./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bc052be4bf83a6b89bc47d6157f3742948fabcf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:53:29,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:53:29,476 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:53:29,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:53:29,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:53:29,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:53:29,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:53:29,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:53:29,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:53:29,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:53:29,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:53:29,489 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:53:29,489 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:53:29,490 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:53:29,491 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:53:29,491 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:53:29,492 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:53:29,493 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:53:29,494 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:53:29,495 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:53:29,496 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:53:29,497 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:53:29,498 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:53:29,499 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:53:29,499 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:53:29,500 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:53:29,500 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:53:29,501 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:53:29,501 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:53:29,502 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:53:29,502 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:53:29,503 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:53:29,503 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:53:29,503 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:53:29,504 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:53:29,504 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:53:29,504 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:53:29,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:53:29,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:53:29,514 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:53:29,514 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:53:29,515 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:53:29,516 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:53:29,516 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:53:29,517 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:53:29,517 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:53:29,518 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:53:29,518 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:53:29,518 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:53:29,518 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:53:29,518 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:53:29,518 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:53:29,518 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:53:29,519 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:53:29,519 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:53:29,519 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer 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 -> Automizer 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 -> 3bc052be4bf83a6b89bc47d6157f3742948fabcf [2018-11-18 14:53:29,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:53:29,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:53:29,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:53:29,554 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:53:29,554 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:53:29,555 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c [2018-11-18 14:53:29,591 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/data/5fcb514cc/43a612412bc1461c95dbc89ed1799cbb/FLAG3b6786046 [2018-11-18 14:53:30,044 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:53:30,044 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c [2018-11-18 14:53:30,053 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/data/5fcb514cc/43a612412bc1461c95dbc89ed1799cbb/FLAG3b6786046 [2018-11-18 14:53:30,066 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/data/5fcb514cc/43a612412bc1461c95dbc89ed1799cbb [2018-11-18 14:53:30,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:53:30,069 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:53:30,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:53:30,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:53:30,074 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:53:30,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411459c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30, skipping insertion in model container [2018-11-18 14:53:30,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:53:30,123 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:53:30,357 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:53:30,360 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:53:30,423 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:53:30,436 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:53:30,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30 WrapperNode [2018-11-18 14:53:30,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:53:30,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:53:30,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:53:30,438 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:53:30,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... [2018-11-18 14:53:30,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:53:30,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:53:30,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:53:30,553 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:53:30,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:53:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:53:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:53:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 14:53:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:53:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 14:53:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:53:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:53:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:53:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:53:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:53:30,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:53:31,428 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:53:31,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:53:31 BoogieIcfgContainer [2018-11-18 14:53:31,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:53:31,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:53:31,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:53:31,432 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:53:31,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:53:30" (1/3) ... [2018-11-18 14:53:31,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4dbf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:53:31, skipping insertion in model container [2018-11-18 14:53:31,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:53:30" (2/3) ... [2018-11-18 14:53:31,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a4dbf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:53:31, skipping insertion in model container [2018-11-18 14:53:31,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:53:31" (3/3) ... [2018-11-18 14:53:31,435 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label17_true-unreach-call_false-termination.c [2018-11-18 14:53:31,442 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:53:31,448 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:53:31,457 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:53:31,478 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:53:31,479 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:53:31,479 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:53:31,479 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:53:31,479 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:53:31,479 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:53:31,479 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:53:31,479 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:53:31,479 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:53:31,496 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 14:53:31,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 14:53:31,505 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:31,506 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:53:31,508 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:31,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:31,512 INFO L82 PathProgramCache]: Analyzing trace with hash -346865840, now seen corresponding path program 1 times [2018-11-18 14:53:31,513 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:31,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:31,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:31,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:31,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:31,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:53:31,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:53:31,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:53:31,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:53:31,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:53:31,865 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 14:53:32,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:32,421 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-18 14:53:32,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:53:32,422 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-11-18 14:53:32,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:32,434 INFO L225 Difference]: With dead ends: 618 [2018-11-18 14:53:32,435 INFO L226 Difference]: Without dead ends: 379 [2018-11-18 14:53:32,439 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:53:32,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-18 14:53:32,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-18 14:53:32,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-18 14:53:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-11-18 14:53:32,486 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 126 [2018-11-18 14:53:32,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:32,486 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-11-18 14:53:32,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:53:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-11-18 14:53:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 14:53:32,490 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:32,490 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:53:32,491 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:32,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:32,491 INFO L82 PathProgramCache]: Analyzing trace with hash -837125915, now seen corresponding path program 1 times [2018-11-18 14:53:32,491 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:32,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:32,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:32,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:32,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:32,613 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:53:32,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:53:32,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:53:32,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:53:32,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:53:32,615 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-11-18 14:53:33,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:33,378 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-11-18 14:53:33,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:53:33,382 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 142 [2018-11-18 14:53:33,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:33,388 INFO L225 Difference]: With dead ends: 1229 [2018-11-18 14:53:33,388 INFO L226 Difference]: Without dead ends: 856 [2018-11-18 14:53:33,391 INFO L604 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 [2018-11-18 14:53:33,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-11-18 14:53:33,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-11-18 14:53:33,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-18 14:53:33,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-11-18 14:53:33,422 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 142 [2018-11-18 14:53:33,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:33,423 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-11-18 14:53:33,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:53:33,423 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-11-18 14:53:33,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:53:33,427 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:33,427 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:53:33,427 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:33,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:33,428 INFO L82 PathProgramCache]: Analyzing trace with hash -517700326, now seen corresponding path program 1 times [2018-11-18 14:53:33,428 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:33,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:33,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:33,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:33,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:33,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:53:33,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:53:33,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:53:33,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:53:33,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:53:33,518 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 6 states. [2018-11-18 14:53:34,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:34,330 INFO L93 Difference]: Finished difference Result 2557 states and 4222 transitions. [2018-11-18 14:53:34,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:53:34,332 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-11-18 14:53:34,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:34,341 INFO L225 Difference]: With dead ends: 2557 [2018-11-18 14:53:34,341 INFO L226 Difference]: Without dead ends: 1740 [2018-11-18 14:53:34,346 INFO L604 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 [2018-11-18 14:53:34,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2018-11-18 14:53:34,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1682. [2018-11-18 14:53:34,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2018-11-18 14:53:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 2540 transitions. [2018-11-18 14:53:34,399 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 2540 transitions. Word has length 149 [2018-11-18 14:53:34,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:34,400 INFO L480 AbstractCegarLoop]: Abstraction has 1682 states and 2540 transitions. [2018-11-18 14:53:34,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:53:34,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2540 transitions. [2018-11-18 14:53:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 14:53:34,406 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:34,406 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 14:53:34,406 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:34,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:34,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1972736718, now seen corresponding path program 1 times [2018-11-18 14:53:34,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:34,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:34,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:34,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:34,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:34,527 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 14:53:34,527 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:53:34,528 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:53:34,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:34,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:53:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:34,709 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:53:34,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 14:53:34,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:53:34,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:53:34,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:53:34,710 INFO L87 Difference]: Start difference. First operand 1682 states and 2540 transitions. Second operand 9 states. [2018-11-18 14:53:35,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:35,163 INFO L93 Difference]: Finished difference Result 3397 states and 5323 transitions. [2018-11-18 14:53:35,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:53:35,163 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 151 [2018-11-18 14:53:35,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:35,170 INFO L225 Difference]: With dead ends: 3397 [2018-11-18 14:53:35,170 INFO L226 Difference]: Without dead ends: 1721 [2018-11-18 14:53:35,173 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 152 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:53:35,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states. [2018-11-18 14:53:35,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1653. [2018-11-18 14:53:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1653 states. [2018-11-18 14:53:35,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1653 states and 2428 transitions. [2018-11-18 14:53:35,206 INFO L78 Accepts]: Start accepts. Automaton has 1653 states and 2428 transitions. Word has length 151 [2018-11-18 14:53:35,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:35,206 INFO L480 AbstractCegarLoop]: Abstraction has 1653 states and 2428 transitions. [2018-11-18 14:53:35,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:53:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2428 transitions. [2018-11-18 14:53:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 14:53:35,209 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:35,209 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:53:35,209 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:35,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:35,210 INFO L82 PathProgramCache]: Analyzing trace with hash -1541436142, now seen corresponding path program 1 times [2018-11-18 14:53:35,210 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:35,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:35,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:35,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:35,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:35,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:53:35,361 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:53:35,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:53:35,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:53:35,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:53:35,362 INFO L87 Difference]: Start difference. First operand 1653 states and 2428 transitions. Second operand 5 states. [2018-11-18 14:53:35,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:35,785 INFO L93 Difference]: Finished difference Result 3187 states and 4662 transitions. [2018-11-18 14:53:35,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:53:35,785 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2018-11-18 14:53:35,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:35,789 INFO L225 Difference]: With dead ends: 3187 [2018-11-18 14:53:35,789 INFO L226 Difference]: Without dead ends: 1392 [2018-11-18 14:53:35,793 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:53:35,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-11-18 14:53:35,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1378. [2018-11-18 14:53:35,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1378 states. [2018-11-18 14:53:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 1946 transitions. [2018-11-18 14:53:35,813 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 1946 transitions. Word has length 153 [2018-11-18 14:53:35,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:35,813 INFO L480 AbstractCegarLoop]: Abstraction has 1378 states and 1946 transitions. [2018-11-18 14:53:35,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:53:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1946 transitions. [2018-11-18 14:53:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 14:53:35,816 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:35,816 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:53:35,816 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:35,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:35,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1199844086, now seen corresponding path program 1 times [2018-11-18 14:53:35,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:35,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:35,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:35,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:35,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:35,898 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:35,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:53:35,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:53:35,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:53:35,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:53:35,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:53:35,899 INFO L87 Difference]: Start difference. First operand 1378 states and 1946 transitions. Second operand 6 states. [2018-11-18 14:53:36,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:36,459 INFO L93 Difference]: Finished difference Result 3912 states and 5732 transitions. [2018-11-18 14:53:36,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:53:36,460 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 157 [2018-11-18 14:53:36,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:36,467 INFO L225 Difference]: With dead ends: 3912 [2018-11-18 14:53:36,467 INFO L226 Difference]: Without dead ends: 2540 [2018-11-18 14:53:36,471 INFO L604 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 [2018-11-18 14:53:36,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2540 states. [2018-11-18 14:53:36,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2540 to 2503. [2018-11-18 14:53:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2503 states. [2018-11-18 14:53:36,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3481 transitions. [2018-11-18 14:53:36,509 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3481 transitions. Word has length 157 [2018-11-18 14:53:36,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:36,510 INFO L480 AbstractCegarLoop]: Abstraction has 2503 states and 3481 transitions. [2018-11-18 14:53:36,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:53:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3481 transitions. [2018-11-18 14:53:36,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 14:53:36,515 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:53:36,515 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:53:36,515 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:53:36,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:53:36,515 INFO L82 PathProgramCache]: Analyzing trace with hash -727376611, now seen corresponding path program 1 times [2018-11-18 14:53:36,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:53:36,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:53:36,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:36,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:36,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:53:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:53:36,578 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:53:36,579 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:53:36,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:53:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:53:36,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:53:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 14:53:36,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:53:36,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-18 14:53:36,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:53:36,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:53:36,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:53:36,687 INFO L87 Difference]: Start difference. First operand 2503 states and 3481 transitions. Second operand 7 states. [2018-11-18 14:53:37,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:53:37,626 INFO L93 Difference]: Finished difference Result 8404 states and 12357 transitions. [2018-11-18 14:53:37,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 14:53:37,627 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 166 [2018-11-18 14:53:37,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:53:37,627 INFO L225 Difference]: With dead ends: 8404 [2018-11-18 14:53:37,627 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:53:37,641 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-18 14:53:37,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:53:37,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:53:37,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:53:37,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:53:37,643 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2018-11-18 14:53:37,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:53:37,643 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:53:37,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:53:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:53:37,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:53:37,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:53:37,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:37,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:53:38,111 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 49 [2018-11-18 14:53:38,245 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2018-11-18 14:53:38,371 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2018-11-18 14:53:38,372 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 14:53:38,373 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,374 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 14:53:38,375 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 14:53:38,376 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,377 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 14:53:38,378 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 14:53:38,379 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 14:53:38,380 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 14:53:38,381 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 14:53:38,382 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,383 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 529) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 14:53:38,384 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= |old(~a17~0)| ~a17~0)) (.cse9 (= |old(~a25~0)| ~a25~0))) (let ((.cse6 (= 9 |old(~a28~0)|)) (.cse3 (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) .cse8 .cse9 (= ~a19~0 |old(~a19~0)|))) (.cse5 (= |old(~a11~0)| |old(~a19~0)|)) (.cse4 (< 8 |old(~a17~0)|)) (.cse7 (= 1 |old(~a25~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse2 (= 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse3 (< 9 |old(~a28~0)|) .cse5 .cse4) (or .cse0 .cse2 .cse3 .cse6 .cse4) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse7) (or .cse0 .cse3 .cse5 .cse4 .cse7) (or .cse0 (not (= 7 |old(~a28~0)|)) .cse1 (not (= 1 |old(~a11~0)|)) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse8 (= 1 ~a19~0) .cse9) (not .cse2))))) [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 14:53:38,385 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,386 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 14:53:38,387 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 14:53:38,388 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 14:53:38,389 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 14:53:38,390 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 14:53:38,390 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:53:38,390 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a25~0 1)) (= 1 ~a19~0) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a28~0 9) (<= ~a17~0 8) (not (= ~a28~0 9))) [2018-11-18 14:53:38,390 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:53:38,390 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:53:38,390 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 9 |old(~a28~0)|) (and (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|)) (not (= 1 |old(~a19~0)|)) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-18 14:53:38,390 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 14:53:38,390 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a25~0 1))) (.cse1 (not (= ~a19~0 ~a11~0))) (.cse3 (= 1 ~a19~0)) (.cse5 (not (= ~a17~0 7))) (.cse2 (<= ~a17~0 8)) (.cse4 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse1 .cse2 (<= ~a28~0 9)) (= 7 |old(~a17~0)|) (and .cse5 .cse3 .cse2) (= 9 |old(~a28~0)|) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse2 .cse4) (< 8 |old(~a17~0)|))) [2018-11-18 14:53:38,390 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 14:53:38,390 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 14:53:38,391 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= ~a25~0 1))) (.cse1 (not (= ~a19~0 ~a11~0))) (.cse3 (= 1 ~a19~0)) (.cse5 (not (= ~a17~0 7))) (.cse2 (<= ~a17~0 8)) (.cse4 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2 .cse4) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse1 .cse2 (<= ~a28~0 9)) (= 7 |old(~a17~0)|) (and .cse5 .cse3 .cse2) (= 9 |old(~a28~0)|) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse2 .cse4) (< 8 |old(~a17~0)|))) [2018-11-18 14:53:38,391 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 14:53:38,391 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 14:53:38,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:53:38 BoogieIcfgContainer [2018-11-18 14:53:38,403 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:53:38,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:53:38,404 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:53:38,404 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:53:38,404 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:53:31" (3/4) ... [2018-11-18 14:53:38,407 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:53:38,414 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:53:38,414 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:53:38,414 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:53:38,422 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:53:38,423 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:53:38,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || ((!(a25 == 1) && !(a19 == a11)) && a17 <= 8)) || (((!(a25 == 1) && 1 == a19) && a17 <= 8) && !(a28 == 9))) || 1 == \old(a25)) || ((7 == a28 && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || ((!(a19 == a11) && a17 <= 8) && a28 <= 9)) || 7 == \old(a17)) || ((!(a17 == 7) && 1 == a19) && a17 <= 8)) || 9 == \old(a28)) || 9 < \old(a28)) || !(1 == \old(a19))) || ((!(a17 == 7) && a17 <= 8) && !(a28 == 9))) || 8 < \old(a17) [2018-11-18 14:53:38,515 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fbdaf104-ae96-41f7-9a11-a8d1a88451fc/bin-2019/uautomizer/witness.graphml [2018-11-18 14:53:38,515 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:53:38,516 INFO L168 Benchmark]: Toolchain (without parser) took 8447.18 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 401.1 MB). Free memory was 951.1 MB in the beginning and 1.0 GB in the end (delta: -49.3 MB). Peak memory consumption was 351.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:38,516 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:53:38,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.00 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:38,517 INFO L168 Benchmark]: Boogie Preprocessor took 115.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:38,517 INFO L168 Benchmark]: RCFGBuilder took 876.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:38,517 INFO L168 Benchmark]: TraceAbstraction took 6973.54 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.1 MB). Peak memory consumption was 263.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:38,518 INFO L168 Benchmark]: Witness Printer took 111.60 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:53:38,519 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.00 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 876.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6973.54 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 1.1 MB). Peak memory consumption was 263.2 MB. Max. memory is 11.5 GB. * Witness Printer took 111.60 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 529]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || ((!(a25 == 1) && !(a19 == a11)) && a17 <= 8)) || (((!(a25 == 1) && 1 == a19) && a17 <= 8) && !(a28 == 9))) || 1 == \old(a25)) || ((7 == a28 && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || ((!(a19 == a11) && a17 <= 8) && a28 <= 9)) || 7 == \old(a17)) || ((!(a17 == 7) && 1 == a19) && a17 <= 8)) || 9 == \old(a28)) || 9 < \old(a28)) || !(1 == \old(a19))) || ((!(a17 == 7) && a17 <= 8) && !(a28 == 9))) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 6.9s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 785 SDtfs, 6171 SDslu, 970 SDs, 0 SdLazy, 6050 SolverSat, 1346 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 392 GetRequests, 338 SyntacticMatches, 7 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2503occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 210 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 94 PreInvPairs, 184 NumberOfFragments, 490 HoareAnnotationTreeSize, 94 FomulaSimplifications, 12712 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3235 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1361 NumberOfCodeBlocks, 1361 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1352 ConstructedInterpolants, 0 QuantifiedInterpolants, 641750 SizeOfPredicates, 2 NumberOfNonLiveVariables, 823 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 221/227 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...