./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/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_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/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 0.1.23-5842f4b [2018-11-18 16:23:07,296 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:23:07,299 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:23:07,308 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:23:07,308 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:23:07,309 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:23:07,310 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:23:07,311 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:23:07,312 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:23:07,313 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:23:07,313 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:23:07,314 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:23:07,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:23:07,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:23:07,315 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:23:07,316 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:23:07,316 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:23:07,317 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:23:07,319 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:23:07,320 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:23:07,321 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:23:07,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:23:07,323 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:23:07,323 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:23:07,323 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:23:07,324 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:23:07,325 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:23:07,326 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:23:07,327 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:23:07,328 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:23:07,329 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:23:07,329 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:23:07,329 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:23:07,329 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:23:07,330 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:23:07,330 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:23:07,331 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 16:23:07,341 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:23:07,342 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:23:07,342 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:23:07,343 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:23:07,343 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:23:07,343 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:23:07,343 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:23:07,343 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:23:07,343 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:23:07,343 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:23:07,344 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:23:07,344 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:23:07,344 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:23:07,344 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:23:07,345 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:23:07,346 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:23:07,346 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:23:07,346 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:23:07,346 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:23:07,346 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:23:07,346 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:23:07,348 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:23:07,348 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:23:07,349 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:23:07,349 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_e7c5eb5c-e026-4187-b4a7-a901f22971b0/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 [2018-11-18 16:23:07,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:23:07,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:23:07,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:23:07,391 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:23:07,392 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:23:07,392 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 16:23:07,454 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/data/2c08b2140/22ebaef6997a4076a34a563d12ccaa4d/FLAG121cbc359 [2018-11-18 16:23:07,834 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:23:07,835 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 16:23:07,844 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/data/2c08b2140/22ebaef6997a4076a34a563d12ccaa4d/FLAG121cbc359 [2018-11-18 16:23:07,859 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/data/2c08b2140/22ebaef6997a4076a34a563d12ccaa4d [2018-11-18 16:23:07,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:23:07,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:23:07,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:23:07,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:23:07,871 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:23:07,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:23:07" (1/1) ... [2018-11-18 16:23:07,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6772e61e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:07, skipping insertion in model container [2018-11-18 16:23:07,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:23:07" (1/1) ... [2018-11-18 16:23:07,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:23:07,931 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:23:08,170 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:23:08,173 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:23:08,223 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:23:08,238 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:23:08,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08 WrapperNode [2018-11-18 16:23:08,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:23:08,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:23:08,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:23:08,239 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:23:08,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:23:08,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:23:08,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:23:08,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:23:08,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... [2018-11-18 16:23:08,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:23:08,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:23:08,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:23:08,391 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:23:08,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:23:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:23:08,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:23:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:23:08,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:23:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:23:08,440 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:23:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-18 16:23:08,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-18 16:23:08,674 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 16:23:08,674 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 16:23:09,267 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:23:09,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:23:09 BoogieIcfgContainer [2018-11-18 16:23:09,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:23:09,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:23:09,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:23:09,271 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:23:09,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:23:07" (1/3) ... [2018-11-18 16:23:09,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f69770e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:23:09, skipping insertion in model container [2018-11-18 16:23:09,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:23:08" (2/3) ... [2018-11-18 16:23:09,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f69770e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:23:09, skipping insertion in model container [2018-11-18 16:23:09,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:23:09" (3/3) ... [2018-11-18 16:23:09,273 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 16:23:09,280 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:23:09,285 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:23:09,298 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:23:09,325 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:23:09,325 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:23:09,326 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:23:09,326 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:23:09,326 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:23:09,327 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:23:09,327 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:23:09,327 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:23:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-18 16:23:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 16:23:09,357 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:09,357 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:09,359 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:09,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:09,363 INFO L82 PathProgramCache]: Analyzing trace with hash 258446280, now seen corresponding path program 1 times [2018-11-18 16:23:09,365 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:09,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:09,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:09,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:09,399 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:23:09,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:09,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:23:09,680 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:09,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:23:09,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:23:09,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:23:09,713 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 5 states. [2018-11-18 16:23:10,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:10,240 INFO L93 Difference]: Finished difference Result 329 states and 560 transitions. [2018-11-18 16:23:10,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:23:10,242 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2018-11-18 16:23:10,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:10,250 INFO L225 Difference]: With dead ends: 329 [2018-11-18 16:23:10,250 INFO L226 Difference]: Without dead ends: 168 [2018-11-18 16:23:10,254 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:23:10,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-11-18 16:23:10,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 163. [2018-11-18 16:23:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-18 16:23:10,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 255 transitions. [2018-11-18 16:23:10,295 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 255 transitions. Word has length 50 [2018-11-18 16:23:10,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:10,296 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 255 transitions. [2018-11-18 16:23:10,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:23:10,296 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 255 transitions. [2018-11-18 16:23:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:23:10,297 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:10,297 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:10,300 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:10,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:10,300 INFO L82 PathProgramCache]: Analyzing trace with hash -585135443, now seen corresponding path program 1 times [2018-11-18 16:23:10,300 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:10,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:10,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:10,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:10,302 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:23:10,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:10,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:23:10,442 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:10,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:23:10,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:23:10,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:23:10,443 INFO L87 Difference]: Start difference. First operand 163 states and 255 transitions. Second operand 5 states. [2018-11-18 16:23:10,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:10,909 INFO L93 Difference]: Finished difference Result 362 states and 575 transitions. [2018-11-18 16:23:10,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:23:10,917 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2018-11-18 16:23:10,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:10,919 INFO L225 Difference]: With dead ends: 362 [2018-11-18 16:23:10,919 INFO L226 Difference]: Without dead ends: 210 [2018-11-18 16:23:10,921 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:23:10,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-11-18 16:23:10,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 205. [2018-11-18 16:23:10,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-11-18 16:23:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 328 transitions. [2018-11-18 16:23:10,938 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 328 transitions. Word has length 51 [2018-11-18 16:23:10,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:10,939 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 328 transitions. [2018-11-18 16:23:10,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:23:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 328 transitions. [2018-11-18 16:23:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 16:23:10,941 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:10,941 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:10,941 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:10,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:10,941 INFO L82 PathProgramCache]: Analyzing trace with hash -897217812, now seen corresponding path program 1 times [2018-11-18 16:23:10,942 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:10,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:10,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:10,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:10,943 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:23:11,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:11,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:11,014 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:11,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:11,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:11,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,015 INFO L87 Difference]: Start difference. First operand 205 states and 328 transitions. Second operand 3 states. [2018-11-18 16:23:11,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:11,118 INFO L93 Difference]: Finished difference Result 586 states and 948 transitions. [2018-11-18 16:23:11,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:11,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-11-18 16:23:11,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:11,121 INFO L225 Difference]: With dead ends: 586 [2018-11-18 16:23:11,121 INFO L226 Difference]: Without dead ends: 394 [2018-11-18 16:23:11,122 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-11-18 16:23:11,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 394. [2018-11-18 16:23:11,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394 states. [2018-11-18 16:23:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 632 transitions. [2018-11-18 16:23:11,148 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 632 transitions. Word has length 67 [2018-11-18 16:23:11,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:11,149 INFO L480 AbstractCegarLoop]: Abstraction has 394 states and 632 transitions. [2018-11-18 16:23:11,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:11,149 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 632 transitions. [2018-11-18 16:23:11,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 16:23:11,155 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:11,155 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:11,155 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:11,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:11,156 INFO L82 PathProgramCache]: Analyzing trace with hash 175466, now seen corresponding path program 1 times [2018-11-18 16:23:11,156 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:11,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:11,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:11,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:11,157 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:23:11,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:11,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:11,225 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:11,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:11,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:11,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,226 INFO L87 Difference]: Start difference. First operand 394 states and 632 transitions. Second operand 3 states. [2018-11-18 16:23:11,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:11,283 INFO L93 Difference]: Finished difference Result 776 states and 1253 transitions. [2018-11-18 16:23:11,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:11,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-11-18 16:23:11,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:11,287 INFO L225 Difference]: With dead ends: 776 [2018-11-18 16:23:11,287 INFO L226 Difference]: Without dead ends: 584 [2018-11-18 16:23:11,288 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-11-18 16:23:11,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 584. [2018-11-18 16:23:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-18 16:23:11,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 939 transitions. [2018-11-18 16:23:11,314 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 939 transitions. Word has length 67 [2018-11-18 16:23:11,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:11,314 INFO L480 AbstractCegarLoop]: Abstraction has 584 states and 939 transitions. [2018-11-18 16:23:11,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 939 transitions. [2018-11-18 16:23:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 16:23:11,318 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:11,324 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:11,325 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:11,325 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:11,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1419775682, now seen corresponding path program 1 times [2018-11-18 16:23:11,325 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:11,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:11,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:11,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:11,326 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:23:11,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:11,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:11,389 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:11,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:11,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:11,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,389 INFO L87 Difference]: Start difference. First operand 584 states and 939 transitions. Second operand 3 states. [2018-11-18 16:23:11,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:11,584 INFO L93 Difference]: Finished difference Result 1373 states and 2236 transitions. [2018-11-18 16:23:11,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:11,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2018-11-18 16:23:11,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:11,592 INFO L225 Difference]: With dead ends: 1373 [2018-11-18 16:23:11,593 INFO L226 Difference]: Without dead ends: 802 [2018-11-18 16:23:11,594 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2018-11-18 16:23:11,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 790. [2018-11-18 16:23:11,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2018-11-18 16:23:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1145 transitions. [2018-11-18 16:23:11,617 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1145 transitions. Word has length 106 [2018-11-18 16:23:11,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:11,617 INFO L480 AbstractCegarLoop]: Abstraction has 790 states and 1145 transitions. [2018-11-18 16:23:11,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1145 transitions. [2018-11-18 16:23:11,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 16:23:11,620 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:11,620 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:11,620 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:11,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:11,620 INFO L82 PathProgramCache]: Analyzing trace with hash -1217951748, now seen corresponding path program 1 times [2018-11-18 16:23:11,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:11,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:11,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:11,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:11,622 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:11,674 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 16:23:11,674 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:11,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:11,675 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:11,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:11,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:11,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:11,676 INFO L87 Difference]: Start difference. First operand 790 states and 1145 transitions. Second operand 3 states. [2018-11-18 16:23:12,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:12,827 INFO L93 Difference]: Finished difference Result 1699 states and 2502 transitions. [2018-11-18 16:23:12,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:12,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2018-11-18 16:23:12,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:12,832 INFO L225 Difference]: With dead ends: 1699 [2018-11-18 16:23:12,833 INFO L226 Difference]: Without dead ends: 922 [2018-11-18 16:23:12,839 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:12,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2018-11-18 16:23:12,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 886. [2018-11-18 16:23:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2018-11-18 16:23:12,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1280 transitions. [2018-11-18 16:23:12,868 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1280 transitions. Word has length 106 [2018-11-18 16:23:12,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:12,868 INFO L480 AbstractCegarLoop]: Abstraction has 886 states and 1280 transitions. [2018-11-18 16:23:12,868 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:12,868 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1280 transitions. [2018-11-18 16:23:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 16:23:12,873 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:12,873 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:12,873 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:12,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:12,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1453211966, now seen corresponding path program 1 times [2018-11-18 16:23:12,874 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:12,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:12,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:12,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:12,875 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 16:23:12,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:12,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:12,948 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:12,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:12,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:12,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:12,949 INFO L87 Difference]: Start difference. First operand 886 states and 1280 transitions. Second operand 3 states. [2018-11-18 16:23:13,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:13,138 INFO L93 Difference]: Finished difference Result 1192 states and 1728 transitions. [2018-11-18 16:23:13,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:13,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2018-11-18 16:23:13,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:13,143 INFO L225 Difference]: With dead ends: 1192 [2018-11-18 16:23:13,143 INFO L226 Difference]: Without dead ends: 1190 [2018-11-18 16:23:13,144 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:13,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2018-11-18 16:23:13,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 1190. [2018-11-18 16:23:13,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1190 states. [2018-11-18 16:23:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1726 transitions. [2018-11-18 16:23:13,167 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1726 transitions. Word has length 130 [2018-11-18 16:23:13,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:13,167 INFO L480 AbstractCegarLoop]: Abstraction has 1190 states and 1726 transitions. [2018-11-18 16:23:13,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1726 transitions. [2018-11-18 16:23:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 16:23:13,170 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:13,170 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:13,170 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:13,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:13,171 INFO L82 PathProgramCache]: Analyzing trace with hash 356426966, now seen corresponding path program 1 times [2018-11-18 16:23:13,171 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:13,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:13,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:13,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:13,172 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-18 16:23:13,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:13,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:13,270 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:13,270 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:13,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:13,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:13,271 INFO L87 Difference]: Start difference. First operand 1190 states and 1726 transitions. Second operand 3 states. [2018-11-18 16:23:13,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:13,953 INFO L93 Difference]: Finished difference Result 2475 states and 3571 transitions. [2018-11-18 16:23:13,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:13,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-18 16:23:13,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:13,957 INFO L225 Difference]: With dead ends: 2475 [2018-11-18 16:23:13,957 INFO L226 Difference]: Without dead ends: 1298 [2018-11-18 16:23:13,959 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:13,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1298 states. [2018-11-18 16:23:13,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1298 to 1286. [2018-11-18 16:23:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1286 states. [2018-11-18 16:23:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1842 transitions. [2018-11-18 16:23:13,988 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1842 transitions. Word has length 180 [2018-11-18 16:23:13,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:13,988 INFO L480 AbstractCegarLoop]: Abstraction has 1286 states and 1842 transitions. [2018-11-18 16:23:13,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1842 transitions. [2018-11-18 16:23:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 16:23:13,991 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:13,992 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:13,992 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:13,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:13,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1077205629, now seen corresponding path program 1 times [2018-11-18 16:23:13,992 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:13,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:13,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:13,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:13,994 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-18 16:23:14,150 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:14,150 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:14,151 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:14,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:14,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:14,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:14,151 INFO L87 Difference]: Start difference. First operand 1286 states and 1842 transitions. Second operand 3 states. [2018-11-18 16:23:14,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:14,544 INFO L93 Difference]: Finished difference Result 2711 states and 3883 transitions. [2018-11-18 16:23:14,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:14,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2018-11-18 16:23:14,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:14,571 INFO L225 Difference]: With dead ends: 2711 [2018-11-18 16:23:14,571 INFO L226 Difference]: Without dead ends: 1438 [2018-11-18 16:23:14,573 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:14,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1438 states. [2018-11-18 16:23:14,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1438 to 1390. [2018-11-18 16:23:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1390 states. [2018-11-18 16:23:14,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 1966 transitions. [2018-11-18 16:23:14,609 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 1966 transitions. Word has length 201 [2018-11-18 16:23:14,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:14,609 INFO L480 AbstractCegarLoop]: Abstraction has 1390 states and 1966 transitions. [2018-11-18 16:23:14,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1966 transitions. [2018-11-18 16:23:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-18 16:23:14,615 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:14,615 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:14,615 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:14,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:14,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1179524484, now seen corresponding path program 1 times [2018-11-18 16:23:14,616 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:14,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:14,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:14,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:14,620 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-11-18 16:23:14,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:14,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:14,819 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:14,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:14,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:14,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:14,821 INFO L87 Difference]: Start difference. First operand 1390 states and 1966 transitions. Second operand 3 states. [2018-11-18 16:23:15,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:15,397 INFO L93 Difference]: Finished difference Result 2907 states and 4115 transitions. [2018-11-18 16:23:15,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:15,398 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2018-11-18 16:23:15,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:15,401 INFO L225 Difference]: With dead ends: 2907 [2018-11-18 16:23:15,401 INFO L226 Difference]: Without dead ends: 1530 [2018-11-18 16:23:15,403 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:15,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2018-11-18 16:23:15,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1502. [2018-11-18 16:23:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-11-18 16:23:15,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2098 transitions. [2018-11-18 16:23:15,430 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2098 transitions. Word has length 228 [2018-11-18 16:23:15,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:15,431 INFO L480 AbstractCegarLoop]: Abstraction has 1502 states and 2098 transitions. [2018-11-18 16:23:15,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:15,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2098 transitions. [2018-11-18 16:23:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 16:23:15,434 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:15,434 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:15,435 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:15,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:15,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1504258843, now seen corresponding path program 1 times [2018-11-18 16:23:15,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:15,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:15,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:15,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:15,436 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 365 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 16:23:15,684 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:15,684 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:15,684 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:15,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:15,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:15,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:15,685 INFO L87 Difference]: Start difference. First operand 1502 states and 2098 transitions. Second operand 3 states. [2018-11-18 16:23:15,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:15,951 INFO L93 Difference]: Finished difference Result 4472 states and 6248 transitions. [2018-11-18 16:23:15,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:15,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 229 [2018-11-18 16:23:15,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:15,962 INFO L225 Difference]: With dead ends: 4472 [2018-11-18 16:23:15,963 INFO L226 Difference]: Without dead ends: 2983 [2018-11-18 16:23:15,968 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:15,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2983 states. [2018-11-18 16:23:16,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2983 to 2981. [2018-11-18 16:23:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2981 states. [2018-11-18 16:23:16,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 4158 transitions. [2018-11-18 16:23:16,119 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 4158 transitions. Word has length 229 [2018-11-18 16:23:16,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:16,119 INFO L480 AbstractCegarLoop]: Abstraction has 2981 states and 4158 transitions. [2018-11-18 16:23:16,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 4158 transitions. [2018-11-18 16:23:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 16:23:16,137 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:16,137 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:16,137 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:16,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:16,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1995492461, now seen corresponding path program 1 times [2018-11-18 16:23:16,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:16,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:16,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:16,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:16,139 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:16,284 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-18 16:23:16,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:16,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:16,285 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:16,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:16,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:16,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:16,286 INFO L87 Difference]: Start difference. First operand 2981 states and 4158 transitions. Second operand 3 states. [2018-11-18 16:23:16,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:16,710 INFO L93 Difference]: Finished difference Result 6285 states and 8883 transitions. [2018-11-18 16:23:16,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:16,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2018-11-18 16:23:16,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:16,735 INFO L225 Difference]: With dead ends: 6285 [2018-11-18 16:23:16,735 INFO L226 Difference]: Without dead ends: 3237 [2018-11-18 16:23:16,740 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:16,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3237 states. [2018-11-18 16:23:16,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3237 to 3237. [2018-11-18 16:23:16,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3237 states. [2018-11-18 16:23:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 4454 transitions. [2018-11-18 16:23:16,895 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 4454 transitions. Word has length 230 [2018-11-18 16:23:16,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:16,895 INFO L480 AbstractCegarLoop]: Abstraction has 3237 states and 4454 transitions. [2018-11-18 16:23:16,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 4454 transitions. [2018-11-18 16:23:16,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-18 16:23:16,901 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:16,901 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:16,901 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:16,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:16,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1946428146, now seen corresponding path program 1 times [2018-11-18 16:23:16,902 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:16,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:16,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:16,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:16,910 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-18 16:23:17,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:17,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:17,023 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:17,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:17,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:17,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:17,024 INFO L87 Difference]: Start difference. First operand 3237 states and 4454 transitions. Second operand 3 states. [2018-11-18 16:23:17,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:17,780 INFO L93 Difference]: Finished difference Result 6717 states and 9243 transitions. [2018-11-18 16:23:17,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:17,781 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2018-11-18 16:23:17,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:17,788 INFO L225 Difference]: With dead ends: 6717 [2018-11-18 16:23:17,788 INFO L226 Difference]: Without dead ends: 3493 [2018-11-18 16:23:17,791 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:17,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2018-11-18 16:23:17,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3477. [2018-11-18 16:23:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3477 states. [2018-11-18 16:23:17,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 4734 transitions. [2018-11-18 16:23:17,859 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 4734 transitions. Word has length 256 [2018-11-18 16:23:17,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:17,860 INFO L480 AbstractCegarLoop]: Abstraction has 3477 states and 4734 transitions. [2018-11-18 16:23:17,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:17,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 4734 transitions. [2018-11-18 16:23:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-18 16:23:17,865 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:17,865 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:17,865 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:17,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:17,866 INFO L82 PathProgramCache]: Analyzing trace with hash 1729516943, now seen corresponding path program 1 times [2018-11-18 16:23:17,866 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:17,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:17,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:17,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:17,867 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 449 proven. 17 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-18 16:23:18,091 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:18,092 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:23:18,092 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 260 with the following transitions: [2018-11-18 16:23:18,095 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [315], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [502], [508], [513], [515], [518], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 16:23:18,137 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:23:18,137 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:23:19,309 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:23:19,310 INFO L272 AbstractInterpreter]: Visited 91 different actions 359 times. Merged at 77 different actions 242 times. Widened at 3 different actions 4 times. Performed 1552 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1552 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 32 fixpoints after 13 different actions. Largest state had 90 variables. [2018-11-18 16:23:19,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:19,395 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:23:19,395 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:19,395 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:23:19,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:19,485 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:23:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:19,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:23:19,892 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 16:23:19,892 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:23:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 16:23:20,002 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:23:20,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-11-18 16:23:20,003 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:20,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:20,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:20,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:23:20,004 INFO L87 Difference]: Start difference. First operand 3477 states and 4734 transitions. Second operand 3 states. [2018-11-18 16:23:20,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:20,282 INFO L93 Difference]: Finished difference Result 7023 states and 9601 transitions. [2018-11-18 16:23:20,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:20,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2018-11-18 16:23:20,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:20,292 INFO L225 Difference]: With dead ends: 7023 [2018-11-18 16:23:20,292 INFO L226 Difference]: Without dead ends: 4363 [2018-11-18 16:23:20,298 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 517 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:23:20,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4363 states. [2018-11-18 16:23:20,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4363 to 4363. [2018-11-18 16:23:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4363 states. [2018-11-18 16:23:20,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 4363 states and 5949 transitions. [2018-11-18 16:23:20,394 INFO L78 Accepts]: Start accepts. Automaton has 4363 states and 5949 transitions. Word has length 259 [2018-11-18 16:23:20,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:20,395 INFO L480 AbstractCegarLoop]: Abstraction has 4363 states and 5949 transitions. [2018-11-18 16:23:20,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 4363 states and 5949 transitions. [2018-11-18 16:23:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-18 16:23:20,403 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:20,403 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:20,404 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:20,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:20,404 INFO L82 PathProgramCache]: Analyzing trace with hash 943192649, now seen corresponding path program 1 times [2018-11-18 16:23:20,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:20,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:20,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:20,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:20,407 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 450 proven. 17 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 16:23:20,619 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:20,619 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:23:20,619 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 267 with the following transitions: [2018-11-18 16:23:20,619 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [119], [124], [129], [134], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [315], [319], [442], [444], [492], [497], [500], [502], [508], [513], [515], [518], [520], [525], [528], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 16:23:20,623 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:23:20,623 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:23:21,041 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:23:21,041 INFO L272 AbstractInterpreter]: Visited 78 different actions 361 times. Merged at 64 different actions 256 times. Widened at 3 different actions 3 times. Performed 1581 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1581 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 30 fixpoints after 13 different actions. Largest state had 88 variables. [2018-11-18 16:23:21,081 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:21,081 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:23:21,081 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:21,082 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/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 [2018-11-18 16:23:21,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:21,097 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:23:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:21,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:23:21,190 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 450 proven. 17 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 16:23:21,190 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:23:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 450 proven. 17 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-18 16:23:21,453 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:23:21,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-11-18 16:23:21,454 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:23:21,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:23:21,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:23:21,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:23:21,454 INFO L87 Difference]: Start difference. First operand 4363 states and 5949 transitions. Second operand 4 states. [2018-11-18 16:23:22,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:22,458 INFO L93 Difference]: Finished difference Result 10949 states and 14900 transitions. [2018-11-18 16:23:22,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:23:22,460 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 266 [2018-11-18 16:23:22,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:22,479 INFO L225 Difference]: With dead ends: 10949 [2018-11-18 16:23:22,479 INFO L226 Difference]: Without dead ends: 6599 [2018-11-18 16:23:22,485 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:23:22,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6599 states. [2018-11-18 16:23:22,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6599 to 5543. [2018-11-18 16:23:22,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5543 states. [2018-11-18 16:23:22,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 5543 states and 7319 transitions. [2018-11-18 16:23:22,687 INFO L78 Accepts]: Start accepts. Automaton has 5543 states and 7319 transitions. Word has length 266 [2018-11-18 16:23:22,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:22,687 INFO L480 AbstractCegarLoop]: Abstraction has 5543 states and 7319 transitions. [2018-11-18 16:23:22,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:23:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 5543 states and 7319 transitions. [2018-11-18 16:23:22,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-18 16:23:22,724 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:22,724 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:22,724 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:22,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:22,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1361081351, now seen corresponding path program 1 times [2018-11-18 16:23:22,724 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:22,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:22,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:22,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:22,734 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:22,912 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-18 16:23:22,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:22,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:22,914 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:22,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:22,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:22,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:22,915 INFO L87 Difference]: Start difference. First operand 5543 states and 7319 transitions. Second operand 3 states. [2018-11-18 16:23:23,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:23,096 INFO L93 Difference]: Finished difference Result 15513 states and 20643 transitions. [2018-11-18 16:23:23,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:23,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 266 [2018-11-18 16:23:23,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:23,108 INFO L225 Difference]: With dead ends: 15513 [2018-11-18 16:23:23,108 INFO L226 Difference]: Without dead ends: 6499 [2018-11-18 16:23:23,119 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:23,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6499 states. [2018-11-18 16:23:23,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6499 to 6150. [2018-11-18 16:23:23,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6150 states. [2018-11-18 16:23:23,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6150 states to 6150 states and 8243 transitions. [2018-11-18 16:23:23,236 INFO L78 Accepts]: Start accepts. Automaton has 6150 states and 8243 transitions. Word has length 266 [2018-11-18 16:23:23,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:23,237 INFO L480 AbstractCegarLoop]: Abstraction has 6150 states and 8243 transitions. [2018-11-18 16:23:23,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:23,237 INFO L276 IsEmpty]: Start isEmpty. Operand 6150 states and 8243 transitions. [2018-11-18 16:23:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-18 16:23:23,245 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:23,246 INFO L375 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:23,246 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:23,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:23,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1680925372, now seen corresponding path program 1 times [2018-11-18 16:23:23,246 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:23,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:23,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:23,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:23,247 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 916 proven. 27 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-11-18 16:23:23,478 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:23,478 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:23:23,478 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 373 with the following transitions: [2018-11-18 16:23:23,479 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [315], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [500], [502], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 16:23:23,483 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:23:23,483 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:23:23,958 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:23:23,959 INFO L272 AbstractInterpreter]: Visited 96 different actions 465 times. Merged at 81 different actions 327 times. Widened at 2 different actions 3 times. Performed 2148 root evaluator evaluations with a maximum evaluation depth of 4. Performed 2148 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 49 fixpoints after 15 different actions. Largest state had 90 variables. [2018-11-18 16:23:23,998 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:23,998 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:23:23,998 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:23,998 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-11-18 16:23:24,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:24,016 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:23:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:24,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:23:24,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 716 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2018-11-18 16:23:24,181 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:23:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1367 backedges. 716 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2018-11-18 16:23:24,287 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:23:24,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-11-18 16:23:24,288 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:24,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:24,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:24,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:23:24,288 INFO L87 Difference]: Start difference. First operand 6150 states and 8243 transitions. Second operand 3 states. [2018-11-18 16:23:24,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:24,345 INFO L93 Difference]: Finished difference Result 7722 states and 10372 transitions. [2018-11-18 16:23:24,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:24,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 372 [2018-11-18 16:23:24,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:24,355 INFO L225 Difference]: With dead ends: 7722 [2018-11-18 16:23:24,355 INFO L226 Difference]: Without dead ends: 6293 [2018-11-18 16:23:24,360 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 747 GetRequests, 744 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:23:24,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6293 states. [2018-11-18 16:23:24,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6293 to 4723. [2018-11-18 16:23:24,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4723 states. [2018-11-18 16:23:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 4723 states and 6329 transitions. [2018-11-18 16:23:24,457 INFO L78 Accepts]: Start accepts. Automaton has 4723 states and 6329 transitions. Word has length 372 [2018-11-18 16:23:24,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:24,458 INFO L480 AbstractCegarLoop]: Abstraction has 4723 states and 6329 transitions. [2018-11-18 16:23:24,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:24,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4723 states and 6329 transitions. [2018-11-18 16:23:24,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-11-18 16:23:24,465 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:24,465 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:24,466 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:24,466 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:24,466 INFO L82 PathProgramCache]: Analyzing trace with hash 997957909, now seen corresponding path program 1 times [2018-11-18 16:23:24,466 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:24,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:24,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:24,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:24,467 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 1317 proven. 27 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-11-18 16:23:24,706 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:24,706 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:23:24,706 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 438 with the following transitions: [2018-11-18 16:23:24,707 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [294], [296], [299], [301], [304], [312], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [500], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 16:23:24,709 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:23:24,709 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:23:25,080 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:23:25,081 INFO L272 AbstractInterpreter]: Visited 94 different actions 435 times. Merged at 78 different actions 306 times. Widened at 4 different actions 5 times. Performed 1975 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1975 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 40 fixpoints after 15 different actions. Largest state had 90 variables. [2018-11-18 16:23:25,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:25,101 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:23:25,101 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:25,102 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/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 [2018-11-18 16:23:25,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:25,126 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:23:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:25,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:23:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 1317 proven. 27 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-11-18 16:23:25,274 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:23:25,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 1317 proven. 27 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2018-11-18 16:23:25,411 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:23:25,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-11-18 16:23:25,411 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:23:25,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:23:25,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:23:25,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:23:25,412 INFO L87 Difference]: Start difference. First operand 4723 states and 6329 transitions. Second operand 4 states. [2018-11-18 16:23:25,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:25,754 INFO L93 Difference]: Finished difference Result 10993 states and 14752 transitions. [2018-11-18 16:23:25,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:23:25,754 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 437 [2018-11-18 16:23:25,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:25,765 INFO L225 Difference]: With dead ends: 10993 [2018-11-18 16:23:25,765 INFO L226 Difference]: Without dead ends: 6065 [2018-11-18 16:23:25,774 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 879 GetRequests, 874 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:23:25,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6065 states. [2018-11-18 16:23:25,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6065 to 4669. [2018-11-18 16:23:25,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4669 states. [2018-11-18 16:23:25,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4669 states to 4669 states and 6147 transitions. [2018-11-18 16:23:25,872 INFO L78 Accepts]: Start accepts. Automaton has 4669 states and 6147 transitions. Word has length 437 [2018-11-18 16:23:25,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:25,872 INFO L480 AbstractCegarLoop]: Abstraction has 4669 states and 6147 transitions. [2018-11-18 16:23:25,872 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:23:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand 4669 states and 6147 transitions. [2018-11-18 16:23:25,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2018-11-18 16:23:25,880 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:25,881 INFO L375 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:25,881 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:25,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:25,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1471116323, now seen corresponding path program 1 times [2018-11-18 16:23:25,881 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:25,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:25,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:25,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:25,882 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:26,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 1434 proven. 14 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-11-18 16:23:26,142 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:26,142 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:23:26,142 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 472 with the following transitions: [2018-11-18 16:23:26,144 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [288], [294], [296], [299], [301], [304], [312], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [492], [497], [500], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 16:23:26,146 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:23:26,146 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:23:26,521 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:23:26,521 INFO L272 AbstractInterpreter]: Visited 95 different actions 377 times. Merged at 79 different actions 252 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 35 fixpoints after 12 different actions. Largest state had 90 variables. [2018-11-18 16:23:26,529 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:26,529 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:23:26,529 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:26,530 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:23:26,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:26,538 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:23:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:26,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:23:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 1434 proven. 14 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-11-18 16:23:26,668 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:23:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2548 backedges. 1434 proven. 14 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2018-11-18 16:23:26,801 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:23:26,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2018-11-18 16:23:26,802 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:23:26,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:23:26,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:23:26,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:23:26,803 INFO L87 Difference]: Start difference. First operand 4669 states and 6147 transitions. Second operand 4 states. [2018-11-18 16:23:27,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:27,169 INFO L93 Difference]: Finished difference Result 13607 states and 17890 transitions. [2018-11-18 16:23:27,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:23:27,169 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 471 [2018-11-18 16:23:27,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:27,178 INFO L225 Difference]: With dead ends: 13607 [2018-11-18 16:23:27,178 INFO L226 Difference]: Without dead ends: 9327 [2018-11-18 16:23:27,184 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 947 GetRequests, 942 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:23:27,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9327 states. [2018-11-18 16:23:27,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9327 to 6415. [2018-11-18 16:23:27,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6415 states. [2018-11-18 16:23:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6415 states to 6415 states and 8443 transitions. [2018-11-18 16:23:27,362 INFO L78 Accepts]: Start accepts. Automaton has 6415 states and 8443 transitions. Word has length 471 [2018-11-18 16:23:27,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:27,363 INFO L480 AbstractCegarLoop]: Abstraction has 6415 states and 8443 transitions. [2018-11-18 16:23:27,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:23:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 6415 states and 8443 transitions. [2018-11-18 16:23:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2018-11-18 16:23:27,370 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:27,371 INFO L375 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:27,371 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:27,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:27,371 INFO L82 PathProgramCache]: Analyzing trace with hash -730164922, now seen corresponding path program 1 times [2018-11-18 16:23:27,371 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:27,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:27,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:27,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:27,372 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3053 backedges. 1749 proven. 0 refuted. 0 times theorem prover too weak. 1304 trivial. 0 not checked. [2018-11-18 16:23:27,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:27,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:27,570 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:27,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:27,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:27,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:27,570 INFO L87 Difference]: Start difference. First operand 6415 states and 8443 transitions. Second operand 3 states. [2018-11-18 16:23:27,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:27,763 INFO L93 Difference]: Finished difference Result 13606 states and 17817 transitions. [2018-11-18 16:23:27,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:27,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 517 [2018-11-18 16:23:27,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:27,771 INFO L225 Difference]: With dead ends: 13606 [2018-11-18 16:23:27,771 INFO L226 Difference]: Without dead ends: 7229 [2018-11-18 16:23:27,778 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:27,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7229 states. [2018-11-18 16:23:27,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7229 to 7185. [2018-11-18 16:23:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7185 states. [2018-11-18 16:23:27,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 9323 transitions. [2018-11-18 16:23:27,920 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 9323 transitions. Word has length 517 [2018-11-18 16:23:27,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:27,920 INFO L480 AbstractCegarLoop]: Abstraction has 7185 states and 9323 transitions. [2018-11-18 16:23:27,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:27,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 9323 transitions. [2018-11-18 16:23:27,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2018-11-18 16:23:27,930 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:27,930 INFO L375 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:27,930 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:27,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:27,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1190669711, now seen corresponding path program 1 times [2018-11-18 16:23:27,931 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:27,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:27,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:27,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:27,932 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3309 backedges. 1766 proven. 0 refuted. 0 times theorem prover too weak. 1543 trivial. 0 not checked. [2018-11-18 16:23:28,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:23:28,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:23:28,134 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:23:28,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:23:28,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:23:28,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:28,135 INFO L87 Difference]: Start difference. First operand 7185 states and 9323 transitions. Second operand 3 states. [2018-11-18 16:23:28,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:28,440 INFO L93 Difference]: Finished difference Result 14763 states and 19280 transitions. [2018-11-18 16:23:28,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:23:28,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 533 [2018-11-18 16:23:28,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:28,448 INFO L225 Difference]: With dead ends: 14763 [2018-11-18 16:23:28,448 INFO L226 Difference]: Without dead ends: 7616 [2018-11-18 16:23:28,454 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:23:28,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7616 states. [2018-11-18 16:23:28,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7616 to 7495. [2018-11-18 16:23:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7495 states. [2018-11-18 16:23:28,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7495 states to 7495 states and 9787 transitions. [2018-11-18 16:23:28,584 INFO L78 Accepts]: Start accepts. Automaton has 7495 states and 9787 transitions. Word has length 533 [2018-11-18 16:23:28,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:28,585 INFO L480 AbstractCegarLoop]: Abstraction has 7495 states and 9787 transitions. [2018-11-18 16:23:28,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:23:28,585 INFO L276 IsEmpty]: Start isEmpty. Operand 7495 states and 9787 transitions. [2018-11-18 16:23:28,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2018-11-18 16:23:28,595 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:23:28,596 INFO L375 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:23:28,596 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:23:28,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:28,596 INFO L82 PathProgramCache]: Analyzing trace with hash -696754279, now seen corresponding path program 1 times [2018-11-18 16:23:28,596 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:23:28,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:28,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:28,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:23:28,597 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:23:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 2090 proven. 17 refuted. 0 times theorem prover too weak. 1268 trivial. 0 not checked. [2018-11-18 16:23:28,812 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:28,812 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:23:28,812 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 538 with the following transitions: [2018-11-18 16:23:28,813 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [11], [20], [31], [37], [41], [47], [49], [54], [59], [64], [69], [74], [79], [84], [89], [92], [94], [99], [102], [104], [107], [109], [114], [117], [119], [124], [127], [129], [134], [137], [139], [144], [149], [154], [157], [159], [162], [164], [169], [174], [179], [184], [189], [194], [199], [202], [204], [209], [212], [283], [286], [288], [294], [296], [299], [301], [304], [312], [317], [319], [323], [332], [334], [337], [343], [372], [377], [387], [391], [402], [406], [409], [415], [420], [442], [444], [446], [451], [454], [492], [497], [500], [508], [513], [515], [518], [520], [525], [530], [532], [586], [588], [601], [606], [607], [608], [610] [2018-11-18 16:23:28,815 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:23:28,815 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:23:29,061 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 16:23:29,062 INFO L272 AbstractInterpreter]: Visited 100 different actions 403 times. Merged at 82 different actions 266 times. Widened at 5 different actions 6 times. Performed 1817 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1817 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 44 fixpoints after 15 different actions. Largest state had 91 variables. [2018-11-18 16:23:29,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:23:29,065 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 16:23:29,065 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:23:29,065 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 16:23:29,071 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:23:29,072 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 16:23:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:23:29,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:23:29,799 WARN L854 $PredicateComparison]: unable to prove that (exists ((ssl3_accept_~ag_X~0 Int) (ssl3_accept_~ag_Y~0 Int)) (let ((.cse0 (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)))) (and (<= .cse0 8496) (<= c_ssl3_accept_~s__state~0 .cse0)))) is different from true [2018-11-18 16:23:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 1890 proven. 101 refuted. 0 times theorem prover too weak. 1233 trivial. 151 not checked. [2018-11-18 16:23:30,147 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 16:23:30,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 1991 proven. 151 refuted. 0 times theorem prover too weak. 1233 trivial. 0 not checked. [2018-11-18 16:23:30,498 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 16:23:30,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 10 [2018-11-18 16:23:30,498 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 16:23:30,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:23:30,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:23:30,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=53, Unknown=1, NotChecked=14, Total=90 [2018-11-18 16:23:30,499 INFO L87 Difference]: Start difference. First operand 7495 states and 9787 transitions. Second operand 7 states. [2018-11-18 16:23:33,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:23:33,098 INFO L93 Difference]: Finished difference Result 17505 states and 22947 transitions. [2018-11-18 16:23:33,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 16:23:33,099 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 537 [2018-11-18 16:23:33,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:23:33,100 INFO L225 Difference]: With dead ends: 17505 [2018-11-18 16:23:33,100 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:23:33,114 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1088 GetRequests, 1074 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=65, Invalid=148, Unknown=1, NotChecked=26, Total=240 [2018-11-18 16:23:33,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:23:33,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:23:33,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:23:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:23:33,114 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 537 [2018-11-18 16:23:33,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:23:33,115 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:23:33,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:23:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:23:33,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:23:33,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:23:33,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:33,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,903 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 773 DAG size of output: 272 [2018-11-18 16:23:34,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:34,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:35,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:23:36,650 WARN L180 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 782 DAG size of output: 241 [2018-11-18 16:23:38,831 WARN L180 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 209 DAG size of output: 64 [2018-11-18 16:23:39,079 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 30 [2018-11-18 16:23:39,375 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 30 [2018-11-18 16:23:39,860 WARN L180 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 24 [2018-11-18 16:23:40,201 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 30 [2018-11-18 16:23:40,698 WARN L180 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-18 16:23:41,042 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 24 [2018-11-18 16:23:41,235 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 24 [2018-11-18 16:23:41,504 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-11-18 16:23:41,648 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2018-11-18 16:23:41,857 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 24 [2018-11-18 16:23:42,135 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 24 [2018-11-18 16:23:42,349 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 27 [2018-11-18 16:23:42,474 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 40 [2018-11-18 16:23:42,790 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-11-18 16:23:42,997 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-11-18 16:23:43,857 WARN L180 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 64 [2018-11-18 16:23:43,860 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-18 16:23:43,860 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:23:43,860 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 16:23:43,861 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 676 687) the Hoare annotation is: true [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 676 687) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L421 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (<= main_~s~0 8464) [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 676 687) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point L630(lines 630 634) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 592) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 603) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 614) no Hoare annotation was computed. [2018-11-18 16:23:43,861 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 625) no Hoare annotation was computed. [2018-11-18 16:23:43,862 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 339) no Hoare annotation was computed. [2018-11-18 16:23:43,862 INFO L421 ceAbstractionStarter]: At program point L203(lines 199 593) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 3)) (.cse0 (<= 8656 ssl3_accept_~s__state~0))) (or (and (<= ssl3_accept_~blastFlag~0 1) .cse0) (= |ssl3_accept_#in~initial_state| 8673) (and .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse0) (and .cse1 .cse0 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,862 INFO L421 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| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 16:23:43,862 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 479) no Hoare annotation was computed. [2018-11-18 16:23:43,862 INFO L425 ceAbstractionStarter]: For program point L435(lines 435 439) no Hoare annotation was computed. [2018-11-18 16:23:43,862 INFO L421 ceAbstractionStarter]: At program point L369(lines 352 387) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,862 INFO L421 ceAbstractionStarter]: At program point L403(lines 394 425) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,863 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 243) no Hoare annotation was computed. [2018-11-18 16:23:43,863 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 591) no Hoare annotation was computed. [2018-11-18 16:23:43,863 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 602) no Hoare annotation was computed. [2018-11-18 16:23:43,863 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 613) no Hoare annotation was computed. [2018-11-18 16:23:43,863 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 624) no Hoare annotation was computed. [2018-11-18 16:23:43,863 INFO L425 ceAbstractionStarter]: For program point L371(lines 371 375) no Hoare annotation was computed. [2018-11-18 16:23:43,863 INFO L421 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| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 16:23:43,863 INFO L421 ceAbstractionStarter]: At program point L173(lines 169 603) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse3 (<= 8576 ssl3_accept_~s__state~0)) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and (<= 8512 ssl3_accept_~s__state~0) .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (and (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2) .cse3) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse0 .cse1 .cse3 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)))) [2018-11-18 16:23:43,864 INFO L421 ceAbstractionStarter]: At program point L140(lines 136 614) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse2 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= 8466 ssl3_accept_~s__state~0))) (or (and (and (<= ssl3_accept_~blastFlag~0 1) .cse0) .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse2 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and .cse0 .cse2 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 82) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 581) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 581) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 278) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 601) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L142(lines 142 612) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L109(lines 109 623) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L428 ceAbstractionStarter]: At program point ssl3_acceptENTRY(lines 8 675) the Hoare annotation is: true [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 510) no Hoare annotation was computed. [2018-11-18 16:23:43,864 INFO L425 ceAbstractionStarter]: For program point L308(lines 308 316) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L421 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| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L77-2(lines 74 82) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L428 ceAbstractionStarter]: At program point L672(lines 65 674) the Hoare annotation is: true [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 545) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 578) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 600) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L145(lines 145 611) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L112(lines 112 622) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L425 ceAbstractionStarter]: For program point L311-2(lines 210 587) no Hoare annotation was computed. [2018-11-18 16:23:43,865 INFO L421 ceAbstractionStarter]: At program point L179(lines 175 601) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse3 (<= 8576 ssl3_accept_~s__state~0)) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and (<= 8512 ssl3_accept_~s__state~0) .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 .cse3 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse3 .cse2) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,866 INFO L421 ceAbstractionStarter]: At program point L146(lines 142 612) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L421 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| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L511(lines 511 515) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L511-2(lines 511 515) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 445 457) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 599) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 610) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L115(lines 115 621) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L421 ceAbstractionStarter]: At program point L413(lines 404 424) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L347-2(lines 210 587) no Hoare annotation was computed. [2018-11-18 16:23:43,866 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 92) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 65 674) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 453) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 598) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L151(lines 151 609) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L118(lines 118 620) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L416(lines 416 420) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L421 ceAbstractionStarter]: At program point L185(lines 181 599) the Hoare annotation is: (let ((.cse3 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= 8673 ssl3_accept_~s__state~0))) (.cse1 (<= 8576 ssl3_accept_~s__state~0)) (.cse2 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and (<= ssl3_accept_~blastFlag~0 1) .cse0 .cse1 .cse2) (and (<= 8512 ssl3_accept_~s__state~0) .cse3 .cse0 (not (= ssl3_accept_~s__hit~0 0)) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse3 .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)))) [2018-11-18 16:23:43,867 INFO L421 ceAbstractionStarter]: At program point L152(lines 148 610) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L218-2(lines 210 587) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point $Ultimate##90(lines 210 589) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point $Ultimate##91(lines 210 589) no Hoare annotation was computed. [2018-11-18 16:23:43,867 INFO L425 ceAbstractionStarter]: For program point L550(lines 550 554) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 488) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 597) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 608) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 619) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L421 ceAbstractionStarter]: At program point L551(lines 65 674) the Hoare annotation is: (or (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)) [2018-11-18 16:23:43,868 INFO L421 ceAbstractionStarter]: At program point L122(lines 118 620) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse2 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (<= 8466 ssl3_accept_~s__state~0))) (or (and (and (<= ssl3_accept_~blastFlag~0 1) .cse0) .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse2 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and .cse0 .cse2 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point ssl3_acceptEXIT(lines 8 675) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L255(lines 255 268) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 386) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 261) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 596) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 607) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 618) no Hoare annotation was computed. [2018-11-18 16:23:43,868 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 526) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L421 ceAbstractionStarter]: At program point L191(lines 187 597) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse4 (not (= ssl3_accept_~s__hit~0 0))) (.cse2 (<= 8640 ssl3_accept_~s__state~0)) (.cse3 (not (= 8672 ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2 .cse3) (and (<= ssl3_accept_~blastFlag~0 3) .cse1 .cse4 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse0 .cse1 .cse4 .cse2 .cse3))) [2018-11-18 16:23:43,869 INFO L421 ceAbstractionStarter]: At program point L158(lines 154 608) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,869 INFO L421 ceAbstractionStarter]: At program point L125(lines 124 618) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ssl3_accept_~s__state~0 8576)) (.cse2 (<= 8466 ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 1) .cse0 .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672))) [2018-11-18 16:23:43,869 INFO L421 ceAbstractionStarter]: At program point L588(lines 100 656) the Hoare annotation is: (let ((.cse4 (= ssl3_accept_~s__hit~0 0))) (let ((.cse6 (<= ssl3_accept_~s__state~0 8448)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse9 (<= 8656 ssl3_accept_~s__state~0)) (.cse5 (<= ssl3_accept_~blastFlag~0 3)) (.cse8 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse7 (not .cse4)) (.cse3 (<= ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (<= 8466 ssl3_accept_~s__state~0)) (and (= ssl3_accept_~s__state~0 8528) .cse0) (and .cse4 .cse5 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse6) (= ssl3_accept_~blastFlag~0 0) (and .cse3 (<= ssl3_accept_~s__state~0 3)) (and .cse5 .cse7 .cse8 .cse6) (= |ssl3_accept_#in~initial_state| 8672) (and .cse5 .cse1 .cse9 .cse2) (and .cse5 .cse1 .cse7 .cse9) (and (= ssl3_accept_~s__state~0 8544) .cse0) (and .cse5 .cse7 .cse8 (<= 8640 ssl3_accept_~s__state~0)) (and .cse0 (= ssl3_accept_~s__state~0 8560)) (and .cse0 (= ssl3_accept_~s__state~0 8512)) (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse7) (and .cse3 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) 8496))))) [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point ssl3_acceptFINAL(lines 8 675) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point L291-2(lines 210 587) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 385) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point L358-1(lines 358 385) no Hoare annotation was computed. [2018-11-18 16:23:43,869 INFO L425 ceAbstractionStarter]: For program point L193(lines 193 595) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 606) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L127(lines 127 617) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 382) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L428 ceAbstractionStarter]: At program point L657(lines 99 658) the Hoare annotation is: true [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 425) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 594) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L163(lines 163 605) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 616) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 654) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L395(lines 395 401) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L362(lines 362 381) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L425 ceAbstractionStarter]: For program point L230(lines 230 247) no Hoare annotation was computed. [2018-11-18 16:23:43,870 INFO L421 ceAbstractionStarter]: At program point L197(lines 193 595) the Hoare annotation is: (let ((.cse0 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse2 (not (= 8672 ssl3_accept_~s__state~0))) (.cse3 (<= 8656 ssl3_accept_~s__state~0))) (or (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 .cse2 .cse3 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (<= ssl3_accept_~blastFlag~0 1) .cse1 .cse2 .cse3) (= |ssl3_accept_#in~initial_state| 8672) (and .cse0 .cse1 (not (= ssl3_accept_~s__hit~0 0)) .cse2 .cse3))) [2018-11-18 16:23:43,871 INFO L421 ceAbstractionStarter]: At program point L164(lines 160 606) the Hoare annotation is: (let ((.cse0 (<= 8512 ssl3_accept_~s__state~0)) (.cse1 (<= ssl3_accept_~blastFlag~0 2))) (or (and .cse0 .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and (<= ssl3_accept_~s__state~0 8576) .cse0 .cse1))) [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L230-2(lines 210 587) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L627(lines 627 651) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L528(lines 528 532) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 499) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L561-2(lines 561 565) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L528-2(lines 210 587) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 367) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L363-2(lines 362 379) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 637) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L661-2(lines 661 665) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L628-2(lines 627 649) no Hoare annotation was computed. [2018-11-18 16:23:43,871 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 467) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L331-1(lines 331 340) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 237) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L199(lines 199 593) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 604) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L133(lines 133 615) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L100-1(lines 100 656) no Hoare annotation was computed. [2018-11-18 16:23:43,872 INFO L421 ceAbstractionStarter]: At program point L100-3(lines 100 656) the Hoare annotation is: (let ((.cse7 (= ssl3_accept_~s__hit~0 0))) (let ((.cse6 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse8 (<= ssl3_accept_~s__state~0 8448)) (.cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (not (= 8673 ssl3_accept_~s__state~0))) (.cse9 (<= 8656 ssl3_accept_~s__state~0)) (.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse5 (not .cse7)) (.cse3 (<= ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2) (and (= ssl3_accept_~s__state~0 8544) .cse0) (and .cse3 .cse1 (<= 8466 ssl3_accept_~s__state~0)) (and .cse4 .cse5 .cse6 (<= 8640 ssl3_accept_~s__state~0)) (and (= ssl3_accept_~s__state~0 8528) .cse0) (and .cse0 (= ssl3_accept_~s__state~0 8560)) (and .cse7 .cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse8) (and .cse0 (= ssl3_accept_~s__state~0 8512)) (= ssl3_accept_~blastFlag~0 0) (and .cse3 (<= ssl3_accept_~s__state~0 3)) (and .cse4 .cse5 .cse6 .cse8) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672) (and .cse4 .cse1 .cse9 .cse2) (and .cse4 .cse1 .cse5 .cse9) (and .cse0 .cse5) (and .cse3 (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) 8496))))) [2018-11-18 16:23:43,872 INFO L421 ceAbstractionStarter]: At program point L167(lines 166 604) the Hoare annotation is: (let ((.cse3 (= ssl3_accept_~s__hit~0 0))) (let ((.cse0 (<= ssl3_accept_~blastFlag~0 2)) (.cse4 (<= ssl3_accept_~blastFlag~0 3)) (.cse1 (not .cse3)) (.cse2 (<= ssl3_accept_~s__state~0 8448))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse2 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and .cse3 .cse4 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse2) (and (<= ssl3_accept_~blastFlag~0 1) (<= (+ (* 2 ssl3_accept_~ag_X~0) (* 2 ssl3_accept_~ag_Y~0)) 8496) .cse2) (and .cse4 .cse1 (<= 8640 ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2) (and (= ssl3_accept_~blastFlag~0 0) .cse2) (= |ssl3_accept_#in~initial_state| 8673) (= |ssl3_accept_#in~initial_state| 8672)))) [2018-11-18 16:23:43,872 INFO L421 ceAbstractionStarter]: At program point L134(lines 127 617) the Hoare annotation is: (let ((.cse1 (<= ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ssl3_accept_~s__state~0 8576))) (or (= |ssl3_accept_#in~initial_state| 8673) (and .cse0 .cse1 (<= ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (= |ssl3_accept_#in~initial_state| 8672) (and .cse1 (not (= 8673 ssl3_accept_~s__state~0)) (not (= ssl3_accept_~s__hit~0 0)) (not (= 8672 ssl3_accept_~s__state~0))) (and (<= ssl3_accept_~blastFlag~0 1) .cse0))) [2018-11-18 16:23:43,872 INFO L425 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-11-18 16:23:43,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:23:43 BoogieIcfgContainer [2018-11-18 16:23:43,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:23:43,907 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:23:43,907 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:23:43,907 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:23:43,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:23:09" (3/4) ... [2018-11-18 16:23:43,911 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:23:43,916 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:23:43,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:23:43,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_accept [2018-11-18 16:23:43,925 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 16:23:43,926 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 16:23:43,926 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:23:43,968 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (s__state == 8544 && blastFlag <= 2)) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (blastFlag <= 2 && s__state == 8560)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8512)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) [2018-11-18 16:23:43,968 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,968 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,968 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 [2018-11-18 16:23:43,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || ((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (s__state == 8544 && blastFlag <= 2)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (blastFlag <= 2 && s__state == 8560)) || (blastFlag <= 2 && s__state == 8512)) || \old(initial_state) == 8673) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) [2018-11-18 16:23:43,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\old(initial_state) == 8673 || ((s__state <= 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (blastFlag <= 1 && s__state <= 8576) [2018-11-18 16:23:43,973 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 [2018-11-18 16:23:43,973 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 16:23:43,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 16:23:43,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) [2018-11-18 16:23:43,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 16:23:43,975 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((blastFlag <= 2 && !(s__hit == 0)) && s__state <= 8448) || ((blastFlag <= 2 && s__state <= 8448) && s__s3__tmp__next_state___0 <= 8576)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || ((blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) && s__state <= 8448)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag == 0 && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,975 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8576 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) [2018-11-18 16:23:43,975 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8672 [2018-11-18 16:23:43,975 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) [2018-11-18 16:23:43,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((blastFlag <= 2 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 1 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state))) || (((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__state) && !(8672 == s__state)) [2018-11-18 16:23:43,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\old(initial_state) == 8673 || ((((blastFlag <= 3 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state)) || \old(initial_state) == 8672) || ((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) && 8656 <= s__state) [2018-11-18 16:23:43,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((blastFlag <= 1 && 8656 <= s__state) || \old(initial_state) == 8673) || ((blastFlag <= 3 && !(s__hit == 0)) && 8656 <= s__state)) || ((blastFlag <= 3 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 [2018-11-18 16:23:43,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 [2018-11-18 16:23:43,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) == 8673 || \old(initial_state) == 8672 [2018-11-18 16:23:44,036 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e7c5eb5c-e026-4187-b4a7-a901f22971b0/bin-2019/utaipan/witness.graphml [2018-11-18 16:23:44,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:23:44,037 INFO L168 Benchmark]: Toolchain (without parser) took 36173.95 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 957.1 MB in the beginning and 1.3 GB in the end (delta: -359.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-18 16:23:44,038 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:23:44,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.31 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 935.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:23:44,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.6 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:23:44,038 INFO L168 Benchmark]: Boogie Preprocessor took 69.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:23:44,039 INFO L168 Benchmark]: RCFGBuilder took 876.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:23:44,039 INFO L168 Benchmark]: TraceAbstraction took 34638.14 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -235.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-18 16:23:44,039 INFO L168 Benchmark]: Witness Printer took 129.47 ms. Allocated memory is still 2.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:23:44,040 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.31 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 935.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.6 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 876.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 34638.14 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -235.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 129.47 ms. Allocated memory is still 2.4 GB. Free memory is still 1.3 GB. There was no memory consumed. 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 <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (s__state == 8544 && blastFlag <= 2)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (blastFlag <= 2 && s__state == 8560)) || (blastFlag <= 2 && s__state == 8512)) || \old(initial_state) == 8673) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8576 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state) || \old(initial_state) == 8673) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((\old(initial_state) == 8673 || ((((blastFlag <= 3 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && !(8672 == s__state)) && 8656 <= s__state)) || \old(initial_state) == 8672) || ((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) && 8656 <= s__state) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || ((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state)) || \old(initial_state) == 8673) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((((blastFlag <= 1 && 8656 <= s__state) || \old(initial_state) == 8673) || ((blastFlag <= 3 && !(s__hit == 0)) && 8656 <= s__state)) || ((blastFlag <= 3 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 1 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && 8576 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((\old(initial_state) == 8673 || ((s__state <= 8576 && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576)) || \old(initial_state) == 8672) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || (blastFlag <= 1 && s__state <= 8576) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((blastFlag <= 2 && !(s__hit == 0)) && s__state <= 8448) || ((blastFlag <= 2 && s__state <= 8448) && s__s3__tmp__next_state___0 <= 8576)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || ((blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) && s__state <= 8448)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || (blastFlag == 0 && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: \old(initial_state) == 8673 || \old(initial_state) == 8672 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((s__state <= 8576 && blastFlag <= 2) && 8466 <= s__state) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || ((blastFlag <= 1 && s__state <= 8576) && 8466 <= s__state)) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((s__state <= 8576 && 8512 <= s__state) && blastFlag <= 2) || \old(initial_state) == 8673) || ((((8512 <= s__state && blastFlag <= 2) && !(8673 == s__state)) && !(s__hit == 0)) && !(8672 == s__state))) || \old(initial_state) == 8672 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((((((((blastFlag <= 2 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (((blastFlag <= 1 && !(8673 == s__state)) && 8640 <= s__state) && !(8672 == s__state))) || (((((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state) && !(8672 == s__state))) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || ((((blastFlag <= 2 && !(8673 == s__state)) && !(s__hit == 0)) && 8640 <= s__state) && !(8672 == s__state)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: (!(8672 == s__state) || \old(initial_state) == 8673) || \old(initial_state) == 8672 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((((((((((((((blastFlag <= 2 && !(8673 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || (s__state == 8544 && blastFlag <= 2)) || ((blastFlag <= 1 && !(8673 == s__state)) && 8466 <= s__state)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && 8640 <= s__state)) || (s__state == 8528 && blastFlag <= 2)) || (blastFlag <= 2 && s__state == 8560)) || (((s__hit == 0 && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 3) && s__state <= 8448)) || (blastFlag <= 2 && s__state == 8512)) || blastFlag == 0) || (blastFlag <= 1 && s__state <= 3)) || (((blastFlag <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__state <= 8448)) || \old(initial_state) == 8673) || \old(initial_state) == 8672) || (((blastFlag <= 3 && !(8673 == s__state)) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((blastFlag <= 3 && !(8673 == s__state)) && !(s__hit == 0)) && 8656 <= s__state)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag <= 1 && 2 * ag_X + 2 * ag_Y <= 8496) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 149 locations, 1 error locations. SAFE Result, 34.5s OverallTime, 22 OverallIterations, 19 TraceHistogramMax, 11.4s AutomataDifference, 0.0s DeadEndRemovalTime, 10.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 5031 SDtfs, 2811 SDslu, 4156 SDs, 0 SdLazy, 3302 SolverSat, 494 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4773 GetRequests, 4715 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7495occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.3s AbstIntTime, 6 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 22 MinimizatonAttempts, 7612 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 1214 NumberOfFragments, 1240 HoareAnnotationTreeSize, 33 FomulaSimplifications, 131887 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 33 FomulaSimplificationsInter, 34964 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 7901 NumberOfCodeBlocks, 7901 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 10209 ConstructedInterpolants, 36 QuantifiedInterpolants, 7163878 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4030 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 34 InterpolantComputations, 20 PerfectInterpolantSequences, 41435/42073 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...