./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label50_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label50_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/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 a0ea50d704423271d5a51149e285ef0eb76ecb9d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 22:18:19,382 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 22:18:19,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 22:18:19,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 22:18:19,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 22:18:19,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 22:18:19,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 22:18:19,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 22:18:19,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 22:18:19,392 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 22:18:19,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 22:18:19,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 22:18:19,393 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 22:18:19,394 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 22:18:19,394 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 22:18:19,395 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 22:18:19,395 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 22:18:19,396 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 22:18:19,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 22:18:19,397 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 22:18:19,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 22:18:19,398 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 22:18:19,400 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 22:18:19,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 22:18:19,400 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 22:18:19,400 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 22:18:19,401 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 22:18:19,401 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 22:18:19,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 22:18:19,402 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 22:18:19,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 22:18:19,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 22:18:19,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 22:18:19,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 22:18:19,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 22:18:19,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 22:18:19,403 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 22:18:19,410 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 22:18:19,410 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 22:18:19,411 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 22:18:19,411 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 22:18:19,411 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 22:18:19,411 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 22:18:19,411 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 22:18:19,411 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 22:18:19,411 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 22:18:19,411 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 22:18:19,412 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 22:18:19,412 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 22:18:19,413 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 22:18:19,413 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:18:19,414 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 22:18:19,414 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 22:18:19,414 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_49f9d6d7-12ba-4665-b44d-79e6bc84768b/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 -> a0ea50d704423271d5a51149e285ef0eb76ecb9d [2018-12-08 22:18:19,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 22:18:19,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 22:18:19,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 22:18:19,441 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 22:18:19,441 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 22:18:19,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label50_true-unreach-call.c [2018-12-08 22:18:19,475 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/data/187731aaf/2fdc5a8da007492eb24779bb34f8dd2c/FLAG69b0038ef [2018-12-08 22:18:19,976 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 22:18:19,976 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/sv-benchmarks/c/eca-rers2012/Problem16_label50_true-unreach-call.c [2018-12-08 22:18:19,985 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/data/187731aaf/2fdc5a8da007492eb24779bb34f8dd2c/FLAG69b0038ef [2018-12-08 22:18:20,318 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/data/187731aaf/2fdc5a8da007492eb24779bb34f8dd2c [2018-12-08 22:18:20,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 22:18:20,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 22:18:20,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 22:18:20,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 22:18:20,336 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 22:18:20,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:20,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10334b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20, skipping insertion in model container [2018-12-08 22:18:20,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:20,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 22:18:20,449 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 22:18:20,752 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:18:20,754 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 22:18:20,951 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 22:18:20,960 INFO L195 MainTranslator]: Completed translation [2018-12-08 22:18:20,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20 WrapperNode [2018-12-08 22:18:20,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 22:18:20,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 22:18:20,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 22:18:20,962 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 22:18:20,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:20,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:20,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 22:18:20,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 22:18:20,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 22:18:20,992 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 22:18:20,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:20,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:21,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:21,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:21,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:21,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:21,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... [2018-12-08 22:18:21,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 22:18:21,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 22:18:21,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 22:18:21,066 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 22:18:21,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 22:18:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 22:18:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 22:18:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-08 22:18:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-08 22:18:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 22:18:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 22:18:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 22:18:21,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 22:18:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 22:18:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 22:18:22,350 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 22:18:22,350 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 22:18:22,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:18:22 BoogieIcfgContainer [2018-12-08 22:18:22,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 22:18:22,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 22:18:22,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 22:18:22,355 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 22:18:22,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:18:20" (1/3) ... [2018-12-08 22:18:22,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6296467b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:18:22, skipping insertion in model container [2018-12-08 22:18:22,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:18:20" (2/3) ... [2018-12-08 22:18:22,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6296467b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:18:22, skipping insertion in model container [2018-12-08 22:18:22,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:18:22" (3/3) ... [2018-12-08 22:18:22,358 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label50_true-unreach-call.c [2018-12-08 22:18:22,366 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 22:18:22,374 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 22:18:22,389 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 22:18:22,420 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 22:18:22,420 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 22:18:22,420 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 22:18:22,421 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 22:18:22,421 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 22:18:22,421 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 22:18:22,421 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 22:18:22,421 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 22:18:22,445 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-08 22:18:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-08 22:18:22,451 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:22,452 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:18:22,454 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:22,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:22,459 INFO L82 PathProgramCache]: Analyzing trace with hash 789303234, now seen corresponding path program 1 times [2018-12-08 22:18:22,460 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:22,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:22,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:22,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:22,500 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:18:22,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:18:22,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 22:18:22,636 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:22,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 22:18:22,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 22:18:22,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 22:18:22,649 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2018-12-08 22:18:24,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:18:24,382 INFO L93 Difference]: Finished difference Result 1509 states and 2834 transitions. [2018-12-08 22:18:24,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 22:18:24,383 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2018-12-08 22:18:24,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:18:24,395 INFO L225 Difference]: With dead ends: 1509 [2018-12-08 22:18:24,395 INFO L226 Difference]: Without dead ends: 1019 [2018-12-08 22:18:24,399 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 22:18:24,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2018-12-08 22:18:24,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1019. [2018-12-08 22:18:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1019 states. [2018-12-08 22:18:24,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1739 transitions. [2018-12-08 22:18:24,466 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1739 transitions. Word has length 51 [2018-12-08 22:18:24,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:18:24,466 INFO L480 AbstractCegarLoop]: Abstraction has 1019 states and 1739 transitions. [2018-12-08 22:18:24,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 22:18:24,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1739 transitions. [2018-12-08 22:18:24,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-08 22:18:24,469 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:24,469 INFO L402 BasicCegarLoop]: trace histogram [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, 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] [2018-12-08 22:18:24,469 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:24,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:24,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1245214242, now seen corresponding path program 1 times [2018-12-08 22:18:24,470 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:24,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:24,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:24,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:24,471 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:24,560 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:18:24,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:18:24,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 22:18:24,561 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:24,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:18:24,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:18:24,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:18:24,563 INFO L87 Difference]: Start difference. First operand 1019 states and 1739 transitions. Second operand 6 states. [2018-12-08 22:18:25,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:18:25,797 INFO L93 Difference]: Finished difference Result 3097 states and 5370 transitions. [2018-12-08 22:18:25,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 22:18:25,797 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-12-08 22:18:25,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:18:25,805 INFO L225 Difference]: With dead ends: 3097 [2018-12-08 22:18:25,805 INFO L226 Difference]: Without dead ends: 2084 [2018-12-08 22:18:25,807 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 22:18:25,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2084 states. [2018-12-08 22:18:25,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2084 to 2061. [2018-12-08 22:18:25,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2061 states. [2018-12-08 22:18:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 2061 states and 3384 transitions. [2018-12-08 22:18:25,846 INFO L78 Accepts]: Start accepts. Automaton has 2061 states and 3384 transitions. Word has length 121 [2018-12-08 22:18:25,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:18:25,847 INFO L480 AbstractCegarLoop]: Abstraction has 2061 states and 3384 transitions. [2018-12-08 22:18:25,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:18:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 3384 transitions. [2018-12-08 22:18:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 22:18:25,848 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:25,848 INFO L402 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:18:25,849 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:25,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:25,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1384987622, now seen corresponding path program 1 times [2018-12-08 22:18:25,849 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:25,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:25,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:25,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:25,850 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:25,953 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:18:25,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:18:25,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 22:18:25,954 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:25,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:18:25,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:18:25,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:18:25,955 INFO L87 Difference]: Start difference. First operand 2061 states and 3384 transitions. Second operand 6 states. [2018-12-08 22:18:27,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:18:27,330 INFO L93 Difference]: Finished difference Result 5904 states and 10021 transitions. [2018-12-08 22:18:27,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 22:18:27,330 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-12-08 22:18:27,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:18:27,347 INFO L225 Difference]: With dead ends: 5904 [2018-12-08 22:18:27,347 INFO L226 Difference]: Without dead ends: 3849 [2018-12-08 22:18:27,351 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 22:18:27,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3849 states. [2018-12-08 22:18:27,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3849 to 3813. [2018-12-08 22:18:27,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3813 states. [2018-12-08 22:18:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3813 states to 3813 states and 6183 transitions. [2018-12-08 22:18:27,409 INFO L78 Accepts]: Start accepts. Automaton has 3813 states and 6183 transitions. Word has length 149 [2018-12-08 22:18:27,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:18:27,409 INFO L480 AbstractCegarLoop]: Abstraction has 3813 states and 6183 transitions. [2018-12-08 22:18:27,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:18:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 3813 states and 6183 transitions. [2018-12-08 22:18:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 22:18:27,411 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:27,411 INFO L402 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:18:27,411 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:27,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:27,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1196358494, now seen corresponding path program 1 times [2018-12-08 22:18:27,411 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:27,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:27,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:27,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:27,412 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:18:27,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:18:27,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 22:18:27,501 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:27,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:18:27,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:18:27,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:18:27,502 INFO L87 Difference]: Start difference. First operand 3813 states and 6183 transitions. Second operand 6 states. [2018-12-08 22:18:29,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:18:29,490 INFO L93 Difference]: Finished difference Result 9749 states and 16101 transitions. [2018-12-08 22:18:29,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 22:18:29,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-12-08 22:18:29,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:18:29,506 INFO L225 Difference]: With dead ends: 9749 [2018-12-08 22:18:29,506 INFO L226 Difference]: Without dead ends: 5942 [2018-12-08 22:18:29,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 22:18:29,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5942 states. [2018-12-08 22:18:29,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5942 to 5896. [2018-12-08 22:18:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5896 states. [2018-12-08 22:18:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5896 states to 5896 states and 8054 transitions. [2018-12-08 22:18:29,596 INFO L78 Accepts]: Start accepts. Automaton has 5896 states and 8054 transitions. Word has length 167 [2018-12-08 22:18:29,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:18:29,596 INFO L480 AbstractCegarLoop]: Abstraction has 5896 states and 8054 transitions. [2018-12-08 22:18:29,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:18:29,597 INFO L276 IsEmpty]: Start isEmpty. Operand 5896 states and 8054 transitions. [2018-12-08 22:18:29,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-08 22:18:29,598 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:29,598 INFO L402 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:18:29,599 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:29,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:29,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1753752437, now seen corresponding path program 1 times [2018-12-08 22:18:29,599 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:29,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:29,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:29,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:29,600 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:29,736 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 22:18:29,736 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:18:29,736 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 22:18:29,736 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:29,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:18:29,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:18:29,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:18:29,737 INFO L87 Difference]: Start difference. First operand 5896 states and 8054 transitions. Second operand 6 states. [2018-12-08 22:18:31,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:18:31,084 INFO L93 Difference]: Finished difference Result 14575 states and 20025 transitions. [2018-12-08 22:18:31,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 22:18:31,084 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 214 [2018-12-08 22:18:31,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:18:31,101 INFO L225 Difference]: With dead ends: 14575 [2018-12-08 22:18:31,101 INFO L226 Difference]: Without dead ends: 8685 [2018-12-08 22:18:31,108 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 22:18:31,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8685 states. [2018-12-08 22:18:31,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8685 to 8651. [2018-12-08 22:18:31,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8651 states. [2018-12-08 22:18:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 11412 transitions. [2018-12-08 22:18:31,217 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 11412 transitions. Word has length 214 [2018-12-08 22:18:31,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:18:31,218 INFO L480 AbstractCegarLoop]: Abstraction has 8651 states and 11412 transitions. [2018-12-08 22:18:31,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:18:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 11412 transitions. [2018-12-08 22:18:31,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 22:18:31,219 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:31,220 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:18:31,220 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:31,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:31,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1202654855, now seen corresponding path program 1 times [2018-12-08 22:18:31,220 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:31,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:31,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:31,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:31,221 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 22:18:31,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 22:18:31,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 22:18:31,302 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:31,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 22:18:31,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 22:18:31,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 22:18:31,303 INFO L87 Difference]: Start difference. First operand 8651 states and 11412 transitions. Second operand 4 states. [2018-12-08 22:18:32,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:18:32,797 INFO L93 Difference]: Finished difference Result 23062 states and 30660 transitions. [2018-12-08 22:18:32,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 22:18:32,798 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 250 [2018-12-08 22:18:32,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:18:32,823 INFO L225 Difference]: With dead ends: 23062 [2018-12-08 22:18:32,823 INFO L226 Difference]: Without dead ends: 14417 [2018-12-08 22:18:32,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 22:18:32,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14417 states. [2018-12-08 22:18:32,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14417 to 13741. [2018-12-08 22:18:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13741 states. [2018-12-08 22:18:32,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13741 states to 13741 states and 17470 transitions. [2018-12-08 22:18:32,968 INFO L78 Accepts]: Start accepts. Automaton has 13741 states and 17470 transitions. Word has length 250 [2018-12-08 22:18:32,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:18:32,969 INFO L480 AbstractCegarLoop]: Abstraction has 13741 states and 17470 transitions. [2018-12-08 22:18:32,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 22:18:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 13741 states and 17470 transitions. [2018-12-08 22:18:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2018-12-08 22:18:32,975 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:18:32,975 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:18:32,975 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:18:32,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:32,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1369926926, now seen corresponding path program 1 times [2018-12-08 22:18:32,976 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:18:32,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:32,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:18:32,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:18:32,977 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:18:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:18:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 249 proven. 115 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-08 22:18:33,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:18:33,155 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:18:33,156 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 434 with the following transitions: [2018-12-08 22:18:33,157 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:18:33,186 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:18:33,186 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:18:33,499 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 22:18:33,500 INFO L272 AbstractInterpreter]: Visited 144 different actions 144 times. Never merged. Never widened. Performed 1364 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1364 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-08 22:18:33,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:18:33,508 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 22:18:33,960 INFO L227 lantSequenceWeakener]: Weakened 421 states. On average, predicates are now at 77.65% of their original sizes. [2018-12-08 22:18:33,960 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 22:18:33,982 INFO L418 sIntCurrentIteration]: We unified 432 AI predicates to 432 [2018-12-08 22:18:33,982 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 22:18:33,983 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 22:18:33,983 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-08 22:18:33,983 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:18:33,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 22:18:33,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 22:18:33,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 22:18:33,984 INFO L87 Difference]: Start difference. First operand 13741 states and 17470 transitions. Second operand 6 states. [2018-12-08 22:19:35,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:19:35,603 INFO L93 Difference]: Finished difference Result 27814 states and 35307 transitions. [2018-12-08 22:19:35,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 22:19:35,603 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 433 [2018-12-08 22:19:35,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:19:35,634 INFO L225 Difference]: With dead ends: 27814 [2018-12-08 22:19:35,634 INFO L226 Difference]: Without dead ends: 14079 [2018-12-08 22:19:35,651 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 433 GetRequests, 428 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-08 22:19:35,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14079 states. [2018-12-08 22:19:35,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14079 to 14078. [2018-12-08 22:19:35,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14078 states. [2018-12-08 22:19:35,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14078 states to 14078 states and 17816 transitions. [2018-12-08 22:19:35,801 INFO L78 Accepts]: Start accepts. Automaton has 14078 states and 17816 transitions. Word has length 433 [2018-12-08 22:19:35,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:19:35,801 INFO L480 AbstractCegarLoop]: Abstraction has 14078 states and 17816 transitions. [2018-12-08 22:19:35,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 22:19:35,801 INFO L276 IsEmpty]: Start isEmpty. Operand 14078 states and 17816 transitions. [2018-12-08 22:19:35,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2018-12-08 22:19:35,810 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:19:35,810 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:19:35,810 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:19:35,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:19:35,810 INFO L82 PathProgramCache]: Analyzing trace with hash -149631481, now seen corresponding path program 1 times [2018-12-08 22:19:35,810 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:19:35,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:19:35,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:19:35,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:19:35,811 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:19:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:19:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 250 proven. 311 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2018-12-08 22:19:36,042 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:19:36,042 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:19:36,042 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 525 with the following transitions: [2018-12-08 22:19:36,042 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:19:36,044 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:19:36,044 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:19:36,237 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 22:19:36,237 INFO L272 AbstractInterpreter]: Visited 148 different actions 431 times. Merged at 4 different actions 7 times. Never widened. Performed 4493 root evaluator evaluations with a maximum evaluation depth of 9. Performed 4493 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 22:19:36,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:19:36,244 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 22:19:36,594 INFO L227 lantSequenceWeakener]: Weakened 521 states. On average, predicates are now at 80.32% of their original sizes. [2018-12-08 22:19:36,594 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 22:19:36,632 INFO L418 sIntCurrentIteration]: We unified 523 AI predicates to 523 [2018-12-08 22:19:36,632 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 22:19:36,632 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 22:19:36,632 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2018-12-08 22:19:36,632 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:19:36,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 22:19:36,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 22:19:36,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 22:19:36,633 INFO L87 Difference]: Start difference. First operand 14078 states and 17816 transitions. Second operand 10 states. [2018-12-08 22:20:44,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:20:44,955 INFO L93 Difference]: Finished difference Result 28560 states and 36239 transitions. [2018-12-08 22:20:44,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-08 22:20:44,955 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 524 [2018-12-08 22:20:44,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:20:44,984 INFO L225 Difference]: With dead ends: 28560 [2018-12-08 22:20:44,984 INFO L226 Difference]: Without dead ends: 14825 [2018-12-08 22:20:45,003 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 533 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-08 22:20:45,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14825 states. [2018-12-08 22:20:45,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14825 to 14450. [2018-12-08 22:20:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14450 states. [2018-12-08 22:20:45,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14450 states to 14450 states and 18026 transitions. [2018-12-08 22:20:45,179 INFO L78 Accepts]: Start accepts. Automaton has 14450 states and 18026 transitions. Word has length 524 [2018-12-08 22:20:45,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:20:45,179 INFO L480 AbstractCegarLoop]: Abstraction has 14450 states and 18026 transitions. [2018-12-08 22:20:45,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 22:20:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 14450 states and 18026 transitions. [2018-12-08 22:20:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2018-12-08 22:20:45,191 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:20:45,192 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:20:45,192 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:20:45,192 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:20:45,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1029023983, now seen corresponding path program 1 times [2018-12-08 22:20:45,192 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:20:45,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:20:45,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:20:45,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:20:45,193 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:20:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:20:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 415 proven. 115 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2018-12-08 22:20:45,591 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:20:45,592 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:20:45,592 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 673 with the following transitions: [2018-12-08 22:20:45,592 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:20:45,595 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:20:45,595 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:20:45,999 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 22:20:45,999 INFO L272 AbstractInterpreter]: Visited 250 different actions 997 times. Merged at 8 different actions 29 times. Never widened. Performed 11650 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11650 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 22:20:46,001 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:20:46,002 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 22:20:46,002 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:20:46,002 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 22:20:46,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:20:46,008 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 22:20:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:20:46,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:20:46,282 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 744 proven. 2 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-08 22:20:46,283 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 22:20:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 415 proven. 115 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2018-12-08 22:20:46,507 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 22:20:46,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-08 22:20:46,507 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 22:20:46,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 22:20:46,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 22:20:46,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-08 22:20:46,508 INFO L87 Difference]: Start difference. First operand 14450 states and 18026 transitions. Second operand 9 states. [2018-12-08 22:20:49,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:20:49,140 INFO L93 Difference]: Finished difference Result 29503 states and 37991 transitions. [2018-12-08 22:20:49,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 22:20:49,140 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 672 [2018-12-08 22:20:49,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:20:49,172 INFO L225 Difference]: With dead ends: 29503 [2018-12-08 22:20:49,172 INFO L226 Difference]: Without dead ends: 15396 [2018-12-08 22:20:49,189 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1365 GetRequests, 1347 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-12-08 22:20:49,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15396 states. [2018-12-08 22:20:49,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15396 to 15358. [2018-12-08 22:20:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15358 states. [2018-12-08 22:20:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15358 states to 15358 states and 18971 transitions. [2018-12-08 22:20:49,353 INFO L78 Accepts]: Start accepts. Automaton has 15358 states and 18971 transitions. Word has length 672 [2018-12-08 22:20:49,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:20:49,354 INFO L480 AbstractCegarLoop]: Abstraction has 15358 states and 18971 transitions. [2018-12-08 22:20:49,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 22:20:49,354 INFO L276 IsEmpty]: Start isEmpty. Operand 15358 states and 18971 transitions. [2018-12-08 22:20:49,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2018-12-08 22:20:49,372 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:20:49,372 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-08 22:20:49,372 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:20:49,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:20:49,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1187287009, now seen corresponding path program 1 times [2018-12-08 22:20:49,373 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:20:49,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:20:49,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:20:49,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:20:49,373 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:20:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:20:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 421 proven. 652 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-08 22:20:50,631 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:20:50,631 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:20:50,631 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 873 with the following transitions: [2018-12-08 22:20:50,631 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:20:50,634 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:20:50,634 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:20:50,852 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 22:20:50,853 INFO L272 AbstractInterpreter]: Visited 259 different actions 512 times. Merged at 4 different actions 4 times. Never widened. Performed 5475 root evaluator evaluations with a maximum evaluation depth of 15. Performed 5475 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 22:20:50,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:20:50,854 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 22:20:51,281 INFO L227 lantSequenceWeakener]: Weakened 869 states. On average, predicates are now at 77.48% of their original sizes. [2018-12-08 22:20:51,281 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 22:20:51,333 INFO L418 sIntCurrentIteration]: We unified 871 AI predicates to 871 [2018-12-08 22:20:51,333 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 22:20:51,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 22:20:51,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 22 [2018-12-08 22:20:51,334 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:20:51,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 22:20:51,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 22:20:51,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 22:20:51,334 INFO L87 Difference]: Start difference. First operand 15358 states and 18971 transitions. Second operand 10 states. [2018-12-08 22:21:51,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:21:51,611 INFO L93 Difference]: Finished difference Result 30714 states and 37969 transitions. [2018-12-08 22:21:51,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 22:21:51,611 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 872 [2018-12-08 22:21:51,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:21:51,635 INFO L225 Difference]: With dead ends: 30714 [2018-12-08 22:21:51,635 INFO L226 Difference]: Without dead ends: 15699 [2018-12-08 22:21:51,649 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 879 GetRequests, 863 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-08 22:21:51,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15699 states. [2018-12-08 22:21:51,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15699 to 15697. [2018-12-08 22:21:51,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15697 states. [2018-12-08 22:21:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15697 states to 15697 states and 19329 transitions. [2018-12-08 22:21:51,786 INFO L78 Accepts]: Start accepts. Automaton has 15697 states and 19329 transitions. Word has length 872 [2018-12-08 22:21:51,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:21:51,787 INFO L480 AbstractCegarLoop]: Abstraction has 15697 states and 19329 transitions. [2018-12-08 22:21:51,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 22:21:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 15697 states and 19329 transitions. [2018-12-08 22:21:51,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 881 [2018-12-08 22:21:51,796 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:21:51,797 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-08 22:21:51,797 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:21:51,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:21:51,797 INFO L82 PathProgramCache]: Analyzing trace with hash 1665093039, now seen corresponding path program 1 times [2018-12-08 22:21:51,797 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:21:51,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:21:51,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:21:51,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:21:51,798 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:21:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:21:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 594 proven. 2 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked. [2018-12-08 22:21:52,179 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:21:52,179 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:21:52,179 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 881 with the following transitions: [2018-12-08 22:21:52,179 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:21:52,182 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:21:52,182 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:21:52,505 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 22:21:52,506 INFO L272 AbstractInterpreter]: Visited 259 different actions 764 times. Merged at 4 different actions 7 times. Never widened. Performed 8936 root evaluator evaluations with a maximum evaluation depth of 15. Performed 8936 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 22:21:52,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:21:52,507 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 22:21:52,915 INFO L227 lantSequenceWeakener]: Weakened 877 states. On average, predicates are now at 80.19% of their original sizes. [2018-12-08 22:21:52,915 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 22:21:52,946 INFO L418 sIntCurrentIteration]: We unified 879 AI predicates to 879 [2018-12-08 22:21:52,946 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 22:21:52,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 22:21:52,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-08 22:21:52,946 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 22:21:52,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 22:21:52,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 22:21:52,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 22:21:52,947 INFO L87 Difference]: Start difference. First operand 15697 states and 19329 transitions. Second operand 9 states. [2018-12-08 22:22:09,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:22:09,808 INFO L93 Difference]: Finished difference Result 31064 states and 38334 transitions. [2018-12-08 22:22:09,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-08 22:22:09,808 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 880 [2018-12-08 22:22:09,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:22:09,839 INFO L225 Difference]: With dead ends: 31064 [2018-12-08 22:22:09,839 INFO L226 Difference]: Without dead ends: 16049 [2018-12-08 22:22:09,852 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 886 GetRequests, 872 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-08 22:22:09,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16049 states. [2018-12-08 22:22:09,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16049 to 16042. [2018-12-08 22:22:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16042 states. [2018-12-08 22:22:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16042 states to 16042 states and 19698 transitions. [2018-12-08 22:22:09,996 INFO L78 Accepts]: Start accepts. Automaton has 16042 states and 19698 transitions. Word has length 880 [2018-12-08 22:22:09,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:22:09,997 INFO L480 AbstractCegarLoop]: Abstraction has 16042 states and 19698 transitions. [2018-12-08 22:22:09,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 22:22:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 16042 states and 19698 transitions. [2018-12-08 22:22:10,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 964 [2018-12-08 22:22:10,006 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:22:10,007 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-08 22:22:10,007 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:22:10,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:22:10,007 INFO L82 PathProgramCache]: Analyzing trace with hash 2048416518, now seen corresponding path program 1 times [2018-12-08 22:22:10,007 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:22:10,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:22:10,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:22:10,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:22:10,008 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:22:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:22:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1627 backedges. 321 proven. 568 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2018-12-08 22:22:11,076 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:22:11,076 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:22:11,077 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 964 with the following transitions: [2018-12-08 22:22:11,077 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:22:11,079 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:22:11,079 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:22:11,568 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 22:22:11,568 INFO L272 AbstractInterpreter]: Visited 261 different actions 1302 times. Merged at 9 different actions 40 times. Never widened. Performed 15860 root evaluator evaluations with a maximum evaluation depth of 15. Performed 15860 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 13 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 22:22:11,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:22:11,570 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 22:22:11,570 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:22:11,570 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 22:22:11,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:22:11,576 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 22:22:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:22:11,676 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:22:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1627 backedges. 1019 proven. 2 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2018-12-08 22:22:12,023 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 22:22:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1627 backedges. 321 proven. 568 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2018-12-08 22:22:12,453 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 22:22:12,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-12-08 22:22:12,453 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 22:22:12,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-08 22:22:12,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-08 22:22:12,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-12-08 22:22:12,454 INFO L87 Difference]: Start difference. First operand 16042 states and 19698 transitions. Second operand 15 states. [2018-12-08 22:22:15,109 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2018-12-08 22:22:17,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:22:17,828 INFO L93 Difference]: Finished difference Result 39910 states and 50170 transitions. [2018-12-08 22:22:17,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-08 22:22:17,828 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 963 [2018-12-08 22:22:17,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:22:17,858 INFO L225 Difference]: With dead ends: 39910 [2018-12-08 22:22:17,858 INFO L226 Difference]: Without dead ends: 21408 [2018-12-08 22:22:17,881 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1998 GetRequests, 1946 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=629, Invalid=2233, Unknown=0, NotChecked=0, Total=2862 [2018-12-08 22:22:17,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21408 states. [2018-12-08 22:22:18,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21408 to 20317. [2018-12-08 22:22:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20317 states. [2018-12-08 22:22:18,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20317 states to 20317 states and 22430 transitions. [2018-12-08 22:22:18,072 INFO L78 Accepts]: Start accepts. Automaton has 20317 states and 22430 transitions. Word has length 963 [2018-12-08 22:22:18,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:22:18,072 INFO L480 AbstractCegarLoop]: Abstraction has 20317 states and 22430 transitions. [2018-12-08 22:22:18,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-08 22:22:18,072 INFO L276 IsEmpty]: Start isEmpty. Operand 20317 states and 22430 transitions. [2018-12-08 22:22:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1249 [2018-12-08 22:22:18,089 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:22:18,089 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:22:18,089 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:22:18,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:22:18,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1243981589, now seen corresponding path program 1 times [2018-12-08 22:22:18,090 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:22:18,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:22:18,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:22:18,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:22:18,090 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:22:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:22:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 955 proven. 2 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2018-12-08 22:22:18,805 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:22:18,805 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:22:18,806 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1249 with the following transitions: [2018-12-08 22:22:18,806 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:22:18,808 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:22:18,808 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:22:19,574 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 22:22:19,574 INFO L272 AbstractInterpreter]: Visited 286 different actions 1144 times. Merged at 9 different actions 32 times. Never widened. Performed 13767 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13767 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-08 22:22:19,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:22:19,576 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 22:22:19,576 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:22:19,576 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 22:22:19,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:22:19,582 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 22:22:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:22:19,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:22:20,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 955 proven. 2 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2018-12-08 22:22:20,150 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 22:22:20,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 955 proven. 2 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2018-12-08 22:22:20,635 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 22:22:20,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-12-08 22:22:20,636 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 22:22:20,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 22:22:20,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 22:22:20,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-08 22:22:20,637 INFO L87 Difference]: Start difference. First operand 20317 states and 22430 transitions. Second operand 10 states. [2018-12-08 22:22:22,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:22:22,585 INFO L93 Difference]: Finished difference Result 41685 states and 46055 transitions. [2018-12-08 22:22:22,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 22:22:22,586 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1248 [2018-12-08 22:22:22,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:22:22,614 INFO L225 Difference]: With dead ends: 41685 [2018-12-08 22:22:22,615 INFO L226 Difference]: Without dead ends: 21711 [2018-12-08 22:22:22,636 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2517 GetRequests, 2498 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-12-08 22:22:22,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21711 states. [2018-12-08 22:22:22,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21711 to 20008. [2018-12-08 22:22:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20008 states. [2018-12-08 22:22:22,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20008 states to 20008 states and 21537 transitions. [2018-12-08 22:22:22,821 INFO L78 Accepts]: Start accepts. Automaton has 20008 states and 21537 transitions. Word has length 1248 [2018-12-08 22:22:22,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:22:22,821 INFO L480 AbstractCegarLoop]: Abstraction has 20008 states and 21537 transitions. [2018-12-08 22:22:22,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 22:22:22,822 INFO L276 IsEmpty]: Start isEmpty. Operand 20008 states and 21537 transitions. [2018-12-08 22:22:22,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1305 [2018-12-08 22:22:22,845 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 22:22:22,846 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 22:22:22,846 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 22:22:22,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:22:22,846 INFO L82 PathProgramCache]: Analyzing trace with hash 446891847, now seen corresponding path program 1 times [2018-12-08 22:22:22,846 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 22:22:22,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:22:22,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:22:22,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 22:22:22,847 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 22:22:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:22:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3927 backedges. 1268 proven. 2 refuted. 0 times theorem prover too weak. 2657 trivial. 0 not checked. [2018-12-08 22:22:23,524 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:22:23,524 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 22:22:23,524 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1305 with the following transitions: [2018-12-08 22:22:23,525 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1008], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1272], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-08 22:22:23,526 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 22:22:23,527 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 22:22:24,076 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 22:22:24,077 INFO L272 AbstractInterpreter]: Visited 262 different actions 1310 times. Merged at 12 different actions 43 times. Never widened. Performed 15820 root evaluator evaluations with a maximum evaluation depth of 17. Performed 15820 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 15 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 22:22:24,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 22:22:24,078 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 22:22:24,078 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 22:22:24,078 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 22:22:24,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 22:22:24,084 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 22:22:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 22:22:24,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 22:22:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3927 backedges. 1268 proven. 2 refuted. 0 times theorem prover too weak. 2657 trivial. 0 not checked. [2018-12-08 22:22:24,632 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 22:22:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 3927 backedges. 1268 proven. 2 refuted. 0 times theorem prover too weak. 2657 trivial. 0 not checked. [2018-12-08 22:22:25,181 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 22:22:25,182 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 22:22:25,182 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 22:22:25,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 22:22:25,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 22:22:25,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-08 22:22:25,183 INFO L87 Difference]: Start difference. First operand 20008 states and 21537 transitions. Second operand 9 states. [2018-12-08 22:22:27,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 22:22:27,694 INFO L93 Difference]: Finished difference Result 39931 states and 43682 transitions. [2018-12-08 22:22:27,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-08 22:22:27,695 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1304 [2018-12-08 22:22:27,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 22:22:27,696 INFO L225 Difference]: With dead ends: 39931 [2018-12-08 22:22:27,696 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 22:22:27,725 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2635 GetRequests, 2613 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-12-08 22:22:27,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 22:22:27,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 22:22:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 22:22:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 22:22:27,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1304 [2018-12-08 22:22:27,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 22:22:27,725 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 22:22:27,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 22:22:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 22:22:27,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 22:22:27,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 22:22:27,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:27,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,163 WARN L180 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 253 [2018-12-08 22:22:28,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:28,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:29,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:29,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:29,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:29,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:29,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 22:22:29,028 WARN L180 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 287 [2018-12-08 22:22:29,585 WARN L180 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 55 [2018-12-08 22:22:30,772 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 301 DAG size of output: 83 [2018-12-08 22:22:32,245 WARN L180 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 341 DAG size of output: 106 [2018-12-08 22:22:33,592 WARN L180 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 334 DAG size of output: 98 [2018-12-08 22:22:34,276 WARN L180 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 52 [2018-12-08 22:22:34,277 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,278 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse3 (<= ~a18~0 134)) (.cse25 (= 3 |old(~a15~0)|)) (.cse26 (= 5 |old(~a12~0)|)) (.cse27 (+ ~a18~0 87)) (.cse28 (+ |old(~a18~0)| 87)) (.cse23 (= ~a16~0 |old(~a16~0)|)) (.cse22 (= |old(~a15~0)| ~a15~0)) (.cse24 (= |old(~a12~0)| ~a12~0)) (.cse13 (= 7 |old(~a12~0)|))) (let ((.cse16 (not .cse13)) (.cse6 (= 4 |old(~a15~0)|)) (.cse11 (and (= |old(~a16~0)| ~a16~0) .cse22 .cse24)) (.cse17 (and .cse22 .cse23 .cse24)) (.cse7 (< 0 .cse28)) (.cse5 (<= .cse27 0)) (.cse2 (not .cse26)) (.cse1 (not .cse25)) (.cse21 (not (= .cse28 0))) (.cse20 (not (= 11 |old(~a16~0)|))) (.cse9 (= 6 |old(~a12~0)|)) (.cse19 (= .cse27 0)) (.cse0 (and .cse25 .cse26 (= 8 |old(~a16~0)|))) (.cse12 (= 12 |old(~a16~0)|)) (.cse14 (< 7 |old(~a12~0)|)) (.cse18 (not (= 9 |old(~a16~0)|))) (.cse10 (< |old(~a12~0)| 6)) (.cse15 (and .cse22 .cse3 .cse23 .cse24)) (.cse4 (< 134 |old(~a18~0)|)) (.cse8 (< 8 |old(~a16~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse6 .cse10 .cse7 .cse5) (or .cse11 .cse0 .cse12 .cse13 .cse14) (or .cse6 .cse15 .cse16 .cse4) (or .cse8 (not (= 9 |old(~a12~0)|)) .cse17) (or .cse9 .cse10 .cse7 .cse8 .cse5) (or .cse0 .cse1 .cse2 .cse7 .cse5) (or .cse3 .cse6 .cse10 .cse4) (or .cse16 .cse17 .cse18) (or .cse9 .cse7 .cse5 .cse18) (or .cse13 .cse6 .cse10 .cse11) (or .cse0 .cse1 .cse2 .cse17) (or .cse9 .cse0 .cse12 .cse13 .cse7 .cse14 .cse5) (or .cse19 .cse1 .cse2 .cse20 .cse21) (or (or .cse1 .cse21 .cse20) (not .cse9) .cse19) (or .cse0 .cse12 .cse13 .cse4 .cse14 .cse3) (or .cse15 .cse4 .cse18) (or .cse10 .cse15 .cse4 .cse8)))) [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-08 22:22:34,279 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,280 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-08 22:22:34,281 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse8 (<= ~a18~0 134)) (.cse19 (= 7 |old(~a12~0)|)) (.cse21 (= |old(~a15~0)| ~a15~0)) (.cse22 (= ~a16~0 |old(~a16~0)|)) (.cse23 (= |old(~a12~0)| ~a12~0)) (.cse27 (+ |old(~a18~0)| 87)) (.cse26 (+ ~a18~0 87))) (let ((.cse13 (= .cse26 0)) (.cse10 (not (= 11 |old(~a16~0)|))) (.cse11 (not (= .cse27 0))) (.cse5 (not (= 3 |old(~a15~0)|))) (.cse6 (not (= 5 |old(~a12~0)|))) (.cse12 (not (= calculate_output_~input 0))) (.cse7 (= |calculate_output_#in~input| 0)) (.cse0 (= 6 |old(~a12~0)|)) (.cse3 (< 0 .cse27)) (.cse4 (<= .cse26 0)) (.cse1 (= 4 |old(~a15~0)|)) (.cse2 (< |old(~a12~0)| 6)) (.cse17 (and .cse21 .cse22 .cse23)) (.cse16 (not .cse19)) (.cse14 (< 8 |old(~a16~0)|)) (.cse25 (= |old(~a16~0)| ~a16~0)) (.cse18 (= 12 |old(~a16~0)|)) (.cse20 (< 7 |old(~a12~0)|)) (.cse15 (and .cse21 .cse8 .cse22 .cse23)) (.cse9 (< 134 |old(~a18~0)|)) (.cse24 (not (= 9 |old(~a16~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7 .cse3) (or .cse5 .cse6 .cse8 .cse7 .cse9) (or .cse7 (or .cse5 .cse10) .cse11 (and .cse12 .cse13) (not .cse0)) (or .cse4 .cse1 .cse3 .cse14) (or .cse13 (or .cse5 .cse6 .cse10 .cse7 .cse11)) (or .cse1 .cse15 .cse16 .cse9) (or .cse14 (not (= 9 |old(~a12~0)|)) .cse17) (or .cse0 .cse18 .cse19 .cse3 .cse20 .cse4) (or .cse0 .cse3 .cse14 .cse4) (or .cse5 .cse6 (= 0 |old(~a16~0)|) (and .cse21 .cse12 .cse22 .cse23) .cse7) (or .cse8 .cse1 .cse2 .cse9) (or .cse0 .cse3 .cse4 .cse24) (or .cse19 .cse1 .cse2 (and .cse25 .cse21 .cse23)) (or .cse18 .cse19 .cse9 .cse20 .cse8) (or .cse17 .cse16 .cse24) (or .cse15 .cse9 .cse14) (or (and .cse25 (or (not (= 5 ~a12~0)) (not (= 8 ~a16~0)) (not (= ~a15~0 3))) .cse21 .cse23) .cse18 .cse19 .cse20) (or .cse15 .cse9 .cse24)))) [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-08 22:22:34,282 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,283 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,284 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,285 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,286 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,287 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse28 (+ |old(~a18~0)| 87))) (let ((.cse13 (<= ~a18~0 134)) (.cse19 (= 7 |old(~a12~0)|)) (.cse25 (= ~a16~0 |old(~a16~0)|)) (.cse27 (= |old(~a16~0)| ~a16~0)) (.cse24 (= |old(~a15~0)| ~a15~0)) (.cse26 (= |old(~a12~0)| ~a12~0)) (.cse29 (+ ~a18~0 87)) (.cse7 (not (= 3 |old(~a15~0)|))) (.cse8 (not (= 5 |old(~a12~0)|))) (.cse16 (not (= .cse28 0))) (.cse15 (not (= 11 |old(~a16~0)|)))) (let ((.cse5 (and (or (not (= 8 |old(~a16~0)|)) .cse7 .cse8) (or .cse7 .cse8 .cse16 .cse15))) (.cse4 (<= (+ ~a18~0 156) 0)) (.cse6 (= |calculate_output_#in~input| 0)) (.cse14 (= .cse29 0)) (.cse18 (= 12 |old(~a16~0)|)) (.cse22 (and .cse27 .cse24 .cse26)) (.cse20 (< 7 |old(~a12~0)|)) (.cse9 (and .cse24 .cse25 .cse26)) (.cse3 (< 8 |old(~a16~0)|)) (.cse12 (not (= 9 |old(~a16~0)|))) (.cse0 (= 6 |old(~a12~0)|)) (.cse23 (< |old(~a12~0)| 6)) (.cse1 (<= .cse29 0)) (.cse2 (< 0 .cse28)) (.cse17 (= 4 |old(~a15~0)|)) (.cse21 (not .cse19)) (.cse10 (and .cse13 .cse27 .cse24 .cse26)) (.cse11 (< 134 |old(~a18~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse4 (< 0 (+ ~a18~0 79))) (or .cse5 .cse6) (<= (+ |old(~a18~0)| 79) 0)) (or .cse7 .cse8 .cse9 .cse6) (or .cse10 .cse11 .cse12) (or .cse7 .cse8 .cse1 .cse6 .cse2) (or .cse7 .cse8 .cse13 .cse6 .cse11) (or .cse14 (or .cse7 .cse8 .cse15 .cse6 .cse16)) (or (< 0 (+ |old(~a18~0)| 156)) .cse6 .cse5 .cse4) (or .cse1 .cse17 .cse2 .cse3) (or .cse6 (or .cse7 .cse15) .cse16 .cse14 (not .cse0)) (or .cse0 .cse1 .cse18 .cse19 .cse2 .cse20) (or .cse21 .cse12 .cse22) (or .cse19 .cse17 .cse23 .cse22) (or .cse13 .cse18 .cse19 .cse11 .cse20) (or (and .cse24 .cse13 .cse25 .cse26) .cse11 .cse3) (or .cse18 .cse19 .cse22 .cse20) (or .cse9 .cse3 (not (= 9 |old(~a12~0)|))) (or .cse17 .cse23 .cse11 .cse13) (or .cse0 .cse1 .cse2 .cse12) (or .cse0 .cse17 .cse23 .cse1 .cse2) (or .cse17 .cse21 .cse10 .cse11))))) [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,288 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,289 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-08 22:22:34,290 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,291 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,292 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,293 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,294 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,295 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,296 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,297 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-08 22:22:34,298 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-08 22:22:34,299 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 22:22:34,300 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-08 22:22:34,300 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 22:22:34,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 22:22:34,300 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|)) (and (= (+ ~a18~0 87) 0) (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= |old(~a12~0)| ~a12~0))) [2018-12-08 22:22:34,300 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-08 22:22:34,300 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse6 (= 7 ~a12~0))) (let ((.cse0 (<= ~a18~0 134)) (.cse1 (<= ~a16~0 8)) (.cse3 (not (= ~a15~0 4))) (.cse5 (not .cse6)) (.cse4 (<= 6 ~a12~0)) (.cse2 (= 9 ~a16~0))) (or (and .cse0 .cse1) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse0) (and .cse3 .cse0 .cse4) (and (not (= ~a16~0 12)) (<= ~a12~0 7) .cse5) (not (= 5 |old(~a12~0)|)) (and .cse1 (= ~a12~0 9)) (and .cse3 .cse5 .cse4) (and (not (= main_~input~0 0)) (= ~a15~0 3) (= ~a12~0 5)) (and .cse2 .cse6)))) [2018-12-08 22:22:34,300 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-08 22:22:34,300 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-08 22:22:34,300 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse6 (= 7 ~a12~0))) (let ((.cse0 (<= ~a18~0 134)) (.cse1 (<= ~a16~0 8)) (.cse3 (not (= ~a15~0 4))) (.cse5 (not .cse6)) (.cse4 (<= 6 ~a12~0)) (.cse2 (= 9 ~a16~0))) (or (and .cse0 .cse1) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse0) (and .cse3 .cse0 .cse4) (and (not (= ~a16~0 12)) (<= ~a12~0 7) .cse5) (and (= ~a15~0 3) (= ~a12~0 5)) (not (= 5 |old(~a12~0)|)) (and .cse1 (= ~a12~0 9)) (and .cse3 .cse5 .cse4) (and .cse2 .cse6)))) [2018-12-08 22:22:34,300 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-08 22:22:34,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:22:34 BoogieIcfgContainer [2018-12-08 22:22:34,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 22:22:34,308 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 22:22:34,308 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 22:22:34,308 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 22:22:34,308 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:18:22" (3/4) ... [2018-12-08 22:22:34,311 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 22:22:34,315 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 22:22:34,316 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-08 22:22:34,316 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 22:22:34,316 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 22:22:34,329 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 22:22:34,330 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 22:22:34,346 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((a18 <= 134 && a16 <= 8) || !(11 == \old(a16))) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || (9 == a16 && a18 <= 134)) || ((!(a15 == 4) && a18 <= 134) && 6 <= a12)) || ((!(a16 == 12) && a12 <= 7) && !(7 == a12))) || (a15 == 3 && a12 == 5)) || !(5 == \old(a12))) || (a16 <= 8 && a12 == 9)) || ((!(a15 == 4) && !(7 == a12)) && 6 <= a12)) || (9 == a16 && 7 == a12) [2018-12-08 22:22:34,443 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_49f9d6d7-12ba-4665-b44d-79e6bc84768b/bin-2019/utaipan/witness.graphml [2018-12-08 22:22:34,444 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 22:22:34,444 INFO L168 Benchmark]: Toolchain (without parser) took 254119.60 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 947.0 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: Boogie Preprocessor took 74.44 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: RCFGBuilder took 1284.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 857.7 MB in the end (delta: 248.9 MB). Peak memory consumption was 248.9 MB. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: TraceAbstraction took 251955.89 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 857.7 MB in the beginning and 3.7 GB in the end (delta: -2.9 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-12-08 22:22:34,445 INFO L168 Benchmark]: Witness Printer took 135.82 ms. Allocated memory is still 5.3 GB. Free memory was 3.7 GB in the beginning and 3.6 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. [2018-12-08 22:22:34,446 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 632.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.44 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1284.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 857.7 MB in the end (delta: 248.9 MB). Peak memory consumption was 248.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 251955.89 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.1 GB). Free memory was 857.7 MB in the beginning and 3.7 GB in the end (delta: -2.9 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 135.82 ms. Allocated memory is still 5.3 GB. Free memory was 3.7 GB in the beginning and 3.6 GB in the end (delta: 72.8 MB). Peak memory consumption was 72.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 142]: 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: 1773]: Loop Invariant Derived loop invariant: (((((((((((a18 <= 134 && a16 <= 8) || !(11 == \old(a16))) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || (9 == a16 && a18 <= 134)) || ((!(a15 == 4) && a18 <= 134) && 6 <= a12)) || ((!(a16 == 12) && a12 <= 7) && !(7 == a12))) || (a15 == 3 && a12 == 5)) || !(5 == \old(a12))) || (a16 <= 8 && a12 == 9)) || ((!(a15 == 4) && !(7 == a12)) && 6 <= a12)) || (9 == a16 && 7 == a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 251.8s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 229.2s AutomataDifference, 0.0s DeadEndRemovalTime, 6.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1760 SDtfs, 21368 SDslu, 1225 SDs, 0 SdLazy, 35468 SolverSat, 6968 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 208.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 11297 GetRequests, 11097 SyntacticMatches, 11 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1067 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20317occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.3s AbstIntTime, 8 AbstIntIterations, 4 AbstIntStrong, 0.9982539520793537 AbsIntWeakeningRatio, 0.053974121996303144 AbsIntAvgWeakeningVarsNumRemoved, 16.21996303142329 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 4032 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2201 PreInvPairs, 2791 NumberOfFragments, 1653 HoareAnnotationTreeSize, 2201 FomulaSimplifications, 104491 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 9 FomulaSimplificationsInter, 38297 FormulaSimplificationTreeSizeReductionInter, 5.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 12035 NumberOfCodeBlocks, 12035 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 16200 ConstructedInterpolants, 0 QuantifiedInterpolants, 38069884 SizeOfPredicates, 1 NumberOfNonLiveVariables, 5528 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 22 InterpolantComputations, 6 PerfectInterpolantSequences, 29223/31685 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...