./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label48.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/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 ed0ef8676714c03e409913657b72922b069856bc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:54:19,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:54:19,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:54:19,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:54:19,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:54:19,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:54:19,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:54:19,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:54:19,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:54:19,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:54:19,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:54:19,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:54:19,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:54:19,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:54:19,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:54:19,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:54:19,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:54:19,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:54:19,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:54:19,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:54:19,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:54:19,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:54:19,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:54:19,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:54:19,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:54:19,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:54:19,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:54:19,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:54:19,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:54:19,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:54:19,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:54:19,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:54:19,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:54:19,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:54:19,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:54:19,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:54:19,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:54:19,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:54:19,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:54:19,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:54:19,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:54:19,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:54:19,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:54:19,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:54:19,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:54:19,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:54:19,450 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:54:19,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:54:19,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:54:19,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:54:19,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:54:19,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:54:19,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:54:19,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:54:19,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:54:19,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:54:19,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:54:19,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:54:19,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:54:19,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:54:19,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:54:19,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:54:19,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:54:19,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:54:19,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:54:19,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:54:19,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:54:19,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:54:19,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:54:19,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:54:19,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/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 -> ed0ef8676714c03e409913657b72922b069856bc [2019-10-22 08:54:19,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:54:19,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:54:19,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:54:19,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:54:19,499 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:54:19,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2019-10-22 08:54:19,555 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/data/b6245feae/79de6337d546460eb73432b6326c2b09/FLAGffc7e57dd [2019-10-22 08:54:20,126 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:54:20,129 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/sv-benchmarks/c/eca-rers2012/Problem03_label48.c [2019-10-22 08:54:20,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/data/b6245feae/79de6337d546460eb73432b6326c2b09/FLAGffc7e57dd [2019-10-22 08:54:20,520 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/data/b6245feae/79de6337d546460eb73432b6326c2b09 [2019-10-22 08:54:20,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:54:20,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:54:20,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:20,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:54:20,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:54:20,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:20" (1/1) ... [2019-10-22 08:54:20,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133b83d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:20, skipping insertion in model container [2019-10-22 08:54:20,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:20" (1/1) ... [2019-10-22 08:54:20,541 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:54:20,614 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:54:21,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:21,305 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:54:21,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:21,601 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:54:21,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21 WrapperNode [2019-10-22 08:54:21,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:21,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:21,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:54:21,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:54:21,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:21,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:54:21,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:54:21,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:54:21,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... [2019-10-22 08:54:21,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:54:21,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:54:21,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:54:21,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:54:21,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/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 [2019-10-22 08:54:21,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:54:21,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:54:23,750 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:54:23,750 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:54:23,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:23 BoogieIcfgContainer [2019-10-22 08:54:23,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:54:23,753 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:54:23,753 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:54:23,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:54:23,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:54:20" (1/3) ... [2019-10-22 08:54:23,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1805d9d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:54:23, skipping insertion in model container [2019-10-22 08:54:23,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:21" (2/3) ... [2019-10-22 08:54:23,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1805d9d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:54:23, skipping insertion in model container [2019-10-22 08:54:23,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:23" (3/3) ... [2019-10-22 08:54:23,761 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label48.c [2019-10-22 08:54:23,772 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:54:23,781 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:54:23,792 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:54:23,820 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:54:23,820 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:54:23,820 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:54:23,820 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:54:23,821 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:54:23,821 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:54:23,821 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:54:23,821 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:54:23,843 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2019-10-22 08:54:23,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-22 08:54:23,857 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:23,858 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:23,860 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:23,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:23,866 INFO L82 PathProgramCache]: Analyzing trace with hash -819677325, now seen corresponding path program 1 times [2019-10-22 08:54:23,875 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:23,876 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344028651] [2019-10-22 08:54:23,876 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:23,876 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:23,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:24,537 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344028651] [2019-10-22 08:54:24,538 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:24,538 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:54:24,539 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266309245] [2019-10-22 08:54:24,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:54:24,548 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:24,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:54:24,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:24,564 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 4 states. [2019-10-22 08:54:26,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:26,548 INFO L93 Difference]: Finished difference Result 1075 states and 1929 transitions. [2019-10-22 08:54:26,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:54:26,550 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 183 [2019-10-22 08:54:26,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:26,574 INFO L225 Difference]: With dead ends: 1075 [2019-10-22 08:54:26,574 INFO L226 Difference]: Without dead ends: 677 [2019-10-22 08:54:26,578 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:26,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2019-10-22 08:54:26,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 451. [2019-10-22 08:54:26,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2019-10-22 08:54:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 700 transitions. [2019-10-22 08:54:26,684 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 700 transitions. Word has length 183 [2019-10-22 08:54:26,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:26,685 INFO L462 AbstractCegarLoop]: Abstraction has 451 states and 700 transitions. [2019-10-22 08:54:26,685 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:54:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 700 transitions. [2019-10-22 08:54:26,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-10-22 08:54:26,691 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:26,691 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:26,692 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:26,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:26,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1598798580, now seen corresponding path program 1 times [2019-10-22 08:54:26,692 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:26,693 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090724196] [2019-10-22 08:54:26,693 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,693 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:26,781 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090724196] [2019-10-22 08:54:26,781 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:26,782 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:54:26,782 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004709579] [2019-10-22 08:54:26,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:26,785 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:26,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:26,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:26,785 INFO L87 Difference]: Start difference. First operand 451 states and 700 transitions. Second operand 3 states. [2019-10-22 08:54:27,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:27,572 INFO L93 Difference]: Finished difference Result 1323 states and 2069 transitions. [2019-10-22 08:54:27,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:27,573 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 191 [2019-10-22 08:54:27,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:27,577 INFO L225 Difference]: With dead ends: 1323 [2019-10-22 08:54:27,577 INFO L226 Difference]: Without dead ends: 874 [2019-10-22 08:54:27,579 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:27,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2019-10-22 08:54:27,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 859. [2019-10-22 08:54:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2019-10-22 08:54:27,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1316 transitions. [2019-10-22 08:54:27,613 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1316 transitions. Word has length 191 [2019-10-22 08:54:27,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:27,614 INFO L462 AbstractCegarLoop]: Abstraction has 859 states and 1316 transitions. [2019-10-22 08:54:27,614 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1316 transitions. [2019-10-22 08:54:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-22 08:54:27,618 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:27,618 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:27,618 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:27,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:27,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1173366829, now seen corresponding path program 1 times [2019-10-22 08:54:27,619 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:27,619 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232917254] [2019-10-22 08:54:27,619 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,620 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:27,706 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232917254] [2019-10-22 08:54:27,706 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:27,706 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:54:27,707 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703903042] [2019-10-22 08:54:27,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:54:27,708 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:27,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:54:27,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:27,709 INFO L87 Difference]: Start difference. First operand 859 states and 1316 transitions. Second operand 4 states. [2019-10-22 08:54:29,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:29,278 INFO L93 Difference]: Finished difference Result 3364 states and 5170 transitions. [2019-10-22 08:54:29,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:54:29,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 192 [2019-10-22 08:54:29,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:29,290 INFO L225 Difference]: With dead ends: 3364 [2019-10-22 08:54:29,290 INFO L226 Difference]: Without dead ends: 2507 [2019-10-22 08:54:29,292 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:29,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2507 states. [2019-10-22 08:54:29,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2507 to 1682. [2019-10-22 08:54:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2019-10-22 08:54:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 2434 transitions. [2019-10-22 08:54:29,347 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 2434 transitions. Word has length 192 [2019-10-22 08:54:29,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:29,349 INFO L462 AbstractCegarLoop]: Abstraction has 1682 states and 2434 transitions. [2019-10-22 08:54:29,349 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:54:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2434 transitions. [2019-10-22 08:54:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-10-22 08:54:29,354 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:29,355 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:29,355 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:29,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:29,356 INFO L82 PathProgramCache]: Analyzing trace with hash -73581847, now seen corresponding path program 1 times [2019-10-22 08:54:29,356 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:29,356 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960889628] [2019-10-22 08:54:29,357 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:29,357 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:29,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:29,658 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 08:54:29,658 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960889628] [2019-10-22 08:54:29,658 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:29,658 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:54:29,659 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765306248] [2019-10-22 08:54:29,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:54:29,659 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:29,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:54:29,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:29,660 INFO L87 Difference]: Start difference. First operand 1682 states and 2434 transitions. Second operand 4 states. [2019-10-22 08:54:31,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:31,032 INFO L93 Difference]: Finished difference Result 6614 states and 9588 transitions. [2019-10-22 08:54:31,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:54:31,032 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 198 [2019-10-22 08:54:31,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:31,053 INFO L225 Difference]: With dead ends: 6614 [2019-10-22 08:54:31,053 INFO L226 Difference]: Without dead ends: 4934 [2019-10-22 08:54:31,055 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:31,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2019-10-22 08:54:31,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 4932. [2019-10-22 08:54:31,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4932 states. [2019-10-22 08:54:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 4932 states and 6537 transitions. [2019-10-22 08:54:31,159 INFO L78 Accepts]: Start accepts. Automaton has 4932 states and 6537 transitions. Word has length 198 [2019-10-22 08:54:31,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:31,160 INFO L462 AbstractCegarLoop]: Abstraction has 4932 states and 6537 transitions. [2019-10-22 08:54:31,160 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:54:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 4932 states and 6537 transitions. [2019-10-22 08:54:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-10-22 08:54:31,172 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:31,172 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:31,173 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:31,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:31,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1185291772, now seen corresponding path program 1 times [2019-10-22 08:54:31,173 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:31,173 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39791931] [2019-10-22 08:54:31,174 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:31,174 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:31,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:31,319 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:31,319 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39791931] [2019-10-22 08:54:31,320 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:31,320 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:54:31,320 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887160507] [2019-10-22 08:54:31,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:31,320 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:31,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:31,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:31,321 INFO L87 Difference]: Start difference. First operand 4932 states and 6537 transitions. Second operand 3 states. [2019-10-22 08:54:32,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:32,534 INFO L93 Difference]: Finished difference Result 11905 states and 15682 transitions. [2019-10-22 08:54:32,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:32,534 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2019-10-22 08:54:32,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:32,557 INFO L225 Difference]: With dead ends: 11905 [2019-10-22 08:54:32,558 INFO L226 Difference]: Without dead ends: 6975 [2019-10-22 08:54:32,563 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:32,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6975 states. [2019-10-22 08:54:32,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6975 to 6974. [2019-10-22 08:54:32,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6974 states. [2019-10-22 08:54:32,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6974 states to 6974 states and 8983 transitions. [2019-10-22 08:54:32,699 INFO L78 Accepts]: Start accepts. Automaton has 6974 states and 8983 transitions. Word has length 224 [2019-10-22 08:54:32,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:32,700 INFO L462 AbstractCegarLoop]: Abstraction has 6974 states and 8983 transitions. [2019-10-22 08:54:32,700 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 6974 states and 8983 transitions. [2019-10-22 08:54:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-10-22 08:54:32,713 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:32,714 INFO L380 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:32,714 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:32,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:32,714 INFO L82 PathProgramCache]: Analyzing trace with hash -321194833, now seen corresponding path program 1 times [2019-10-22 08:54:32,714 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:32,715 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463016018] [2019-10-22 08:54:32,716 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:32,716 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:32,716 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:33,046 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463016018] [2019-10-22 08:54:33,047 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63383632] [2019-10-22 08:54:33,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:33,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 08:54:33,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:54:33,260 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 08:54:33,260 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:54:33,260 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2019-10-22 08:54:33,260 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622408373] [2019-10-22 08:54:33,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:33,261 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:33,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:33,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:54:33,262 INFO L87 Difference]: Start difference. First operand 6974 states and 8983 transitions. Second operand 3 states. [2019-10-22 08:54:33,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:33,975 INFO L93 Difference]: Finished difference Result 19432 states and 24902 transitions. [2019-10-22 08:54:33,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:33,978 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2019-10-22 08:54:33,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:34,012 INFO L225 Difference]: With dead ends: 19432 [2019-10-22 08:54:34,012 INFO L226 Difference]: Without dead ends: 12460 [2019-10-22 08:54:34,020 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:54:34,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12460 states. [2019-10-22 08:54:34,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12460 to 12459. [2019-10-22 08:54:34,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12459 states. [2019-10-22 08:54:34,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 15314 transitions. [2019-10-22 08:54:34,240 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 15314 transitions. Word has length 231 [2019-10-22 08:54:34,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:34,241 INFO L462 AbstractCegarLoop]: Abstraction has 12459 states and 15314 transitions. [2019-10-22 08:54:34,241 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:34,247 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 15314 transitions. [2019-10-22 08:54:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-10-22 08:54:34,271 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:34,271 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:34,472 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:34,472 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:34,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:34,472 INFO L82 PathProgramCache]: Analyzing trace with hash 768090626, now seen corresponding path program 1 times [2019-10-22 08:54:34,473 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:34,473 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891112528] [2019-10-22 08:54:34,473 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:34,473 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:34,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:34,645 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891112528] [2019-10-22 08:54:34,646 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:34,646 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:54:34,646 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455241769] [2019-10-22 08:54:34,647 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:54:34,647 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:34,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:54:34,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:34,648 INFO L87 Difference]: Start difference. First operand 12459 states and 15314 transitions. Second operand 4 states. [2019-10-22 08:54:36,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:36,215 INFO L93 Difference]: Finished difference Result 30647 states and 37340 transitions. [2019-10-22 08:54:36,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:54:36,216 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 246 [2019-10-22 08:54:36,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:36,246 INFO L225 Difference]: With dead ends: 30647 [2019-10-22 08:54:36,246 INFO L226 Difference]: Without dead ends: 18190 [2019-10-22 08:54:36,257 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:36,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18190 states. [2019-10-22 08:54:36,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18190 to 14503. [2019-10-22 08:54:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14503 states. [2019-10-22 08:54:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14503 states to 14503 states and 17503 transitions. [2019-10-22 08:54:36,450 INFO L78 Accepts]: Start accepts. Automaton has 14503 states and 17503 transitions. Word has length 246 [2019-10-22 08:54:36,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:36,450 INFO L462 AbstractCegarLoop]: Abstraction has 14503 states and 17503 transitions. [2019-10-22 08:54:36,450 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:54:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 14503 states and 17503 transitions. [2019-10-22 08:54:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-10-22 08:54:36,471 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:36,471 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:36,471 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:36,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:36,472 INFO L82 PathProgramCache]: Analyzing trace with hash 2030031962, now seen corresponding path program 1 times [2019-10-22 08:54:36,472 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:36,472 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635865300] [2019-10-22 08:54:36,472 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:36,472 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:36,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:36,585 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-10-22 08:54:36,587 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635865300] [2019-10-22 08:54:36,588 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:36,588 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:54:36,588 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495444085] [2019-10-22 08:54:36,588 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:54:36,589 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:36,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:54:36,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:36,589 INFO L87 Difference]: Start difference. First operand 14503 states and 17503 transitions. Second operand 4 states. [2019-10-22 08:54:37,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:37,564 INFO L93 Difference]: Finished difference Result 29005 states and 35006 transitions. [2019-10-22 08:54:37,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:37,565 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 248 [2019-10-22 08:54:37,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:37,584 INFO L225 Difference]: With dead ends: 29005 [2019-10-22 08:54:37,584 INFO L226 Difference]: Without dead ends: 14504 [2019-10-22 08:54:37,597 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:37,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14504 states. [2019-10-22 08:54:37,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14504 to 14503. [2019-10-22 08:54:37,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14503 states. [2019-10-22 08:54:37,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14503 states to 14503 states and 16848 transitions. [2019-10-22 08:54:37,774 INFO L78 Accepts]: Start accepts. Automaton has 14503 states and 16848 transitions. Word has length 248 [2019-10-22 08:54:37,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:37,774 INFO L462 AbstractCegarLoop]: Abstraction has 14503 states and 16848 transitions. [2019-10-22 08:54:37,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:54:37,775 INFO L276 IsEmpty]: Start isEmpty. Operand 14503 states and 16848 transitions. [2019-10-22 08:54:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-10-22 08:54:37,793 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:37,793 INFO L380 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:37,793 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:37,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:37,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1718686317, now seen corresponding path program 1 times [2019-10-22 08:54:37,794 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:37,794 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612740067] [2019-10-22 08:54:37,794 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:37,794 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:37,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:38,067 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:38,068 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612740067] [2019-10-22 08:54:38,068 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157567274] [2019-10-22 08:54:38,068 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:38,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 08:54:38,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:54:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 08:54:38,247 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:54:38,247 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-10-22 08:54:38,247 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253813051] [2019-10-22 08:54:38,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:38,248 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:38,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:38,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:54:38,248 INFO L87 Difference]: Start difference. First operand 14503 states and 16848 transitions. Second operand 3 states. [2019-10-22 08:54:39,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:39,189 INFO L93 Difference]: Finished difference Result 37557 states and 43797 transitions. [2019-10-22 08:54:39,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:39,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2019-10-22 08:54:39,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:39,224 INFO L225 Difference]: With dead ends: 37557 [2019-10-22 08:54:39,224 INFO L226 Difference]: Without dead ends: 23056 [2019-10-22 08:54:39,238 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:54:39,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23056 states. [2019-10-22 08:54:39,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23056 to 23029. [2019-10-22 08:54:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23029 states. [2019-10-22 08:54:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23029 states to 23029 states and 26631 transitions. [2019-10-22 08:54:39,526 INFO L78 Accepts]: Start accepts. Automaton has 23029 states and 26631 transitions. Word has length 253 [2019-10-22 08:54:39,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:39,526 INFO L462 AbstractCegarLoop]: Abstraction has 23029 states and 26631 transitions. [2019-10-22 08:54:39,527 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 23029 states and 26631 transitions. [2019-10-22 08:54:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-22 08:54:39,553 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:39,553 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:39,755 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:39,756 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:39,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:39,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1626982926, now seen corresponding path program 1 times [2019-10-22 08:54:39,756 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:39,756 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079205680] [2019-10-22 08:54:39,756 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:39,756 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:39,756 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 86 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-22 08:54:39,927 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079205680] [2019-10-22 08:54:39,928 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164969325] [2019-10-22 08:54:39,929 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:40,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 08:54:40,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:54:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 08:54:40,308 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:54:40,308 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2019-10-22 08:54:40,309 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423338001] [2019-10-22 08:54:40,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:40,309 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:40,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:40,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:54:40,310 INFO L87 Difference]: Start difference. First operand 23029 states and 26631 transitions. Second operand 3 states. [2019-10-22 08:54:41,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:41,285 INFO L93 Difference]: Finished difference Result 46059 states and 53264 transitions. [2019-10-22 08:54:41,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:41,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 261 [2019-10-22 08:54:41,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:41,327 INFO L225 Difference]: With dead ends: 46059 [2019-10-22 08:54:41,328 INFO L226 Difference]: Without dead ends: 23032 [2019-10-22 08:54:41,343 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:54:41,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23032 states. [2019-10-22 08:54:41,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23032 to 20999. [2019-10-22 08:54:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20999 states. [2019-10-22 08:54:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20999 states to 20999 states and 23688 transitions. [2019-10-22 08:54:41,616 INFO L78 Accepts]: Start accepts. Automaton has 20999 states and 23688 transitions. Word has length 261 [2019-10-22 08:54:41,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:41,617 INFO L462 AbstractCegarLoop]: Abstraction has 20999 states and 23688 transitions. [2019-10-22 08:54:41,617 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 20999 states and 23688 transitions. [2019-10-22 08:54:41,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-10-22 08:54:41,637 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:41,638 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:41,838 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:41,839 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:41,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:41,839 INFO L82 PathProgramCache]: Analyzing trace with hash -2109683622, now seen corresponding path program 1 times [2019-10-22 08:54:41,839 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:41,839 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979850426] [2019-10-22 08:54:41,840 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:41,840 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:41,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:41,949 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-22 08:54:41,949 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979850426] [2019-10-22 08:54:41,949 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:41,950 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:54:41,950 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457286633] [2019-10-22 08:54:41,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:41,950 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:41,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:41,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:41,951 INFO L87 Difference]: Start difference. First operand 20999 states and 23688 transitions. Second operand 3 states. [2019-10-22 08:54:42,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:42,514 INFO L93 Difference]: Finished difference Result 38917 states and 43741 transitions. [2019-10-22 08:54:42,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:42,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 274 [2019-10-22 08:54:42,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:42,541 INFO L225 Difference]: With dead ends: 38917 [2019-10-22 08:54:42,541 INFO L226 Difference]: Without dead ends: 17920 [2019-10-22 08:54:42,552 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:42,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17920 states. [2019-10-22 08:54:42,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17920 to 16702. [2019-10-22 08:54:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16702 states. [2019-10-22 08:54:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16702 states to 16702 states and 18608 transitions. [2019-10-22 08:54:42,744 INFO L78 Accepts]: Start accepts. Automaton has 16702 states and 18608 transitions. Word has length 274 [2019-10-22 08:54:42,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:42,744 INFO L462 AbstractCegarLoop]: Abstraction has 16702 states and 18608 transitions. [2019-10-22 08:54:42,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 16702 states and 18608 transitions. [2019-10-22 08:54:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2019-10-22 08:54:42,762 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:42,763 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:42,763 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:42,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:42,763 INFO L82 PathProgramCache]: Analyzing trace with hash -5984517, now seen corresponding path program 1 times [2019-10-22 08:54:42,764 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:42,764 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253492308] [2019-10-22 08:54:42,764 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:42,764 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:42,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:43,055 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 141 proven. 3 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-10-22 08:54:43,056 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253492308] [2019-10-22 08:54:43,056 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963905644] [2019-10-22 08:54:43,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:43,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 08:54:43,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:54:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-10-22 08:54:43,277 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:54:43,277 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-10-22 08:54:43,277 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93753882] [2019-10-22 08:54:43,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:43,280 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:43,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:43,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:54:43,281 INFO L87 Difference]: Start difference. First operand 16702 states and 18608 transitions. Second operand 3 states. [2019-10-22 08:54:44,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:44,287 INFO L93 Difference]: Finished difference Result 34219 states and 38120 transitions. [2019-10-22 08:54:44,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:44,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 363 [2019-10-22 08:54:44,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:44,289 INFO L225 Difference]: With dead ends: 34219 [2019-10-22 08:54:44,289 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:54:44,302 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:54:44,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:54:44,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:54:44,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:54:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:54:44,303 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 363 [2019-10-22 08:54:44,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:44,303 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:54:44,303 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:54:44,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:54:44,505 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:44,510 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:54:44,758 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 127 [2019-10-22 08:54:44,947 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 127 [2019-10-22 08:54:45,615 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 41 [2019-10-22 08:54:46,262 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 41 [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,264 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,265 INFO L443 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,266 INFO L443 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,267 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,267 INFO L443 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2019-10-22 08:54:46,267 INFO L443 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,268 INFO L443 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,269 INFO L443 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,270 INFO L443 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,271 INFO L443 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,271 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,272 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2019-10-22 08:54:46,273 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,274 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,275 INFO L443 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2019-10-22 08:54:46,275 INFO L443 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2019-10-22 08:54:46,275 INFO L443 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2019-10-22 08:54:46,275 INFO L443 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,276 INFO L443 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2019-10-22 08:54:46,277 INFO L443 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2019-10-22 08:54:46,278 INFO L443 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,278 INFO L443 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,278 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,279 INFO L439 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse11 (not (= ~a12~0 1))) (.cse1 (= 1 ~a6~0))) (let ((.cse2 (= ~a5~0 1)) (.cse7 (and .cse11 (not .cse1))) (.cse0 (= ~a27~0 1)) (.cse4 (<= ~a11~0 0)) (.cse9 (not (= 1 ~a3~0))) (.cse10 (= 0 ~a3~0)) (.cse5 (= ~a26~0 1)) (.cse6 (= 1 ~a5~0)) (.cse3 (= ~a11~0 1)) (.cse8 (<= ~a27~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5) (and .cse6 .cse3 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse5) (and .cse6 .cse4 .cse10 .cse8) (and .cse6 .cse4 .cse5 .cse8 .cse9) (and .cse6 (and .cse11 .cse0) .cse3) (and .cse0 .cse4 .cse2 .cse9) (and .cse6 .cse4 .cse7 .cse8) (and .cse6 .cse3 .cse5 .cse8) (and .cse6 .cse1 .cse4 .cse8) (and .cse6 .cse0 .cse4 .cse11) (and .cse11 .cse6 .cse1 .cse4 .cse9) (and .cse11 .cse6 .cse1 .cse10 .cse3 .cse5) (and .cse6 .cse1 .cse3 .cse8)))) [2019-10-22 08:54:46,280 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,281 INFO L446 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2019-10-22 08:54:46,281 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,282 INFO L443 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,283 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2019-10-22 08:54:46,284 INFO L443 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2019-10-22 08:54:46,284 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,285 INFO L439 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse11 (not (= ~a12~0 1))) (.cse1 (= 1 ~a6~0))) (let ((.cse2 (= ~a5~0 1)) (.cse7 (and .cse11 (not .cse1))) (.cse0 (= ~a27~0 1)) (.cse4 (<= ~a11~0 0)) (.cse9 (not (= 1 ~a3~0))) (.cse10 (= 0 ~a3~0)) (.cse5 (= ~a26~0 1)) (.cse6 (= 1 ~a5~0)) (.cse3 (= ~a11~0 1)) (.cse8 (<= ~a27~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5) (and .cse6 .cse3 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse5) (and .cse6 .cse4 .cse10 .cse8) (and .cse6 .cse4 .cse5 .cse8 .cse9) (and .cse6 (and .cse11 .cse0) .cse3) (and .cse0 .cse4 .cse2 .cse9) (and .cse6 .cse4 .cse7 .cse8) (and .cse6 .cse3 .cse5 .cse8) (and .cse6 .cse1 .cse4 .cse8) (and .cse6 .cse0 .cse4 .cse11) (and .cse11 .cse6 .cse1 .cse4 .cse9) (and .cse11 .cse6 .cse1 .cse10 .cse3 .cse5) (and .cse6 .cse1 .cse3 .cse8)))) [2019-10-22 08:54:46,285 INFO L443 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,285 INFO L443 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,285 INFO L443 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,285 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,285 INFO L443 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2019-10-22 08:54:46,285 INFO L443 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2019-10-22 08:54:46,286 INFO L443 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,287 INFO L443 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,288 INFO L443 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,288 INFO L443 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2019-10-22 08:54:46,288 INFO L443 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,288 INFO L443 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,289 INFO L443 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,290 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2019-10-22 08:54:46,291 INFO L443 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2019-10-22 08:54:46,292 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,293 INFO L443 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2019-10-22 08:54:46,293 INFO L443 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2019-10-22 08:54:46,295 INFO L443 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2019-10-22 08:54:46,296 INFO L443 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,296 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,296 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,296 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,296 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2019-10-22 08:54:46,297 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1584) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,298 INFO L443 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,299 INFO L443 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,300 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2019-10-22 08:54:46,301 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2019-10-22 08:54:46,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:54:46 BoogieIcfgContainer [2019-10-22 08:54:46,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:54:46,345 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:54:46,345 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:54:46,345 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:54:46,346 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:23" (3/4) ... [2019-10-22 08:54:46,349 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:54:46,381 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:54:46,383 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:54:46,644 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ce0c4843-1065-479b-b5fc-840fc27521d2/bin/uautomizer/witness.graphml [2019-10-22 08:54:46,644 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:54:46,645 INFO L168 Benchmark]: Toolchain (without parser) took 26121.36 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 944.7 MB in the beginning and 956.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,646 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:46,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1076.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -113.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.98 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,646 INFO L168 Benchmark]: Boogie Preprocessor took 98.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,651 INFO L168 Benchmark]: RCFGBuilder took 1916.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.0 MB). Peak memory consumption was 189.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,651 INFO L168 Benchmark]: TraceAbstraction took 22591.87 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 928.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.2 MB). Peak memory consumption was 931.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,652 INFO L168 Benchmark]: Witness Printer took 299.56 ms. Allocated memory is still 2.1 GB. Free memory was 1.0 GB in the beginning and 956.1 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:46,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1076.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -113.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.98 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1916.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.0 MB). Peak memory consumption was 189.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22591.87 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 928.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.2 MB). Peak memory consumption was 931.7 MB. Max. memory is 11.5 GB. * Witness Printer took 299.56 ms. Allocated memory is still 2.1 GB. Free memory was 1.0 GB in the beginning and 956.1 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1584]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: ((((((((((((((((a27 == 1 && 1 == a6) && a5 == 1) && a11 == 1) || (((a27 == 1 && a11 <= 0) && a5 == 1) && a26 == 1)) || ((((1 == a5 && a11 == 1) && !(a12 == 1) && !(1 == a6)) && a27 <= 0) && !(1 == a3))) || (((a27 == 1 && a5 == 1) && a11 == 1) && a26 == 1)) || (((1 == a5 && a11 <= 0) && 0 == a3) && a27 <= 0)) || ((((1 == a5 && a11 <= 0) && a26 == 1) && a27 <= 0) && !(1 == a3))) || ((1 == a5 && !(a12 == 1) && a27 == 1) && a11 == 1)) || (((a27 == 1 && a11 <= 0) && a5 == 1) && !(1 == a3))) || (((1 == a5 && a11 <= 0) && !(a12 == 1) && !(1 == a6)) && a27 <= 0)) || (((1 == a5 && a11 == 1) && a26 == 1) && a27 <= 0)) || (((1 == a5 && 1 == a6) && a11 <= 0) && a27 <= 0)) || (((1 == a5 && a27 == 1) && a11 <= 0) && !(a12 == 1))) || ((((!(a12 == 1) && 1 == a5) && 1 == a6) && a11 <= 0) && !(1 == a3))) || (((((!(a12 == 1) && 1 == a5) && 1 == a6) && 0 == a3) && a11 == 1) && a26 == 1)) || (((1 == a5 && 1 == a6) && a11 == 1) && a27 <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((((((((((((((a27 == 1 && 1 == a6) && a5 == 1) && a11 == 1) || (((a27 == 1 && a11 <= 0) && a5 == 1) && a26 == 1)) || ((((1 == a5 && a11 == 1) && !(a12 == 1) && !(1 == a6)) && a27 <= 0) && !(1 == a3))) || (((a27 == 1 && a5 == 1) && a11 == 1) && a26 == 1)) || (((1 == a5 && a11 <= 0) && 0 == a3) && a27 <= 0)) || ((((1 == a5 && a11 <= 0) && a26 == 1) && a27 <= 0) && !(1 == a3))) || ((1 == a5 && !(a12 == 1) && a27 == 1) && a11 == 1)) || (((a27 == 1 && a11 <= 0) && a5 == 1) && !(1 == a3))) || (((1 == a5 && a11 <= 0) && !(a12 == 1) && !(1 == a6)) && a27 <= 0)) || (((1 == a5 && a11 == 1) && a26 == 1) && a27 <= 0)) || (((1 == a5 && 1 == a6) && a11 <= 0) && a27 <= 0)) || (((1 == a5 && a27 == 1) && a11 <= 0) && !(a12 == 1))) || ((((!(a12 == 1) && 1 == a5) && 1 == a6) && a11 <= 0) && !(1 == a3))) || (((((!(a12 == 1) && 1 == a5) && 1 == a6) && 0 == a3) && a11 == 1) && a26 == 1)) || (((1 == a5 && 1 == a6) && a11 == 1) && a27 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Result: SAFE, OverallTime: 22.4s, OverallIterations: 12, TraceHistogramMax: 5, AutomataDifference: 14.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, HoareTripleCheckerStatistics: 2551 SDtfs, 3417 SDslu, 376 SDs, 0 SdLazy, 8804 SolverSat, 1783 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1148 GetRequests, 1114 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23029occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 8036 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 178 NumberOfFragments, 465 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4450 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3878 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3972 NumberOfCodeBlocks, 3972 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3956 ConstructedInterpolants, 0 QuantifiedInterpolants, 2241517 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1906 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 1400/1412 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...