627 649) no Hoare annotation was computed. [2018-12-03 06:55:30,565 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 467) no Hoare annotation was computed. [2018-12-03 06:55:30,566 INFO L448 ceAbstractionStarter]: For program point L331-1(lines 331 340) no Hoare annotation was computed. [2018-12-03 06:55:30,566 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 237) no Hoare annotation was computed. [2018-12-03 06:55:30,566 INFO L448 ceAbstractionStarter]: For program point L199(lines 199 593) no Hoare annotation was computed. [2018-12-03 06:55:30,566 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 604) no Hoare annotation was computed. [2018-12-03 06:55:30,566 INFO L448 ceAbstractionStarter]: For program point L133(lines 133 615) no Hoare annotation was computed. [2018-12-03 06:55:30,566 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))))) [2018-12-03 06:55:30,566 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)))) [2018-12-03 06:55:30,566 INFO L448 ceAbstractionStarter]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2018-12-03 06:55:30,567 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))) [2018-12-03 06:55:30,567 INFO L448 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-12-03 06:55:30,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 06:55:30 BoogieIcfgContainer [2018-12-03 06:55:30,588 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 06:55:30,588 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 06:55:30,588 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 06:55:30,588 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 06:55:30,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 06:55:16" (3/4) ... [2018-12-03 06:55:30,591 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 06:55:30,594 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 06:55:30,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 06:55:30,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_accept [2018-12-03 06:55:30,600 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-03 06:55:30,600 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-03 06:55:30,601 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 06:55:30,619 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) [2018-12-03 06:55:30,619 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 [2018-12-03 06:55:30,619 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 [2018-12-03 06:55:30,619 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) [2018-12-03 06:55:30,620 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 [2018-12-03 06:55:30,620 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) [2018-12-03 06:55:30,620 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 [2018-12-03 06:55:30,620 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) [2018-12-03 06:55:30,620 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 [2018-12-03 06:55:30,620 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 [2018-12-03 06:55:30,620 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 [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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) [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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 [2018-12-03 06:55:30,621 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) [2018-12-03 06:55:30,621 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) [2018-12-03 06:55:30,622 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) [2018-12-03 06:55:30,622 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 [2018-12-03 06:55:30,622 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 [2018-12-03 06:55:30,622 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 [2018-12-03 06:55:30,653 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4fccf46b-9f24-404d-9504-49bb42d0815c/bin-2019/utaipan/witness.graphml [2018-12-03 06:55:30,653 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 06:55:30,654 INFO L168 Benchmark]: Toolchain (without parser) took 14421.85 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 953.6 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 336.5 MB. Max. memory is 11.5 GB. [2018-12-03 06:55:30,654 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 973.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 06:55:30,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.6 MB in the beginning and 937.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-03 06:55:30,654 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 937.5 MB in the beginning and 1.1 GB in the end (delta: -163.4 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-03 06:55:30,654 INFO L168 Benchmark]: Boogie Preprocessor took 31.29 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. [2018-12-03 06:55:30,655 INFO L168 Benchmark]: RCFGBuilder took 339.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-12-03 06:55:30,655 INFO L168 Benchmark]: TraceAbstraction took 13748.98 ms. Allocated memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: -953.6 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-03 06:55:30,655 INFO L168 Benchmark]: Witness Printer took 65.26 ms. Allocated memory is still 2.4 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-12-03 06:55:30,656 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 973.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.6 MB in the beginning and 937.5 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 45.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 937.5 MB in the beginning and 1.1 GB in the end (delta: -163.4 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.29 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 339.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13748.98 ms. Allocated memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: -953.6 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 65.26 ms. Allocated memory is still 2.4 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 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, 13.6s OverallTime, 23 OverallIterations, 19 TraceHistogramMax, 3.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 5023 SDtfs, 3347 SDslu, 4215 SDs, 0 SdLazy, 3566 SolverSat, 544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s 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, 1.5s 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, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s 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...