./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label26_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_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/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 470b628433c20f1f4cfd605e13f92536d937b372 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:23:23,335 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:23:23,335 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:23:23,342 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:23:23,342 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:23:23,342 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:23:23,343 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:23:23,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:23:23,345 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:23:23,345 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:23:23,346 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:23:23,346 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:23:23,346 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:23:23,347 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:23:23,347 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:23:23,348 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:23:23,348 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:23:23,349 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:23:23,350 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:23:23,351 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:23:23,351 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:23:23,352 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:23:23,353 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:23:23,353 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:23:23,353 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:23:23,353 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:23:23,354 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:23:23,354 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:23:23,355 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:23:23,355 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:23:23,355 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:23:23,356 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:23:23,356 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:23:23,356 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:23:23,357 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:23:23,357 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:23:23,357 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 20:23:23,365 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:23:23,365 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:23:23,365 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 20:23:23,365 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 20:23:23,365 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 20:23:23,366 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 20:23:23,366 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 20:23:23,367 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:23:23,367 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 20:23:23,368 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 20:23:23,368 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 20:23:23,368 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 20:23:23,369 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 20:23:23,369 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 20:23:23,369 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_c4572329-6c97-4f27-90d9-0f7824845afd/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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2018-12-02 20:23:23,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:23:23,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:23:23,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:23:23,396 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:23:23,396 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:23:23,396 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c [2018-12-02 20:23:23,430 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/data/c55ba0743/01abf641e07e496ea2c0bdcaabea4a95/FLAG0dc99bd82 [2018-12-02 20:23:23,945 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:23:23,946 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c [2018-12-02 20:23:23,955 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/data/c55ba0743/01abf641e07e496ea2c0bdcaabea4a95/FLAG0dc99bd82 [2018-12-02 20:23:24,465 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/data/c55ba0743/01abf641e07e496ea2c0bdcaabea4a95 [2018-12-02 20:23:24,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:23:24,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:23:24,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:23:24,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:23:24,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:23:24,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:24" (1/1) ... [2018-12-02 20:23:24,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdfc843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:24, skipping insertion in model container [2018-12-02 20:23:24,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:24" (1/1) ... [2018-12-02 20:23:24,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:23:24,516 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:23:24,848 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:23:24,850 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:23:25,075 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:23:25,085 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:23:25,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25 WrapperNode [2018-12-02 20:23:25,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:23:25,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:23:25,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:23:25,086 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:23:25,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:23:25,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:23:25,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:23:25,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:23:25,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... [2018-12-02 20:23:25,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:23:25,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:23:25,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:23:25,176 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:23:25,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/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 [2018-12-02 20:23:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 20:23:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 20:23:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-02 20:23:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-02 20:23:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 20:23:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 20:23:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:23:25,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:23:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 20:23:25,212 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 20:23:27,060 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:23:27,061 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 20:23:27,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:27 BoogieIcfgContainer [2018-12-02 20:23:27,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:23:27,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 20:23:27,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 20:23:27,065 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 20:23:27,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:23:24" (1/3) ... [2018-12-02 20:23:27,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35dde29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:27, skipping insertion in model container [2018-12-02 20:23:27,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:25" (2/3) ... [2018-12-02 20:23:27,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35dde29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:27, skipping insertion in model container [2018-12-02 20:23:27,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:27" (3/3) ... [2018-12-02 20:23:27,068 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label26_true-unreach-call.c [2018-12-02 20:23:27,076 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 20:23:27,082 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 20:23:27,092 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 20:23:27,114 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 20:23:27,114 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 20:23:27,114 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 20:23:27,114 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 20:23:27,115 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 20:23:27,115 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 20:23:27,115 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 20:23:27,115 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 20:23:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-12-02 20:23:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 20:23:27,136 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:23:27,136 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:23:27,138 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:23:27,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:27,141 INFO L82 PathProgramCache]: Analyzing trace with hash -35790891, now seen corresponding path program 1 times [2018-12-02 20:23:27,142 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:23:27,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:27,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:27,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:27,172 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:23:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:23:27,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:23:27,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 20:23:27,314 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:23:27,317 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 20:23:27,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 20:23:27,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 20:23:27,327 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 4 states. [2018-12-02 20:23:30,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:23:30,416 INFO L93 Difference]: Finished difference Result 1554 states and 2845 transitions. [2018-12-02 20:23:30,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:23:30,417 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2018-12-02 20:23:30,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:23:30,428 INFO L225 Difference]: With dead ends: 1554 [2018-12-02 20:23:30,428 INFO L226 Difference]: Without dead ends: 1036 [2018-12-02 20:23:30,432 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 [2018-12-02 20:23:30,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-12-02 20:23:30,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1013. [2018-12-02 20:23:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1013 states. [2018-12-02 20:23:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1638 transitions. [2018-12-02 20:23:30,487 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1638 transitions. Word has length 59 [2018-12-02 20:23:30,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:23:30,488 INFO L480 AbstractCegarLoop]: Abstraction has 1013 states and 1638 transitions. [2018-12-02 20:23:30,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 20:23:30,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1638 transitions. [2018-12-02 20:23:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 20:23:30,491 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:23:30,491 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:23:30,491 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:23:30,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:30,491 INFO L82 PathProgramCache]: Analyzing trace with hash -88389735, now seen corresponding path program 1 times [2018-12-02 20:23:30,491 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:23:30,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:30,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:30,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:30,492 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:23:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:30,596 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:23:30,596 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:23:30,596 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:23:30,596 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:23:30,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 20:23:30,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:23:30,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:23:30,598 INFO L87 Difference]: Start difference. First operand 1013 states and 1638 transitions. Second operand 5 states. [2018-12-02 20:23:34,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:23:34,632 INFO L93 Difference]: Finished difference Result 3003 states and 4930 transitions. [2018-12-02 20:23:34,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 20:23:34,632 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-12-02 20:23:34,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:23:34,643 INFO L225 Difference]: With dead ends: 3003 [2018-12-02 20:23:34,643 INFO L226 Difference]: Without dead ends: 1996 [2018-12-02 20:23:34,647 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 20:23:34,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2018-12-02 20:23:34,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1958. [2018-12-02 20:23:34,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1958 states. [2018-12-02 20:23:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2746 transitions. [2018-12-02 20:23:34,707 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2746 transitions. Word has length 131 [2018-12-02 20:23:34,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:23:34,707 INFO L480 AbstractCegarLoop]: Abstraction has 1958 states and 2746 transitions. [2018-12-02 20:23:34,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 20:23:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2746 transitions. [2018-12-02 20:23:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 20:23:34,710 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:23:34,710 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, 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] [2018-12-02 20:23:34,710 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:23:34,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:34,711 INFO L82 PathProgramCache]: Analyzing trace with hash -933741655, now seen corresponding path program 1 times [2018-12-02 20:23:34,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:23:34,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:34,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:34,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:34,712 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:23:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:23:34,823 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:23:34,823 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 20:23:34,823 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:23:34,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 20:23:34,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 20:23:34,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 20:23:34,824 INFO L87 Difference]: Start difference. First operand 1958 states and 2746 transitions. Second operand 4 states. [2018-12-02 20:23:37,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:23:37,749 INFO L93 Difference]: Finished difference Result 7636 states and 10992 transitions. [2018-12-02 20:23:37,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:23:37,750 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-12-02 20:23:37,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:23:37,763 INFO L225 Difference]: With dead ends: 7636 [2018-12-02 20:23:37,764 INFO L226 Difference]: Without dead ends: 5684 [2018-12-02 20:23:37,767 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 [2018-12-02 20:23:37,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5684 states. [2018-12-02 20:23:37,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5684 to 5679. [2018-12-02 20:23:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5679 states. [2018-12-02 20:23:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5679 states to 5679 states and 7518 transitions. [2018-12-02 20:23:37,858 INFO L78 Accepts]: Start accepts. Automaton has 5679 states and 7518 transitions. Word has length 139 [2018-12-02 20:23:37,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:23:37,858 INFO L480 AbstractCegarLoop]: Abstraction has 5679 states and 7518 transitions. [2018-12-02 20:23:37,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 20:23:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 5679 states and 7518 transitions. [2018-12-02 20:23:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 20:23:37,860 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:23:37,860 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, 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] [2018-12-02 20:23:37,860 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:23:37,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:37,861 INFO L82 PathProgramCache]: Analyzing trace with hash -197167069, now seen corresponding path program 1 times [2018-12-02 20:23:37,861 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:23:37,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:37,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:37,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:37,862 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:23:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:23:37,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:23:37,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 20:23:37,960 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:23:37,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 20:23:37,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 20:23:37,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 20:23:37,961 INFO L87 Difference]: Start difference. First operand 5679 states and 7518 transitions. Second operand 6 states. [2018-12-02 20:23:39,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:23:39,440 INFO L93 Difference]: Finished difference Result 11451 states and 15303 transitions. [2018-12-02 20:23:39,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 20:23:39,440 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2018-12-02 20:23:39,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:23:39,453 INFO L225 Difference]: With dead ends: 11451 [2018-12-02 20:23:39,453 INFO L226 Difference]: Without dead ends: 5778 [2018-12-02 20:23:39,460 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 [2018-12-02 20:23:39,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5778 states. [2018-12-02 20:23:39,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5778 to 5144. [2018-12-02 20:23:39,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5144 states. [2018-12-02 20:23:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5144 states to 5144 states and 6714 transitions. [2018-12-02 20:23:39,520 INFO L78 Accepts]: Start accepts. Automaton has 5144 states and 6714 transitions. Word has length 158 [2018-12-02 20:23:39,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:23:39,520 INFO L480 AbstractCegarLoop]: Abstraction has 5144 states and 6714 transitions. [2018-12-02 20:23:39,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 20:23:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 5144 states and 6714 transitions. [2018-12-02 20:23:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-02 20:23:39,522 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:23:39,522 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:23:39,523 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:23:39,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:39,523 INFO L82 PathProgramCache]: Analyzing trace with hash -53140147, now seen corresponding path program 1 times [2018-12-02 20:23:39,523 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:23:39,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:39,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:39,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:39,524 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:23:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-02 20:23:39,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:23:39,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 20:23:39,600 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:23:39,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 20:23:39,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 20:23:39,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 20:23:39,600 INFO L87 Difference]: Start difference. First operand 5144 states and 6714 transitions. Second operand 4 states. [2018-12-02 20:23:41,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:23:41,960 INFO L93 Difference]: Finished difference Result 15873 states and 20890 transitions. [2018-12-02 20:23:41,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:23:41,961 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 212 [2018-12-02 20:23:41,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:23:41,987 INFO L225 Difference]: With dead ends: 15873 [2018-12-02 20:23:41,987 INFO L226 Difference]: Without dead ends: 10735 [2018-12-02 20:23:41,994 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 [2018-12-02 20:23:42,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10735 states. [2018-12-02 20:23:42,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10735 to 8580. [2018-12-02 20:23:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8580 states. [2018-12-02 20:23:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8580 states to 8580 states and 11073 transitions. [2018-12-02 20:23:42,090 INFO L78 Accepts]: Start accepts. Automaton has 8580 states and 11073 transitions. Word has length 212 [2018-12-02 20:23:42,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:23:42,091 INFO L480 AbstractCegarLoop]: Abstraction has 8580 states and 11073 transitions. [2018-12-02 20:23:42,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 20:23:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 8580 states and 11073 transitions. [2018-12-02 20:23:42,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-02 20:23:42,093 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:23:42,094 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:23:42,094 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:23:42,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:42,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1953926095, now seen corresponding path program 1 times [2018-12-02 20:23:42,094 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:23:42,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:42,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:42,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:42,095 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:23:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-02 20:23:42,188 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:23:42,188 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:23:42,189 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 239 with the following transitions: [2018-12-02 20:23:42,190 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:23:42,217 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:23:42,217 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:23:42,541 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 20:23:42,542 INFO L272 AbstractInterpreter]: Visited 104 different actions 104 times. Never merged. Never widened. Performed 1019 root evaluator evaluations with a maximum evaluation depth of 15. Performed 1019 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Never found a fixpoint. Largest state had 24 variables. [2018-12-02 20:23:42,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:42,547 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 20:23:42,840 INFO L227 lantSequenceWeakener]: Weakened 229 states. On average, predicates are now at 78.09% of their original sizes. [2018-12-02 20:23:42,840 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 20:23:42,861 INFO L418 sIntCurrentIteration]: We unified 237 AI predicates to 237 [2018-12-02 20:23:42,862 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 20:23:42,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 20:23:42,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-12-02 20:23:42,862 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:23:42,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 20:23:42,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 20:23:42,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 20:23:42,863 INFO L87 Difference]: Start difference. First operand 8580 states and 11073 transitions. Second operand 6 states. [2018-12-02 20:24:22,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:24:22,070 INFO L93 Difference]: Finished difference Result 17462 states and 22489 transitions. [2018-12-02 20:24:22,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 20:24:22,070 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-12-02 20:24:22,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:24:22,086 INFO L225 Difference]: With dead ends: 17462 [2018-12-02 20:24:22,087 INFO L226 Difference]: Without dead ends: 8888 [2018-12-02 20:24:22,092 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 238 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 20:24:22,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8888 states. [2018-12-02 20:24:22,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8888 to 8887. [2018-12-02 20:24:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2018-12-02 20:24:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 11389 transitions. [2018-12-02 20:24:22,182 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 11389 transitions. Word has length 238 [2018-12-02 20:24:22,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:24:22,182 INFO L480 AbstractCegarLoop]: Abstraction has 8887 states and 11389 transitions. [2018-12-02 20:24:22,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 20:24:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 11389 transitions. [2018-12-02 20:24:22,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-02 20:24:22,186 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:24:22,186 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:24:22,186 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:24:22,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:24:22,187 INFO L82 PathProgramCache]: Analyzing trace with hash 2107027024, now seen corresponding path program 1 times [2018-12-02 20:24:22,187 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:24:22,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:24:22,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:24:22,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:24:22,187 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:24:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:24:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 238 proven. 169 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 20:24:22,469 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:24:22,469 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:24:22,469 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 334 with the following transitions: [2018-12-02 20:24:22,469 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:24:22,471 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:24:22,471 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:24:22,788 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 20:24:22,788 INFO L272 AbstractInterpreter]: Visited 108 different actions 311 times. Merged at 4 different actions 7 times. Never widened. Performed 3331 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3331 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 20:24:22,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:24:22,795 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 20:24:23,030 INFO L227 lantSequenceWeakener]: Weakened 330 states. On average, predicates are now at 84.02% of their original sizes. [2018-12-02 20:24:23,030 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 20:24:23,072 INFO L418 sIntCurrentIteration]: We unified 332 AI predicates to 332 [2018-12-02 20:24:23,072 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 20:24:23,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 20:24:23,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2018-12-02 20:24:23,073 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:24:23,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 20:24:23,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 20:24:23,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 20:24:23,074 INFO L87 Difference]: Start difference. First operand 8887 states and 11389 transitions. Second operand 9 states. [2018-12-02 20:25:19,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:25:19,108 INFO L93 Difference]: Finished difference Result 17774 states and 22811 transitions. [2018-12-02 20:25:19,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 20:25:19,108 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 333 [2018-12-02 20:25:19,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:25:19,133 INFO L225 Difference]: With dead ends: 17774 [2018-12-02 20:25:19,134 INFO L226 Difference]: Without dead ends: 9200 [2018-12-02 20:25:19,147 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 338 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-12-02 20:25:19,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9200 states. [2018-12-02 20:25:19,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9200 to 9196. [2018-12-02 20:25:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9196 states. [2018-12-02 20:25:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9196 states to 9196 states and 11714 transitions. [2018-12-02 20:25:19,282 INFO L78 Accepts]: Start accepts. Automaton has 9196 states and 11714 transitions. Word has length 333 [2018-12-02 20:25:19,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:25:19,282 INFO L480 AbstractCegarLoop]: Abstraction has 9196 states and 11714 transitions. [2018-12-02 20:25:19,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 20:25:19,282 INFO L276 IsEmpty]: Start isEmpty. Operand 9196 states and 11714 transitions. [2018-12-02 20:25:19,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-12-02 20:25:19,286 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:25:19,287 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:25:19,287 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:25:19,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:19,287 INFO L82 PathProgramCache]: Analyzing trace with hash -61230667, now seen corresponding path program 1 times [2018-12-02 20:25:19,287 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:25:19,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:19,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:19,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:19,288 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:25:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:25:19,451 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:19,451 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:25:19,452 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 431 with the following transitions: [2018-12-02 20:25:19,452 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:25:19,456 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:25:19,456 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:25:19,995 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:25:19,995 INFO L272 AbstractInterpreter]: Visited 295 different actions 1165 times. Merged at 6 different actions 17 times. Never widened. Performed 16625 root evaluator evaluations with a maximum evaluation depth of 16. Performed 16625 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 20:25:19,997 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:19,998 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:25:19,998 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:19,998 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/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 [2018-12-02 20:25:20,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:20,083 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:25:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:20,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:25:20,302 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:25:20,302 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:25:20,432 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:25:20,448 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:25:20,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 20:25:20,448 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:25:20,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 20:25:20,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 20:25:20,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-02 20:25:20,449 INFO L87 Difference]: Start difference. First operand 9196 states and 11714 transitions. Second operand 9 states. [2018-12-02 20:25:24,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:25:24,858 INFO L93 Difference]: Finished difference Result 25007 states and 35468 transitions. [2018-12-02 20:25:24,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 20:25:24,858 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 430 [2018-12-02 20:25:24,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:25:24,891 INFO L225 Difference]: With dead ends: 25007 [2018-12-02 20:25:24,891 INFO L226 Difference]: Without dead ends: 16433 [2018-12-02 20:25:24,906 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 881 GetRequests, 862 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-02 20:25:24,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16433 states. [2018-12-02 20:25:25,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16433 to 14804. [2018-12-02 20:25:25,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14804 states. [2018-12-02 20:25:25,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14804 states to 14804 states and 19255 transitions. [2018-12-02 20:25:25,123 INFO L78 Accepts]: Start accepts. Automaton has 14804 states and 19255 transitions. Word has length 430 [2018-12-02 20:25:25,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:25:25,124 INFO L480 AbstractCegarLoop]: Abstraction has 14804 states and 19255 transitions. [2018-12-02 20:25:25,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 20:25:25,124 INFO L276 IsEmpty]: Start isEmpty. Operand 14804 states and 19255 transitions. [2018-12-02 20:25:25,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-02 20:25:25,129 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:25:25,129 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, 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, 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] [2018-12-02 20:25:25,129 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:25:25,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:25,129 INFO L82 PathProgramCache]: Analyzing trace with hash 224191799, now seen corresponding path program 1 times [2018-12-02 20:25:25,129 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:25:25,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:25,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:25,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:25,130 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:25:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 20:25:25,289 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:25,289 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:25:25,289 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 440 with the following transitions: [2018-12-02 20:25:25,289 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:25:25,292 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:25:25,292 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:25:25,863 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:25:25,863 INFO L272 AbstractInterpreter]: Visited 210 different actions 1034 times. Merged at 7 different actions 27 times. Never widened. Performed 13900 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13900 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 7 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 20:25:25,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:25,866 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:25:25,866 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:25,866 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/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 [2018-12-02 20:25:25,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:25,872 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:25:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:25,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:25:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 20:25:25,997 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:25:26,103 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 20:25:26,119 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:25:26,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 20:25:26,119 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:25:26,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 20:25:26,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 20:25:26,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-02 20:25:26,120 INFO L87 Difference]: Start difference. First operand 14804 states and 19255 transitions. Second operand 9 states. [2018-12-02 20:25:29,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:25:29,693 INFO L93 Difference]: Finished difference Result 29526 states and 38494 transitions. [2018-12-02 20:25:29,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 20:25:29,694 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 439 [2018-12-02 20:25:29,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:25:29,715 INFO L225 Difference]: With dead ends: 29526 [2018-12-02 20:25:29,715 INFO L226 Difference]: Without dead ends: 15344 [2018-12-02 20:25:29,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 901 GetRequests, 882 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-02 20:25:29,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15344 states. [2018-12-02 20:25:29,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15344 to 14928. [2018-12-02 20:25:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14928 states. [2018-12-02 20:25:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14928 states to 14928 states and 17803 transitions. [2018-12-02 20:25:29,873 INFO L78 Accepts]: Start accepts. Automaton has 14928 states and 17803 transitions. Word has length 439 [2018-12-02 20:25:29,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:25:29,874 INFO L480 AbstractCegarLoop]: Abstraction has 14928 states and 17803 transitions. [2018-12-02 20:25:29,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 20:25:29,874 INFO L276 IsEmpty]: Start isEmpty. Operand 14928 states and 17803 transitions. [2018-12-02 20:25:29,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2018-12-02 20:25:29,881 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:25:29,881 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, 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, 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, 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] [2018-12-02 20:25:29,881 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:25:29,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:29,881 INFO L82 PathProgramCache]: Analyzing trace with hash -2135833509, now seen corresponding path program 1 times [2018-12-02 20:25:29,881 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:25:29,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:29,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:29,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:29,882 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:25:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 120 proven. 618 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-02 20:25:30,902 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:30,902 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:25:30,902 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 608 with the following transitions: [2018-12-02 20:25:30,903 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1060], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:25:30,905 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:25:30,906 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:25:31,488 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:25:31,488 INFO L272 AbstractInterpreter]: Visited 211 different actions 1043 times. Merged at 8 different actions 31 times. Never widened. Performed 13961 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13961 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 9 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 20:25:31,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:31,489 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:25:31,489 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:31,489 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/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 [2018-12-02 20:25:31,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:31,495 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:25:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:31,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:25:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 589 proven. 41 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-02 20:25:31,953 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:25:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 220 proven. 508 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 20:25:32,566 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:25:32,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9, 9] total 25 [2018-12-02 20:25:32,566 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:25:32,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-02 20:25:32,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-02 20:25:32,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=495, Unknown=0, NotChecked=0, Total=600 [2018-12-02 20:25:32,567 INFO L87 Difference]: Start difference. First operand 14928 states and 17803 transitions. Second operand 20 states. [2018-12-02 20:25:49,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:25:49,472 INFO L93 Difference]: Finished difference Result 36829 states and 49597 transitions. [2018-12-02 20:25:49,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-12-02 20:25:49,473 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 607 [2018-12-02 20:25:49,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:25:49,531 INFO L225 Difference]: With dead ends: 36829 [2018-12-02 20:25:49,531 INFO L226 Difference]: Without dead ends: 21511 [2018-12-02 20:25:49,546 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1437 GetRequests, 1296 SyntacticMatches, 2 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7426 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=3028, Invalid=16712, Unknown=0, NotChecked=0, Total=19740 [2018-12-02 20:25:49,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21511 states. [2018-12-02 20:25:49,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21511 to 16482. [2018-12-02 20:25:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16482 states. [2018-12-02 20:25:49,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16482 states to 16482 states and 19532 transitions. [2018-12-02 20:25:49,778 INFO L78 Accepts]: Start accepts. Automaton has 16482 states and 19532 transitions. Word has length 607 [2018-12-02 20:25:49,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:25:49,778 INFO L480 AbstractCegarLoop]: Abstraction has 16482 states and 19532 transitions. [2018-12-02 20:25:49,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-02 20:25:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 16482 states and 19532 transitions. [2018-12-02 20:25:49,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2018-12-02 20:25:49,785 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:25:49,785 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:25:49,785 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:25:49,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:49,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1328362317, now seen corresponding path program 1 times [2018-12-02 20:25:49,785 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:25:49,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:49,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:49,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:49,786 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:25:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-12-02 20:25:50,085 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:50,085 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:25:50,086 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 660 with the following transitions: [2018-12-02 20:25:50,086 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:25:50,088 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:25:50,088 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:25:53,328 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:25:53,328 INFO L272 AbstractInterpreter]: Visited 299 different actions 1183 times. Merged at 8 different actions 25 times. Never widened. Performed 16570 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16570 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 8 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 20:25:53,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:53,329 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:25:53,330 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:25:53,330 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/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 [2018-12-02 20:25:53,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:53,335 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:25:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:53,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:25:53,611 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-12-02 20:25:53,611 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:25:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-12-02 20:25:53,843 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:25:53,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 20:25:53,843 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:25:53,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 20:25:53,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 20:25:53,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-12-02 20:25:53,844 INFO L87 Difference]: Start difference. First operand 16482 states and 19532 transitions. Second operand 8 states. [2018-12-02 20:25:57,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:25:57,316 INFO L93 Difference]: Finished difference Result 35473 states and 42295 transitions. [2018-12-02 20:25:57,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 20:25:57,317 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 659 [2018-12-02 20:25:57,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:25:57,343 INFO L225 Difference]: With dead ends: 35473 [2018-12-02 20:25:57,343 INFO L226 Difference]: Without dead ends: 18989 [2018-12-02 20:25:57,357 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1327 GetRequests, 1316 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-02 20:25:57,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18989 states. [2018-12-02 20:25:57,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18989 to 18026. [2018-12-02 20:25:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18026 states. [2018-12-02 20:25:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18026 states to 18026 states and 21022 transitions. [2018-12-02 20:25:57,542 INFO L78 Accepts]: Start accepts. Automaton has 18026 states and 21022 transitions. Word has length 659 [2018-12-02 20:25:57,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:25:57,542 INFO L480 AbstractCegarLoop]: Abstraction has 18026 states and 21022 transitions. [2018-12-02 20:25:57,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 20:25:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 18026 states and 21022 transitions. [2018-12-02 20:25:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2018-12-02 20:25:57,551 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:25:57,551 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 20:25:57,551 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:25:57,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:57,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1801500220, now seen corresponding path program 1 times [2018-12-02 20:25:57,552 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:25:57,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:57,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:57,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:57,552 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:25:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2018-12-02 20:25:57,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:25:57,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 20:25:57,786 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:25:57,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 20:25:57,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 20:25:57,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:25:57,787 INFO L87 Difference]: Start difference. First operand 18026 states and 21022 transitions. Second operand 3 states. [2018-12-02 20:25:58,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:25:58,949 INFO L93 Difference]: Finished difference Result 37886 states and 44783 transitions. [2018-12-02 20:25:58,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 20:25:58,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 713 [2018-12-02 20:25:58,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:25:58,974 INFO L225 Difference]: With dead ends: 37886 [2018-12-02 20:25:58,974 INFO L226 Difference]: Without dead ends: 20173 [2018-12-02 20:25:58,990 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:25:59,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20173 states. [2018-12-02 20:25:59,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20173 to 19502. [2018-12-02 20:25:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19502 states. [2018-12-02 20:25:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19502 states to 19502 states and 22705 transitions. [2018-12-02 20:25:59,181 INFO L78 Accepts]: Start accepts. Automaton has 19502 states and 22705 transitions. Word has length 713 [2018-12-02 20:25:59,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:25:59,182 INFO L480 AbstractCegarLoop]: Abstraction has 19502 states and 22705 transitions. [2018-12-02 20:25:59,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 20:25:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 19502 states and 22705 transitions. [2018-12-02 20:25:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2018-12-02 20:25:59,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:25:59,191 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 20:25:59,191 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:25:59,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:25:59,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1545964960, now seen corresponding path program 1 times [2018-12-02 20:25:59,191 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:25:59,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:59,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:25:59,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:25:59,192 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:25:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:25:59,458 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-12-02 20:25:59,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:25:59,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:25:59,458 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:25:59,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 20:25:59,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:25:59,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:25:59,459 INFO L87 Difference]: Start difference. First operand 19502 states and 22705 transitions. Second operand 5 states. [2018-12-02 20:26:02,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:26:02,344 INFO L93 Difference]: Finished difference Result 58573 states and 68578 transitions. [2018-12-02 20:26:02,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 20:26:02,344 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 741 [2018-12-02 20:26:02,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:26:02,375 INFO L225 Difference]: With dead ends: 58573 [2018-12-02 20:26:02,375 INFO L226 Difference]: Without dead ends: 25494 [2018-12-02 20:26:02,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:26:02,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25494 states. [2018-12-02 20:26:02,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25494 to 20566. [2018-12-02 20:26:02,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20566 states. [2018-12-02 20:26:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20566 states to 20566 states and 22071 transitions. [2018-12-02 20:26:02,610 INFO L78 Accepts]: Start accepts. Automaton has 20566 states and 22071 transitions. Word has length 741 [2018-12-02 20:26:02,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:26:02,610 INFO L480 AbstractCegarLoop]: Abstraction has 20566 states and 22071 transitions. [2018-12-02 20:26:02,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 20:26:02,611 INFO L276 IsEmpty]: Start isEmpty. Operand 20566 states and 22071 transitions. [2018-12-02 20:26:02,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 831 [2018-12-02 20:26:02,621 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:26:02,621 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 20:26:02,621 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:26:02,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:02,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1141627756, now seen corresponding path program 1 times [2018-12-02 20:26:02,621 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:26:02,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:02,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:02,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:02,622 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:26:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2018-12-02 20:26:02,901 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:02,901 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:26:02,901 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 831 with the following transitions: [2018-12-02 20:26:02,901 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [860], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:26:02,904 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:26:02,904 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:26:05,652 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:26:05,652 INFO L272 AbstractInterpreter]: Visited 299 different actions 886 times. Merged at 8 different actions 15 times. Never widened. Performed 12272 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12272 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 20:26:05,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:05,654 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:26:05,654 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:05,654 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:26:05,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:05,660 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:26:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:05,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:26:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2018-12-02 20:26:05,967 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:26:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2018-12-02 20:26:06,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 20:26:06,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-12-02 20:26:06,163 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:26:06,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 20:26:06,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 20:26:06,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 20:26:06,164 INFO L87 Difference]: Start difference. First operand 20566 states and 22071 transitions. Second operand 3 states. [2018-12-02 20:26:06,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:26:06,625 INFO L93 Difference]: Finished difference Result 40810 states and 43818 transitions. [2018-12-02 20:26:06,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 20:26:06,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 830 [2018-12-02 20:26:06,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:26:06,651 INFO L225 Difference]: With dead ends: 40810 [2018-12-02 20:26:06,651 INFO L226 Difference]: Without dead ends: 20557 [2018-12-02 20:26:06,667 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1662 GetRequests, 1660 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 20:26:06,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20557 states. [2018-12-02 20:26:06,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20557 to 20557. [2018-12-02 20:26:06,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20557 states. [2018-12-02 20:26:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20557 states to 20557 states and 22044 transitions. [2018-12-02 20:26:06,847 INFO L78 Accepts]: Start accepts. Automaton has 20557 states and 22044 transitions. Word has length 830 [2018-12-02 20:26:06,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:26:06,847 INFO L480 AbstractCegarLoop]: Abstraction has 20557 states and 22044 transitions. [2018-12-02 20:26:06,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 20:26:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 20557 states and 22044 transitions. [2018-12-02 20:26:06,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 955 [2018-12-02 20:26:06,861 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:26:06,862 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:26:06,862 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:26:06,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:06,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1062626715, now seen corresponding path program 1 times [2018-12-02 20:26:06,862 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:26:06,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:06,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:06,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:06,863 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:26:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-02 20:26:07,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:07,426 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:26:07,426 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 955 with the following transitions: [2018-12-02 20:26:07,426 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1444], [1449], [1451], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:26:07,429 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:26:07,429 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:26:10,201 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:26:10,201 INFO L272 AbstractInterpreter]: Visited 299 different actions 891 times. Merged at 8 different actions 20 times. Never widened. Performed 12362 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12362 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-02 20:26:10,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:10,202 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:26:10,202 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:10,202 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:26:10,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:10,209 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:26:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:10,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:26:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-02 20:26:10,586 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:26:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-02 20:26:11,103 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:26:11,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2018-12-02 20:26:11,103 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:26:11,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 20:26:11,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 20:26:11,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-02 20:26:11,104 INFO L87 Difference]: Start difference. First operand 20557 states and 22044 transitions. Second operand 8 states. [2018-12-02 20:26:12,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:26:12,728 INFO L93 Difference]: Finished difference Result 47981 states and 51538 transitions. [2018-12-02 20:26:12,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 20:26:12,728 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 954 [2018-12-02 20:26:12,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:26:12,762 INFO L225 Difference]: With dead ends: 47981 [2018-12-02 20:26:12,762 INFO L226 Difference]: Without dead ends: 27426 [2018-12-02 20:26:12,779 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1925 GetRequests, 1909 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2018-12-02 20:26:12,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27426 states. [2018-12-02 20:26:13,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27426 to 27384. [2018-12-02 20:26:13,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27384 states. [2018-12-02 20:26:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27384 states to 27384 states and 29256 transitions. [2018-12-02 20:26:13,034 INFO L78 Accepts]: Start accepts. Automaton has 27384 states and 29256 transitions. Word has length 954 [2018-12-02 20:26:13,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:26:13,034 INFO L480 AbstractCegarLoop]: Abstraction has 27384 states and 29256 transitions. [2018-12-02 20:26:13,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 20:26:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 27384 states and 29256 transitions. [2018-12-02 20:26:13,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 960 [2018-12-02 20:26:13,048 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:26:13,048 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:26:13,048 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:26:13,048 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:13,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1963958521, now seen corresponding path program 1 times [2018-12-02 20:26:13,049 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:26:13,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:13,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:13,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:13,049 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:26:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:13,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2018-12-02 20:26:13,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:13,390 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:26:13,390 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 960 with the following transitions: [2018-12-02 20:26:13,390 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1478], [1483], [1485], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:26:13,392 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:26:13,393 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:26:16,119 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:26:16,119 INFO L272 AbstractInterpreter]: Visited 299 different actions 887 times. Merged at 8 different actions 16 times. Never widened. Performed 12291 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12291 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 20:26:16,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:16,120 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:26:16,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:16,120 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:26:16,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:16,126 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:26:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:16,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:26:16,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2018-12-02 20:26:16,477 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:26:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2018-12-02 20:26:16,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 20:26:16,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-02 20:26:16,703 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 20:26:16,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 20:26:16,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 20:26:16,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:26:16,703 INFO L87 Difference]: Start difference. First operand 27384 states and 29256 transitions. Second operand 3 states. [2018-12-02 20:26:17,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:26:17,580 INFO L93 Difference]: Finished difference Result 55664 states and 59640 transitions. [2018-12-02 20:26:17,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 20:26:17,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 959 [2018-12-02 20:26:17,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:26:17,616 INFO L225 Difference]: With dead ends: 55664 [2018-12-02 20:26:17,616 INFO L226 Difference]: Without dead ends: 28593 [2018-12-02 20:26:17,638 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1920 GetRequests, 1919 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:26:17,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28593 states. [2018-12-02 20:26:17,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28593 to 28286. [2018-12-02 20:26:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28286 states. [2018-12-02 20:26:17,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28286 states to 28286 states and 30014 transitions. [2018-12-02 20:26:17,898 INFO L78 Accepts]: Start accepts. Automaton has 28286 states and 30014 transitions. Word has length 959 [2018-12-02 20:26:17,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:26:17,899 INFO L480 AbstractCegarLoop]: Abstraction has 28286 states and 30014 transitions. [2018-12-02 20:26:17,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 20:26:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 28286 states and 30014 transitions. [2018-12-02 20:26:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2018-12-02 20:26:17,911 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:26:17,911 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, 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, 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, 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, 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] [2018-12-02 20:26:17,911 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:26:17,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:17,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1078209007, now seen corresponding path program 1 times [2018-12-02 20:26:17,912 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:26:17,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:17,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:17,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:17,913 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:26:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 6 proven. 226 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2018-12-02 20:26:18,562 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:18,562 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:26:18,562 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 981 with the following transitions: [2018-12-02 20:26:18,563 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [758], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1573], [1578], [1580], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:26:18,566 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:26:18,566 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:26:20,696 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:26:20,696 INFO L272 AbstractInterpreter]: Visited 299 different actions 1191 times. Merged at 8 different actions 29 times. Widened at 1 different actions 1 times. Performed 16935 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16935 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 20:26:20,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:20,700 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:26:20,700 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:20,700 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:26:20,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:20,707 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:26:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:20,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:26:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-12-02 20:26:21,306 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:26:21,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-12-02 20:26:21,854 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:26:21,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 15 [2018-12-02 20:26:21,854 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:26:21,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-02 20:26:21,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-02 20:26:21,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-12-02 20:26:21,855 INFO L87 Difference]: Start difference. First operand 28286 states and 30014 transitions. Second operand 13 states. [2018-12-02 20:26:49,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:26:49,452 INFO L93 Difference]: Finished difference Result 75552 states and 80097 transitions. [2018-12-02 20:26:49,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-12-02 20:26:49,453 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 980 [2018-12-02 20:26:49,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:26:49,510 INFO L225 Difference]: With dead ends: 75552 [2018-12-02 20:26:49,510 INFO L226 Difference]: Without dead ends: 47579 [2018-12-02 20:26:49,537 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2085 GetRequests, 2012 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1661 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1157, Invalid=3955, Unknown=0, NotChecked=0, Total=5112 [2018-12-02 20:26:49,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47579 states. [2018-12-02 20:26:49,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47579 to 44101. [2018-12-02 20:26:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44101 states. [2018-12-02 20:26:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44101 states to 44101 states and 46274 transitions. [2018-12-02 20:26:49,999 INFO L78 Accepts]: Start accepts. Automaton has 44101 states and 46274 transitions. Word has length 980 [2018-12-02 20:26:50,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:26:50,000 INFO L480 AbstractCegarLoop]: Abstraction has 44101 states and 46274 transitions. [2018-12-02 20:26:50,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-02 20:26:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 44101 states and 46274 transitions. [2018-12-02 20:26:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1195 [2018-12-02 20:26:50,026 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:26:50,027 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, 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, 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, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:26:50,027 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:26:50,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:50,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1978925778, now seen corresponding path program 1 times [2018-12-02 20:26:50,027 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:26:50,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:50,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:50,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:50,028 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:26:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:50,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 728 proven. 262 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2018-12-02 20:26:50,541 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:50,541 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:26:50,541 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1195 with the following transitions: [2018-12-02 20:26:50,541 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1455], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:26:50,544 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:26:50,544 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:26:51,496 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:26:51,497 INFO L272 AbstractInterpreter]: Visited 293 different actions 1447 times. Merged at 9 different actions 34 times. Widened at 1 different actions 1 times. Performed 20629 root evaluator evaluations with a maximum evaluation depth of 19. Performed 20629 inverse root evaluator evaluations with a maximum inverse evaluation depth of 19. Found 18 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-02 20:26:51,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:51,499 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:26:51,499 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:51,499 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:26:51,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:51,504 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:26:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:51,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:26:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 1806 proven. 2 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2018-12-02 20:26:51,986 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:26:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 728 proven. 262 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2018-12-02 20:26:52,543 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:26:52,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2018-12-02 20:26:52,543 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:26:52,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 20:26:52,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 20:26:52,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-02 20:26:52,544 INFO L87 Difference]: Start difference. First operand 44101 states and 46274 transitions. Second operand 6 states. [2018-12-02 20:26:54,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:26:54,518 INFO L93 Difference]: Finished difference Result 90085 states and 94529 transitions. [2018-12-02 20:26:54,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 20:26:54,518 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1194 [2018-12-02 20:26:54,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:26:54,578 INFO L225 Difference]: With dead ends: 90085 [2018-12-02 20:26:54,578 INFO L226 Difference]: Without dead ends: 46606 [2018-12-02 20:26:54,615 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2402 GetRequests, 2389 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-12-02 20:26:54,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46606 states. [2018-12-02 20:26:55,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46606 to 44723. [2018-12-02 20:26:55,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44723 states. [2018-12-02 20:26:55,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44723 states to 44723 states and 46849 transitions. [2018-12-02 20:26:55,075 INFO L78 Accepts]: Start accepts. Automaton has 44723 states and 46849 transitions. Word has length 1194 [2018-12-02 20:26:55,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:26:55,076 INFO L480 AbstractCegarLoop]: Abstraction has 44723 states and 46849 transitions. [2018-12-02 20:26:55,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 20:26:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 44723 states and 46849 transitions. [2018-12-02 20:26:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1220 [2018-12-02 20:26:55,112 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:26:55,112 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, 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, 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, 3, 3, 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] [2018-12-02 20:26:55,112 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:26:55,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:55,112 INFO L82 PathProgramCache]: Analyzing trace with hash -898014949, now seen corresponding path program 1 times [2018-12-02 20:26:55,113 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:26:55,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:55,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:55,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:26:55,113 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:26:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 903 proven. 733 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2018-12-02 20:26:56,051 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:56,051 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:26:56,051 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1220 with the following transitions: [2018-12-02 20:26:56,051 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1209], [1210], [1214], [1217], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:26:56,054 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:26:56,054 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:26:59,782 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:26:59,783 INFO L272 AbstractInterpreter]: Visited 291 different actions 1149 times. Merged at 10 different actions 30 times. Never widened. Performed 15699 root evaluator evaluations with a maximum evaluation depth of 23. Performed 15699 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 10 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 20:26:59,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:26:59,784 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:26:59,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:26:59,785 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:26:59,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:26:59,791 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:26:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:26:59,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:27:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2018-12-02 20:27:00,309 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:27:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2018-12-02 20:27:00,841 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:27:00,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-12-02 20:27:00,841 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:27:00,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-02 20:27:00,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-02 20:27:00,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-12-02 20:27:00,842 INFO L87 Difference]: Start difference. First operand 44723 states and 46849 transitions. Second operand 11 states. [2018-12-02 20:27:03,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:27:03,300 INFO L93 Difference]: Finished difference Result 85796 states and 90115 transitions. [2018-12-02 20:27:03,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 20:27:03,300 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1219 [2018-12-02 20:27:03,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:27:03,354 INFO L225 Difference]: With dead ends: 85796 [2018-12-02 20:27:03,355 INFO L226 Difference]: Without dead ends: 41695 [2018-12-02 20:27:03,385 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2470 GetRequests, 2443 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2018-12-02 20:27:03,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41695 states. [2018-12-02 20:27:03,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41695 to 37863. [2018-12-02 20:27:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37863 states. [2018-12-02 20:27:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37863 states to 37863 states and 39028 transitions. [2018-12-02 20:27:03,800 INFO L78 Accepts]: Start accepts. Automaton has 37863 states and 39028 transitions. Word has length 1219 [2018-12-02 20:27:03,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:27:03,800 INFO L480 AbstractCegarLoop]: Abstraction has 37863 states and 39028 transitions. [2018-12-02 20:27:03,800 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-02 20:27:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 37863 states and 39028 transitions. [2018-12-02 20:27:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1256 [2018-12-02 20:27:03,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 20:27:03,824 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, 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, 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, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:27:03,824 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 20:27:03,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:27:03,825 INFO L82 PathProgramCache]: Analyzing trace with hash -2051338641, now seen corresponding path program 1 times [2018-12-02 20:27:03,825 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 20:27:03,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:27:03,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:27:03,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:27:03,825 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 20:27:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:27:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-12-02 20:27:04,391 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:27:04,391 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 20:27:04,391 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1256 with the following transitions: [2018-12-02 20:27:04,391 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1210], [1214], [1217], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1359], [1364], [1366], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-02 20:27:04,394 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 20:27:04,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 20:27:07,985 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 20:27:07,985 INFO L272 AbstractInterpreter]: Visited 291 different actions 1144 times. Merged at 9 different actions 25 times. Never widened. Performed 15653 root evaluator evaluations with a maximum evaluation depth of 23. Performed 15653 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 10 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 20:27:07,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:27:07,987 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 20:27:07,987 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 20:27:07,987 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 20:27:07,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:27:07,993 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 20:27:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:27:08,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:27:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-12-02 20:27:08,571 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 20:27:09,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-12-02 20:27:09,173 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 20:27:09,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2018-12-02 20:27:09,174 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 20:27:09,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 20:27:09,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 20:27:09,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-12-02 20:27:09,175 INFO L87 Difference]: Start difference. First operand 37863 states and 39028 transitions. Second operand 7 states. [2018-12-02 20:27:11,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:27:11,773 INFO L93 Difference]: Finished difference Result 75084 states and 77487 transitions. [2018-12-02 20:27:11,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 20:27:11,774 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1255 [2018-12-02 20:27:11,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 20:27:11,775 INFO L225 Difference]: With dead ends: 75084 [2018-12-02 20:27:11,775 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 20:27:11,814 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2532 GetRequests, 2514 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2018-12-02 20:27:11,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 20:27:11,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 20:27:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 20:27:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 20:27:11,815 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1255 [2018-12-02 20:27:11,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 20:27:11,815 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:27:11,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 20:27:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 20:27:11,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 20:27:11,819 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 20:27:11,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:11,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:12,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:13,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:13,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:13,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:13,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:13,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,581 WARN L180 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 1031 DAG size of output: 912 [2018-12-02 20:27:14,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:14,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:15,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:15,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:15,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:15,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:15,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,347 WARN L180 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 1025 DAG size of output: 906 [2018-12-02 20:27:16,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:16,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 20:27:25,289 WARN L180 SmtUtils]: Spent 8.42 s on a formula simplification. DAG size of input: 876 DAG size of output: 232 [2018-12-02 20:27:32,003 WARN L180 SmtUtils]: Spent 6.69 s on a formula simplification. DAG size of input: 948 DAG size of output: 225 [2018-12-02 20:27:40,212 WARN L180 SmtUtils]: Spent 8.20 s on a formula simplification. DAG size of input: 932 DAG size of output: 139 [2018-12-02 20:27:49,992 WARN L180 SmtUtils]: Spent 9.78 s on a formula simplification. DAG size of input: 926 DAG size of output: 139 [2018-12-02 20:27:58,208 WARN L180 SmtUtils]: Spent 8.18 s on a formula simplification. DAG size of input: 929 DAG size of output: 236 [2018-12-02 20:27:58,211 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 20:27:58,211 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-12-02 20:27:58,211 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 20:27:58,211 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-12-02 20:27:58,211 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,211 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse57 (+ |old(~a4~0)| 86)) (.cse48 (+ |old(~a0~0)| 98)) (.cse49 (+ |old(~a0~0)| 147))) (let ((.cse52 (= 1 |old(~a2~0)|)) (.cse27 (< 0 .cse49)) (.cse9 (< 43 |old(~a29~0)|)) (.cse7 (<= .cse48 0)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse56 (<= .cse57 0)) (.cse53 (< (+ |old(~a29~0)| 143) 0)) (.cse51 (= 4 |old(~a2~0)|))) (let ((.cse46 (= ~a2~0 2)) (.cse20 (not .cse51)) (.cse3 (not (= 3 |old(~a2~0)|))) (.cse47 (= |old(~a2~0)| ~a2~0)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse4 (= ~a0~0 |old(~a0~0)|)) (.cse32 (= 3 ~a2~0)) (.cse19 (= ~a4~0 |old(~a4~0)|)) (.cse5 (< 0 .cse57)) (.cse43 (and .cse0 .cse56 .cse53)) (.cse23 (and .cse56 .cse27 .cse9 .cse7)) (.cse28 (<= (+ ~a0~0 147) 0)) (.cse50 (= 2 |old(~a2~0)|)) (.cse36 (< 0 (+ |old(~a4~0)| 89))) (.cse11 (< (+ |old(~a4~0)| 85) 0)) (.cse26 (not .cse52))) (let ((.cse12 (forall ((v_prenex_6 Int)) (let ((.cse54 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse55 (div .cse54 9))) (or (< .cse54 0) (< |old(~a29~0)| (div .cse55 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse55 5)))))))) (.cse21 (and (or .cse26 .cse27 .cse11) (or .cse26 .cse27 .cse9))) (.cse29 (or (and (or .cse36 .cse7 .cse51) (or .cse50 .cse36 .cse51)) (and .cse0 .cse52 .cse53))) (.cse37 (or (< 0 (+ ~a4~0 86)) .cse28 (<= ~a29~0 43) (< 0 (+ ~a0~0 98)))) (.cse33 (<= (+ ~a0~0 61) 0)) (.cse40 (or .cse5 .cse26 .cse43 .cse23)) (.cse6 (and .cse17 .cse4 .cse32 .cse19)) (.cse10 (and .cse17 .cse47 .cse4 .cse19)) (.cse34 (or .cse5 .cse9 .cse3)) (.cse2 (< 0 (+ |old(~a29~0)| 127))) (.cse14 (< (+ |old(~a0~0)| 600000) 0)) (.cse25 (= 1 ~a2~0)) (.cse18 (= 4 ~a2~0)) (.cse44 (or .cse20 .cse7)) (.cse42 (<= (+ ~a0~0 386992) 0)) (.cse41 (< 0 (+ |old(~a0~0)| 386992))) (.cse38 (or .cse20 .cse36)) (.cse45 (< |old(~a0~0)| 146)) (.cse39 (= ~a2~0 |old(~a2~0)|)) (.cse30 (< 0 (+ |old(~a4~0)| 504331))) (.cse35 (= |old(~a0~0)| ~a0~0)) (.cse31 (or .cse36 .cse9 .cse51)) (.cse24 (< |old(~a29~0)| 44)) (.cse15 (and .cse17 .cse46 .cse4 .cse19)) (.cse16 (not .cse50)) (.cse1 (< 0 (+ |old(~a4~0)| 42))) (.cse8 (not (= 5 |old(~a2~0)|))) (.cse22 (<= .cse49 0)) (.cse13 (< 0 .cse48))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3) (or .cse0 .cse1 .cse8 .cse9 .cse7 .cse10) (or .cse10 .cse1 .cse8 .cse11 .cse12 .cse13 .cse14) (or .cse5 .cse7 .cse15 .cse2 .cse16) (or (and (and .cse17 .cse18) .cse4 .cse19) .cse1 (and (or .cse11 .cse20) (or .cse20 .cse9)) (< 0 (+ |old(~a0~0)| 108)) .cse14) (or .cse1 .cse21 .cse14 .cse4) (or .cse15 .cse1 .cse22 .cse23 .cse24 .cse16 .cse13) (or (and .cse17 .cse25 .cse4 .cse19) .cse1 (or .cse26 .cse9 .cse11) .cse14) (or .cse27 .cse28 .cse29) (or (or .cse8 (or .cse30 .cse31)) .cse4) (or .cse5 .cse10 .cse8 .cse7 .cse12) (or (or .cse3 .cse31) .cse4) (or .cse0 (and .cse17 .cse32 .cse19 .cse33) .cse34) (or .cse1 .cse11 .cse6 .cse0 .cse9 .cse3) (or .cse35 (or .cse20 .cse36 .cse9)) (or .cse0 .cse36 (and .cse37 .cse17 (= 2 ~a2~0) .cse33 .cse19) .cse16 .cse23) (or (and .cse19 (and .cse17 .cse25)) (or .cse1 .cse21 .cse14)) (or .cse0 .cse38 (and .cse17 .cse33 .cse18 .cse19)) (or .cse0 (and .cse17 .cse39 .cse33 .cse19) .cse29) (or .cse0 (and .cse37 .cse17 .cse39 .cse19 .cse33) .cse40) (or .cse1 (or .cse27 .cse11 .cse16) .cse15) (or .cse27 .cse28 .cse40) (or .cse6 (or .cse1 .cse3 .cse11 .cse13)) (or .cse5 .cse26 .cse2 .cse41 .cse42) (or .cse5 .cse8 .cse9 .cse7 .cse10) (or .cse1 .cse27 .cse10 .cse8 .cse14) (or .cse41 .cse34 .cse42) (or (or .cse5 .cse26 .cse2 .cse43 .cse14) (and (and .cse17 .cse25 .cse19) .cse4)) (or .cse1 (or .cse0 .cse44) (and .cse17 .cse18 .cse4 .cse19)) (or (and (and .cse18 .cse19) .cse17 .cse4) (and (or .cse45 .cse1 .cse44) (or .cse5 .cse20 .cse9 .cse7))) (or .cse42 .cse36 .cse41) (or .cse38 .cse28 .cse27) (or .cse45 (and (and .cse17 .cse39) .cse4 .cse19) .cse30 (or .cse26 .cse43)) (or .cse0 .cse1 .cse9 .cse11 .cse16 .cse15) (or (and .cse17 (and .cse46 .cse35 .cse19)) (or .cse31 .cse16)) (or .cse5 .cse24 .cse7 .cse15 .cse16) (or (or .cse1 .cse8 .cse9 .cse22 .cse13) (and (and .cse17 .cse47 .cse19) .cse4))))))) [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-12-02 20:27:58,212 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,213 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,214 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,215 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,216 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,217 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-12-02 20:27:58,218 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse45 (= 4 |old(~a2~0)|)) (.cse46 (+ |old(~a0~0)| 98)) (.cse41 (not (= 1 |old(~a2~0)|))) (.cse11 (< 43 |old(~a29~0)|)) (.cse49 (+ |old(~a0~0)| 147))) (let ((.cse43 (= ~a2~0 2)) (.cse8 (< (+ |old(~a4~0)| 85) 0)) (.cse20 (< 0 .cse49)) (.cse33 (or .cse41 .cse11)) (.cse42 (= |old(~a2~0)| ~a2~0)) (.cse44 (= 2 |old(~a2~0)|)) (.cse12 (<= .cse46 0)) (.cse3 (not (= 3 |old(~a2~0)|))) (.cse14 (< 0 (+ |old(~a4~0)| 86))) (.cse28 (not .cse45)) (.cse17 (< 0 (+ |old(~a4~0)| 89))) (.cse5 (= ~a29~0 |old(~a29~0)|)) (.cse4 (= ~a0~0 |old(~a0~0)|)) (.cse6 (= 3 ~a2~0)) (.cse7 (= ~a4~0 |old(~a4~0)|)) (.cse2 (< 0 (+ |old(~a29~0)| 127)))) (let ((.cse27 (or .cse41 .cse2)) (.cse36 (and .cse5 .cse4 .cse6 .cse7)) (.cse34 (or .cse28 .cse17)) (.cse32 (or .cse14 .cse41)) (.cse18 (<= (+ ~a0~0 147) 0)) (.cse37 (< |old(~a0~0)| 146)) (.cse29 (< 0 (+ |old(~a4~0)| 504331))) (.cse21 (or .cse14 (or .cse11 .cse3))) (.cse25 (< 0 (+ |old(~a0~0)| 386992))) (.cse26 (<= (+ ~a0~0 386992) 0)) (.cse35 (= 4 ~a2~0)) (.cse38 (or .cse28 .cse12)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse40 (and (or .cse17 .cse12 .cse45) (or .cse44 .cse17 .cse45))) (.cse22 (= ~a2~0 |old(~a2~0)|)) (.cse19 (<= (+ ~a0~0 61) 0)) (.cse10 (not (= 5 |old(~a2~0)|))) (.cse39 (<= .cse49 0)) (.cse31 (forall ((v_prenex_6 Int)) (let ((.cse47 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse48 (div .cse47 9))) (or (< .cse47 0) (< |old(~a29~0)| (div .cse48 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse48 5)))))))) (.cse9 (< 0 .cse46)) (.cse13 (and .cse5 .cse42 .cse4 .cse7)) (.cse30 (or .cse17 .cse11 .cse45)) (.cse1 (< 0 (+ |old(~a4~0)| 42))) (.cse23 (and (or .cse20 .cse8 .cse41) (or .cse20 .cse33))) (.cse24 (< (+ |old(~a0~0)| 600000) 0)) (.cse15 (and .cse5 .cse43 .cse4 .cse7)) (.cse16 (not .cse44))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (and .cse5 .cse6 .cse7) .cse4) (or .cse1 .cse8 .cse3 .cse9)) (or .cse0 .cse1 .cse10 .cse11 .cse12 .cse13) (or .cse14 .cse12 .cse15 .cse2 .cse16) (or .cse17 (and (or .cse18 (< 0 (+ ~a0~0 98))) .cse5 (= 2 ~a2~0) .cse19 .cse7) .cse16 .cse20) (or .cse0 (and .cse5 .cse6 .cse7 .cse19) .cse21) (or (and .cse5 .cse22 .cse7) (or .cse1 .cse23 .cse24)) (or .cse17 .cse25 .cse26) (or (and (and .cse5 (= 1 ~a2~0) .cse7) .cse4) (or .cse1 .cse27 .cse24)) (or .cse4 (or .cse28 .cse17 .cse11)) (or (or .cse10 (or .cse29 .cse30)) .cse4) (or .cse14 .cse13 .cse10 .cse12 .cse31) (or .cse20 .cse18 .cse32) (or .cse14 .cse27 .cse26 .cse25) (or .cse1 (and (and .cse5 .cse22) .cse4 .cse7) .cse24 (or .cse33 .cse8)) (or .cse0 .cse34 (and .cse5 .cse35 .cse19 .cse7)) (or .cse4 (or .cse3 .cse30)) (or .cse0 (or .cse11 .cse12 .cse3) .cse36 .cse1) (or (and (or .cse37 .cse1 .cse38) (or .cse14 .cse28 .cse11 .cse12)) (and (and .cse5 .cse35 .cse7) .cse4)) (or .cse20 .cse1 .cse10 .cse13 .cse24) (or .cse14 .cse10 .cse11 .cse12 .cse13) (or .cse14 .cse12 .cse36 .cse3) (or (and (and .cse5 .cse35) .cse4 .cse7) .cse1 (and (or .cse28 .cse11) (or .cse28 .cse8)) (< 0 (+ |old(~a0~0)| 108)) .cse24) (or .cse34 .cse20 .cse18) (or .cse0 (and .cse5 .cse22 .cse7 .cse19) .cse32) (or .cse1 .cse15 (or .cse8 .cse16) .cse9) (or (and (and .cse5 (= 5 ~a2~0) .cse7) .cse4) (or .cse1 .cse10 .cse11 .cse39 .cse9)) (or .cse20 .cse40 .cse18) (or .cse41 .cse37 .cse29 (and (and .cse5 (and .cse42 .cse7)) .cse4)) (or .cse21 .cse25 .cse26) (or .cse0 .cse1 .cse11 .cse8 .cse16 .cse15) (or .cse1 (and .cse5 .cse35 .cse4 .cse7) (or .cse0 .cse38)) (or .cse0 .cse40 (and .cse5 .cse22 .cse19 .cse7)) (or .cse1 .cse10 .cse8 .cse39 .cse31 .cse9 .cse13) (or (and .cse5 (and .cse43 (= |old(~a0~0)| ~a0~0) .cse7)) (or .cse30 .cse16)) (or .cse1 .cse4 .cse23 .cse24) (or .cse14 (< |old(~a29~0)| 44) .cse12 .cse15 .cse16))))) [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-12-02 20:27:58,219 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,220 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,221 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse41 (+ |old(~a4~0)| 89)) (.cse50 (+ |old(~a0~0)| 98)) (.cse51 (= 4 |old(~a2~0)|)) (.cse21 (< 43 |old(~a29~0)|)) (.cse24 (not (= 3 |old(~a2~0)|)))) (let ((.cse27 (= ~a2~0 2)) (.cse48 (+ |old(~a0~0)| 147)) (.cse46 (+ ~a4~0 86)) (.cse37 (<= (+ ~a0~0 147) 0)) (.cse26 (< 0 (+ |old(~a29~0)| 127))) (.cse49 (= 2 |old(~a2~0)|)) (.cse1 (or .cse21 .cse24)) (.cse8 (< 0 (+ |old(~a4~0)| 86))) (.cse19 (not (= 1 |old(~a2~0)|))) (.cse31 (not .cse51)) (.cse22 (<= .cse50 0)) (.cse47 (= |old(~a2~0)| ~a2~0)) (.cse32 (< 0 .cse41)) (.cse13 (= 1 ~a2~0)) (.cse12 (= ~a29~0 |old(~a29~0)|)) (.cse15 (= ~a0~0 |old(~a0~0)|)) (.cse29 (= 3 ~a2~0)) (.cse14 (= ~a4~0 |old(~a4~0)|))) (let ((.cse4 (and .cse12 .cse15 .cse29 .cse14)) (.cse17 (< 0 (+ |old(~a4~0)| 504331))) (.cse25 (forall ((v_prenex_6 Int)) (let ((.cse52 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse53 (div .cse52 9))) (or (< .cse52 0) (< |old(~a29~0)| (div .cse53 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse53 5)))))))) (.cse18 (and .cse12 .cse13 .cse15 .cse14)) (.cse28 (or .cse32 .cse21 .cse51)) (.cse23 (and .cse12 .cse47 .cse15 .cse14)) (.cse33 (= 4 ~a2~0)) (.cse16 (< |old(~a0~0)| 146)) (.cse39 (or .cse31 .cse22)) (.cse40 (or .cse8 .cse19)) (.cse30 (or .cse8 .cse1)) (.cse35 (or .cse31 .cse32)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse38 (and (or .cse32 .cse22 .cse51) (or .cse49 .cse32 .cse51))) (.cse43 (= ~a2~0 |old(~a2~0)|)) (.cse20 (not (= 5 |old(~a2~0)|))) (.cse7 (< 0 .cse50)) (.cse9 (or .cse19 .cse26)) (.cse45 (< 0 (+ |old(~a0~0)| 386992))) (.cse44 (<= (+ ~a0~0 386992) 0)) (.cse2 (< 0 (+ |old(~a4~0)| 42))) (.cse3 (< (+ |old(~a4~0)| 85) 0)) (.cse34 (or .cse19 .cse21)) (.cse10 (< (+ |old(~a0~0)| 600000) 0)) (.cse42 (or (< 0 .cse46) .cse37 (<= ~a29~0 43) (< 0 (+ ~a0~0 98)))) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse36 (< 0 .cse48)) (.cse5 (and .cse12 .cse27 .cse15 .cse14)) (.cse6 (not .cse49))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 (or .cse3 .cse6) .cse7) (or (or .cse8 .cse9 .cse10) (and (and (or .cse11 (<= 0 (+ |old(~a29~0)| 143))) .cse12 .cse13 .cse14) .cse15)) (or .cse16 .cse17 .cse18 .cse19) (or .cse0 .cse2 .cse20 .cse21 .cse22 .cse23) (or .cse8 .cse4 .cse22 .cse24) (or .cse23 .cse2 .cse20 .cse3 .cse25 .cse7 .cse10) (or .cse8 .cse22 .cse5 .cse26 .cse6) (or (and .cse12 (and .cse27 .cse14) .cse15) (or .cse28 .cse6)) (or .cse0 (and .cse12 .cse29 .cse14 .cse11) .cse30) (or (or .cse2 .cse3 .cse24 .cse7) .cse4) (or .cse15 (or .cse31 .cse32 .cse21)) (or (or .cse20 (or .cse17 .cse28)) .cse15) (or .cse2 (and (or .cse31 .cse21) (or .cse31 .cse3)) (and (and .cse12 .cse33) .cse15 .cse14) (< 0 (+ |old(~a0~0)| 108)) .cse10) (or .cse8 .cse23 .cse20 .cse22 .cse25) (or .cse2 .cse10 (or .cse34 .cse3) .cse18) (or .cse15 (or .cse24 .cse28)) (or .cse0 .cse35 (and .cse12 .cse11 .cse33 .cse14)) (or .cse36 .cse37 .cse38) (or .cse8 .cse20 .cse21 .cse22 .cse23) (or .cse2 (or .cse0 .cse39) (and .cse12 .cse33 .cse15 .cse14)) (or (and (and .cse33 .cse14) .cse12 .cse15) (and (or .cse16 .cse2 .cse39) (or .cse8 .cse31 .cse21 .cse22))) (or .cse36 .cse40 .cse37) (or .cse15 .cse0 .cse2 .cse26 .cse24) (or (not (= calculate_output_~input 0)) (or (not (= 0 .cse41)) .cse19 .cse26 (= |calculate_output_#in~input| 0))) (or .cse0 (and .cse42 .cse12 .cse43 .cse14 .cse11) .cse40) (or .cse44 .cse32 .cse45) (or .cse36 .cse2 .cse20 (and .cse12 (or (<= .cse46 0) (not (= 4 calculate_output_~input)) (<= |old(~a29~0)| 43)) .cse47 .cse15 .cse14) .cse10) (or .cse30 .cse45 .cse44) (or .cse35 .cse37 .cse36) (or .cse0 .cse2 .cse21 .cse3 .cse6 .cse5) (or .cse0 .cse38 (and .cse12 .cse43 .cse11 .cse14)) (or (and (and .cse12 .cse47 .cse14) .cse15) (or .cse2 .cse20 .cse21 (<= .cse48 0) .cse7)) (or .cse8 .cse9 .cse45 .cse44) (or (and .cse15 .cse14 (and .cse12 .cse13)) .cse2 (and (or .cse36 .cse3 .cse19) (or .cse36 .cse34)) .cse10) (or .cse32 (and .cse42 .cse12 (= 2 ~a2~0) .cse11 .cse14) .cse6 .cse36) (or .cse8 (< |old(~a29~0)| 44) .cse22 .cse5 .cse6))))) [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,222 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,223 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 20:27:58,224 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,225 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,226 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,227 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,228 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 20:27:58,229 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 20:27:58,230 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 20:27:58,231 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,231 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 20:27:58,231 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,233 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a0~0 44))) (and (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (<= 0 .cse0) (<= .cse0 0) (= (+ ~a29~0 127) 0))) [2018-12-02 20:27:58,234 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 20:27:58,234 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 20:27:58,234 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (let ((.cse0 (+ |old(~a0~0)| 44))) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (< 0 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (< .cse0 0) (and (= ~a4~0 |old(~a4~0)|) (= 1 ~a2~0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0)))) [2018-12-02 20:27:58,235 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-12-02 20:27:58,235 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse22 (+ ~a0~0 98))) (let ((.cse7 (= 1 ~a2~0)) (.cse18 (not (= 1 |old(~a2~0)|))) (.cse19 (+ ~a0~0 147)) (.cse6 (< 0 .cse22)) (.cse17 (= 4 ~a2~0))) (let ((.cse1 (and .cse6 .cse17)) (.cse13 (<= (+ ~a4~0 89) 0)) (.cse20 (= 3 ~a2~0)) (.cse10 (exists ((v_prenex_6 Int)) (let ((.cse23 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse24 (div .cse23 9))) (and (<= 0 .cse23) (= 0 (mod .cse24 5)) (<= (div .cse24 5) ~a29~0) (< 0 (+ v_prenex_6 16))))))) (.cse21 (<= .cse22 0)) (.cse8 (<= (+ ~a29~0 127) 0)) (.cse14 (<= 0 (+ ~a4~0 85))) (.cse5 (= 2 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse16 (<= 146 ~a0~0)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse12 (<= .cse19 0)) (.cse4 (and .cse7 (or .cse18 (<= 0 (+ |old(~a29~0)| 143))))) (.cse9 (<= 0 (+ ~a0~0 600000))) (.cse3 (<= (+ ~a4~0 86) 0)) (.cse11 (= 5 ~a2~0)) (.cse15 (<= ~a29~0 43))) (or (and .cse0 .cse1 .cse2) (and (and .cse3 .cse4) .cse2) (and .cse3 (<= 44 ~a29~0) (and .cse5 .cse6)) (and .cse0 (and .cse7 .cse8) .cse9) (and .cse3 .cse6 .cse10 .cse11) (and .cse0 .cse12 .cse11 .cse9) (not (= 0 (+ |old(~a0~0)| 44))) (and (and (not (= ~a2~0 2)) .cse13) .cse2) (and .cse0 (and .cse14 (and .cse7 .cse15)) .cse9) (or (and .cse0 .cse16 .cse1) (and .cse3 (and .cse15 .cse6 .cse17))) (and .cse13 (or .cse12 .cse15) .cse5) .cse18 (and .cse0 (or (and .cse15 .cse17) (and .cse14 .cse17)) .cse9 (<= (+ ~a0~0 108) 0)) (and .cse0 (< 0 .cse19) (and .cse15 .cse2) .cse11) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 .cse2 (and .cse15 .cse20)) (and .cse3 (and .cse20 .cse6)) (and .cse20 .cse14 .cse21 .cse0) (and .cse14 .cse21 .cse10 .cse11 .cse9 .cse0) (and .cse21 .cse14 .cse5 .cse0) (and .cse3 (and .cse8 .cse5 .cse6)) (and .cse14 .cse0 (and .cse15 .cse5) .cse2) (and (<= (+ ~a4~0 504331) 0) .cse16 .cse7) (and .cse0 (and .cse12 .cse4) .cse9) (and .cse3 .cse11 (and .cse15 .cse6)))))) [2018-12-02 20:27:58,242 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-12-02 20:27:58,242 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-12-02 20:27:58,242 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse22 (+ ~a0~0 98))) (let ((.cse7 (= 1 ~a2~0)) (.cse18 (not (= 1 |old(~a2~0)|))) (.cse19 (+ ~a0~0 147)) (.cse6 (< 0 .cse22)) (.cse17 (= 4 ~a2~0))) (let ((.cse1 (and .cse6 .cse17)) (.cse13 (<= (+ ~a4~0 89) 0)) (.cse20 (= 3 ~a2~0)) (.cse10 (exists ((v_prenex_6 Int)) (let ((.cse23 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse24 (div .cse23 9))) (and (<= 0 .cse23) (= 0 (mod .cse24 5)) (<= (div .cse24 5) ~a29~0) (< 0 (+ v_prenex_6 16))))))) (.cse21 (<= .cse22 0)) (.cse8 (<= (+ ~a29~0 127) 0)) (.cse14 (<= 0 (+ ~a4~0 85))) (.cse5 (= 2 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse16 (<= 146 ~a0~0)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse12 (<= .cse19 0)) (.cse4 (and .cse7 (or .cse18 (<= 0 (+ |old(~a29~0)| 143))))) (.cse9 (<= 0 (+ ~a0~0 600000))) (.cse3 (<= (+ ~a4~0 86) 0)) (.cse11 (= 5 ~a2~0)) (.cse15 (<= ~a29~0 43))) (or (and .cse0 .cse1 .cse2) (and (and .cse3 .cse4) .cse2) (and .cse3 (<= 44 ~a29~0) (and .cse5 .cse6)) (and .cse0 (and .cse7 .cse8) .cse9) (and .cse3 .cse6 .cse10 .cse11) (and .cse0 .cse12 .cse11 .cse9) (not (= 0 (+ |old(~a0~0)| 44))) (and (and (not (= ~a2~0 2)) .cse13) .cse2) (and .cse0 (and .cse14 (and .cse7 .cse15)) .cse9) (or (and .cse0 .cse16 .cse1) (and .cse3 (and .cse15 .cse6 .cse17))) (and .cse13 (or .cse12 .cse15) .cse5) .cse18 (and .cse0 (or (and .cse15 .cse17) (and .cse14 .cse17)) .cse9 (<= (+ ~a0~0 108) 0)) (and .cse0 (< 0 .cse19) (and .cse15 .cse2) .cse11) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 .cse2 (and .cse15 .cse20)) (and .cse3 (and .cse20 .cse6)) (and .cse20 .cse14 .cse21 .cse0) (and .cse14 .cse21 .cse10 .cse11 .cse9 .cse0) (and .cse21 .cse14 .cse5 .cse0) (and .cse3 (and .cse8 .cse5 .cse6)) (and .cse14 .cse0 (and .cse15 .cse5) .cse2) (and (<= (+ ~a4~0 504331) 0) .cse16 .cse7) (and .cse0 (and .cse12 .cse4) .cse9) (and .cse3 .cse11 (and .cse15 .cse6)))))) [2018-12-02 20:27:58,250 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-12-02 20:27:58,254 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,254 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:27:58 BoogieIcfgContainer [2018-12-02 20:27:58,263 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 20:27:58,263 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:27:58,263 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:27:58,263 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:27:58,263 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:27" (3/4) ... [2018-12-02 20:27:58,265 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 20:27:58,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 20:27:58,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-02 20:27:58,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 20:27:58,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 20:27:58,281 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 20:27:58,282 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 20:27:58,303 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((a4 + 42 <= 0 && 0 < a0 + 98 && 4 == a2) && a0 + 61 <= 0) || ((a4 + 86 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && a0 + 61 <= 0)) || ((a4 + 86 <= 0 && 44 <= a29) && 2 == a2 && 0 < a0 + 98)) || ((a4 + 42 <= 0 && 1 == a2 && a29 + 127 <= 0) && 0 <= a0 + 600000)) || (((a4 + 86 <= 0 && 0 < a0 + 98) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2)) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 5 == a2) && 0 <= a0 + 600000)) || !(0 == \old(a0) + 44)) || ((!(a2 == 2) && a4 + 89 <= 0) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 0 <= a4 + 85 && 1 == a2 && a29 <= 43) && 0 <= a0 + 600000)) || ((a4 + 42 <= 0 && 146 <= a0) && 0 < a0 + 98 && 4 == a2) || (a4 + 86 <= 0 && (a29 <= 43 && 0 < a0 + 98) && 4 == a2)) || ((a4 + 89 <= 0 && (a0 + 147 <= 0 || a29 <= 43)) && 2 == a2)) || !(1 == \old(a2))) || (((a4 + 42 <= 0 && ((a29 <= 43 && 4 == a2) || (0 <= a4 + 85 && 4 == a2))) && 0 <= a0 + 600000) && a0 + 108 <= 0)) || (((a4 + 42 <= 0 && 0 < a0 + 147) && a29 <= 43 && a0 + 61 <= 0) && 5 == a2)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || ((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 <= 43 && 3 == a2)) || (a4 + 86 <= 0 && 3 == a2 && 0 < a0 + 98)) || (((3 == a2 && 0 <= a4 + 85) && a0 + 98 <= 0) && a4 + 42 <= 0)) || (((((0 <= a4 + 85 && a0 + 98 <= 0) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2) && 0 <= a0 + 600000) && a4 + 42 <= 0)) || (((a0 + 98 <= 0 && 0 <= a4 + 85) && 2 == a2) && a4 + 42 <= 0)) || (a4 + 86 <= 0 && (a29 + 127 <= 0 && 2 == a2) && 0 < a0 + 98)) || (((0 <= a4 + 85 && a4 + 42 <= 0) && a29 <= 43 && 2 == a2) && a0 + 61 <= 0)) || ((a4 + 504331 <= 0 && 146 <= a0) && 1 == a2)) || ((a4 + 42 <= 0 && a0 + 147 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && 0 <= a0 + 600000)) || ((a4 + 86 <= 0 && 5 == a2) && a29 <= 43 && 0 < a0 + 98) [2018-12-02 20:27:58,408 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c4572329-6c97-4f27-90d9-0f7824845afd/bin-2019/utaipan/witness.graphml [2018-12-02 20:27:58,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:27:58,409 INFO L168 Benchmark]: Toolchain (without parser) took 273941.74 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 947.0 MB in the beginning and 1.6 GB in the end (delta: -692.5 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-12-02 20:27:58,409 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:27:58,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:27:58,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.68 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. [2018-12-02 20:27:58,410 INFO L168 Benchmark]: Boogie Preprocessor took 63.07 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:27:58,410 INFO L168 Benchmark]: RCFGBuilder took 1885.28 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 86.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -119.4 MB). Peak memory consumption was 295.1 MB. Max. memory is 11.5 GB. [2018-12-02 20:27:58,410 INFO L168 Benchmark]: TraceAbstraction took 271200.72 ms. Allocated memory was 1.3 GB in the beginning and 4.9 GB in the end (delta: 3.6 GB). Free memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: -509.0 MB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2018-12-02 20:27:58,410 INFO L168 Benchmark]: Witness Printer took 145.26 ms. Allocated memory is still 4.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 11.5 GB. [2018-12-02 20:27:58,411 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 617.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.68 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 63.07 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1885.28 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 86.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -119.4 MB). Peak memory consumption was 295.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 271200.72 ms. Allocated memory was 1.3 GB in the beginning and 4.9 GB in the end (delta: 3.6 GB). Free memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: -509.0 MB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. * Witness Printer took 145.26 ms. Allocated memory is still 4.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: 1766]: Loop Invariant [2018-12-02 20:27:58,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,415 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,415 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,415 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,416 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,416 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,416 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,416 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-02 20:27:58,416 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a4 + 42 <= 0 && 0 < a0 + 98 && 4 == a2) && a0 + 61 <= 0) || ((a4 + 86 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && a0 + 61 <= 0)) || ((a4 + 86 <= 0 && 44 <= a29) && 2 == a2 && 0 < a0 + 98)) || ((a4 + 42 <= 0 && 1 == a2 && a29 + 127 <= 0) && 0 <= a0 + 600000)) || (((a4 + 86 <= 0 && 0 < a0 + 98) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2)) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 5 == a2) && 0 <= a0 + 600000)) || !(0 == \old(a0) + 44)) || ((!(a2 == 2) && a4 + 89 <= 0) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 0 <= a4 + 85 && 1 == a2 && a29 <= 43) && 0 <= a0 + 600000)) || ((a4 + 42 <= 0 && 146 <= a0) && 0 < a0 + 98 && 4 == a2) || (a4 + 86 <= 0 && (a29 <= 43 && 0 < a0 + 98) && 4 == a2)) || ((a4 + 89 <= 0 && (a0 + 147 <= 0 || a29 <= 43)) && 2 == a2)) || !(1 == \old(a2))) || (((a4 + 42 <= 0 && ((a29 <= 43 && 4 == a2) || (0 <= a4 + 85 && 4 == a2))) && 0 <= a0 + 600000) && a0 + 108 <= 0)) || (((a4 + 42 <= 0 && 0 < a0 + 147) && a29 <= 43 && a0 + 61 <= 0) && 5 == a2)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || ((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 <= 43 && 3 == a2)) || (a4 + 86 <= 0 && 3 == a2 && 0 < a0 + 98)) || (((3 == a2 && 0 <= a4 + 85) && a0 + 98 <= 0) && a4 + 42 <= 0)) || (((((0 <= a4 + 85 && a0 + 98 <= 0) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2) && 0 <= a0 + 600000) && a4 + 42 <= 0)) || (((a0 + 98 <= 0 && 0 <= a4 + 85) && 2 == a2) && a4 + 42 <= 0)) || (a4 + 86 <= 0 && (a29 + 127 <= 0 && 2 == a2) && 0 < a0 + 98)) || (((0 <= a4 + 85 && a4 + 42 <= 0) && a29 <= 43 && 2 == a2) && a0 + 61 <= 0)) || ((a4 + 504331 <= 0 && 146 <= a0) && 1 == a2)) || ((a4 + 42 <= 0 && a0 + 147 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && 0 <= a0 + 600000)) || ((a4 + 86 <= 0 && 5 == a2) && a29 <= 43 && 0 < a0 + 98) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 271.1s OverallTime, 20 OverallIterations, 7 TraceHistogramMax, 180.0s AutomataDifference, 0.0s DeadEndRemovalTime, 46.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 4065 SDtfs, 38208 SDslu, 4351 SDs, 0 SdLazy, 61411 SolverSat, 13561 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 151.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 20164 GetRequests, 19781 SyntacticMatches, 19 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9430 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44723occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 24.3s AbstIntTime, 13 AbstIntIterations, 2 AbstIntStrong, 0.9970166645714976 AbsIntWeakeningRatio, 0.10193321616871705 AbsIntAvgWeakeningVarsNumRemoved, 15.541300527240773 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 20 MinimizatonAttempts, 26038 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 3937 PreInvPairs, 4523 NumberOfFragments, 5769 HoareAnnotationTreeSize, 3937 FomulaSimplifications, 959506 FormulaSimplificationTreeSizeReduction, 4.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1402591 FormulaSimplificationTreeSizeReductionInter, 41.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 21776 NumberOfCodeBlocks, 21776 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 31260 ConstructedInterpolants, 6 QuantifiedInterpolants, 63288368 SizeOfPredicates, 21 NumberOfNonLiveVariables, 12497 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 42 InterpolantComputations, 9 PerfectInterpolantSequences, 45109/47978 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...