./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label29_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label29_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b58a35b82358ba5160d6216f8f839a69fd1d9edf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:28:52,411 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:28:52,413 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:28:52,423 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:28:52,424 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:28:52,425 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:28:52,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:28:52,426 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:28:52,427 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:28:52,428 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:28:52,429 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:28:52,429 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:28:52,429 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:28:52,430 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:28:52,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:28:52,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:28:52,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:28:52,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:28:52,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:28:52,436 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:28:52,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:28:52,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:28:52,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:28:52,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:28:52,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:28:52,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:28:52,442 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:28:52,442 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:28:52,443 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:28:52,443 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:28:52,444 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:28:52,444 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:28:52,444 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:28:52,444 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:28:52,445 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:28:52,445 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:28:52,447 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 10:28:52,457 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:28:52,457 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:28:52,458 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:28:52,458 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:28:52,458 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:28:52,458 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:28:52,458 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:28:52,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:28:52,459 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:28:52,460 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:28:52,460 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:28:52,461 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:28:52,461 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:28:52,461 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:28:52,461 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:28:52,461 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:28:52,461 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:28:52,461 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58a35b82358ba5160d6216f8f839a69fd1d9edf [2018-11-18 10:28:52,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:28:52,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:28:52,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:28:52,509 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:28:52,509 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:28:52,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label29_true-unreach-call.c [2018-11-18 10:28:52,562 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/data/f45c167bb/fd06c305af47412b8f2491f41194dc19/FLAG3bc424fb5 [2018-11-18 10:28:53,017 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:28:53,017 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/sv-benchmarks/c/eca-rers2012/Problem16_label29_true-unreach-call.c [2018-11-18 10:28:53,029 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/data/f45c167bb/fd06c305af47412b8f2491f41194dc19/FLAG3bc424fb5 [2018-11-18 10:28:53,533 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/data/f45c167bb/fd06c305af47412b8f2491f41194dc19 [2018-11-18 10:28:53,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:28:53,536 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:28:53,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:28:53,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:28:53,541 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:28:53,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:28:53" (1/1) ... [2018-11-18 10:28:53,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e32060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:53, skipping insertion in model container [2018-11-18 10:28:53,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:28:53" (1/1) ... [2018-11-18 10:28:53,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:28:53,622 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:28:54,053 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:28:54,058 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:28:54,268 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:28:54,282 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:28:54,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54 WrapperNode [2018-11-18 10:28:54,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:28:54,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:28:54,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:28:54,283 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:28:54,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... [2018-11-18 10:28:54,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:28:54,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:28:54,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:28:54,529 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:28:54,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:28:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:28:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:28:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 10:28:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 10:28:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:28:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 10:28:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 10:28:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:28:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:28:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 10:28:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:28:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:28:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:28:57,663 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:28:57,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:28:57 BoogieIcfgContainer [2018-11-18 10:28:57,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:28:57,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:28:57,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:28:57,668 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:28:57,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:28:53" (1/3) ... [2018-11-18 10:28:57,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c35d055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:28:57, skipping insertion in model container [2018-11-18 10:28:57,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:28:54" (2/3) ... [2018-11-18 10:28:57,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c35d055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:28:57, skipping insertion in model container [2018-11-18 10:28:57,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:28:57" (3/3) ... [2018-11-18 10:28:57,672 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label29_true-unreach-call.c [2018-11-18 10:28:57,679 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:28:57,686 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:28:57,700 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:28:57,729 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:28:57,730 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:28:57,730 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:28:57,730 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:28:57,730 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:28:57,731 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:28:57,731 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:28:57,731 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:28:57,731 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:28:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-11-18 10:28:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:28:57,771 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:28:57,771 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:28:57,773 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:28:57,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:28:57,778 INFO L82 PathProgramCache]: Analyzing trace with hash 354183419, now seen corresponding path program 1 times [2018-11-18 10:28:57,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:28:57,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:28:57,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:28:57,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:28:57,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:28:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:28:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:28:58,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:28:58,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:28:58,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:28:58,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:28:58,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:28:58,104 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 3 states. [2018-11-18 10:29:00,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:00,041 INFO L93 Difference]: Finished difference Result 1156 states and 2144 transitions. [2018-11-18 10:29:00,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:29:00,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 10:29:00,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:00,059 INFO L225 Difference]: With dead ends: 1156 [2018-11-18 10:29:00,059 INFO L226 Difference]: Without dead ends: 744 [2018-11-18 10:29:00,066 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:29:00,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2018-11-18 10:29:00,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 744. [2018-11-18 10:29:00,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-11-18 10:29:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1329 transitions. [2018-11-18 10:29:00,121 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1329 transitions. Word has length 53 [2018-11-18 10:29:00,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:00,122 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1329 transitions. [2018-11-18 10:29:00,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:29:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1329 transitions. [2018-11-18 10:29:00,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 10:29:00,127 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:00,127 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 10:29:00,127 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:00,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:00,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1132116568, now seen corresponding path program 1 times [2018-11-18 10:29:00,128 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:00,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:00,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:00,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:00,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:29:00,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:29:00,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:29:00,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:29:00,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:29:00,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:29:00,360 INFO L87 Difference]: Start difference. First operand 744 states and 1329 transitions. Second operand 6 states. [2018-11-18 10:29:04,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:04,173 INFO L93 Difference]: Finished difference Result 2183 states and 3908 transitions. [2018-11-18 10:29:04,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:29:04,174 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 161 [2018-11-18 10:29:04,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:04,182 INFO L225 Difference]: With dead ends: 2183 [2018-11-18 10:29:04,182 INFO L226 Difference]: Without dead ends: 1445 [2018-11-18 10:29:04,186 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:29:04,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2018-11-18 10:29:04,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1424. [2018-11-18 10:29:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1424 states. [2018-11-18 10:29:04,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2239 transitions. [2018-11-18 10:29:04,237 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2239 transitions. Word has length 161 [2018-11-18 10:29:04,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:04,237 INFO L480 AbstractCegarLoop]: Abstraction has 1424 states and 2239 transitions. [2018-11-18 10:29:04,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:29:04,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2239 transitions. [2018-11-18 10:29:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 10:29:04,242 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:04,242 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 10:29:04,242 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:04,242 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:04,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1480605381, now seen corresponding path program 1 times [2018-11-18 10:29:04,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:04,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:04,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:04,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:04,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:29:04,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:29:04,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:29:04,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:29:04,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:29:04,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:29:04,409 INFO L87 Difference]: Start difference. First operand 1424 states and 2239 transitions. Second operand 6 states. [2018-11-18 10:29:06,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:06,365 INFO L93 Difference]: Finished difference Result 3902 states and 6351 transitions. [2018-11-18 10:29:06,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:29:06,366 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2018-11-18 10:29:06,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:06,376 INFO L225 Difference]: With dead ends: 3902 [2018-11-18 10:29:06,376 INFO L226 Difference]: Without dead ends: 2484 [2018-11-18 10:29:06,380 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:29:06,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2018-11-18 10:29:06,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2474. [2018-11-18 10:29:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2474 states. [2018-11-18 10:29:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2474 states and 3744 transitions. [2018-11-18 10:29:06,432 INFO L78 Accepts]: Start accepts. Automaton has 2474 states and 3744 transitions. Word has length 164 [2018-11-18 10:29:06,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:06,432 INFO L480 AbstractCegarLoop]: Abstraction has 2474 states and 3744 transitions. [2018-11-18 10:29:06,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:29:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3744 transitions. [2018-11-18 10:29:06,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-18 10:29:06,439 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:06,440 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 10:29:06,440 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:06,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:06,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1539440952, now seen corresponding path program 1 times [2018-11-18 10:29:06,440 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:06,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:06,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:06,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:06,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 92 proven. 106 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 10:29:06,781 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:29:06,781 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:29:06,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:06,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:29:07,220 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 10:29:07,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:29:07,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-18 10:29:07,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:29:07,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:29:07,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:29:07,242 INFO L87 Difference]: Start difference. First operand 2474 states and 3744 transitions. Second operand 9 states. [2018-11-18 10:29:12,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:12,845 INFO L93 Difference]: Finished difference Result 9745 states and 14642 transitions. [2018-11-18 10:29:12,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-11-18 10:29:12,845 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 280 [2018-11-18 10:29:12,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:12,880 INFO L225 Difference]: With dead ends: 9745 [2018-11-18 10:29:12,880 INFO L226 Difference]: Without dead ends: 7277 [2018-11-18 10:29:12,895 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 299 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=245, Invalid=811, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 10:29:12,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2018-11-18 10:29:13,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 6987. [2018-11-18 10:29:13,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6987 states. [2018-11-18 10:29:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6987 states to 6987 states and 8584 transitions. [2018-11-18 10:29:13,050 INFO L78 Accepts]: Start accepts. Automaton has 6987 states and 8584 transitions. Word has length 280 [2018-11-18 10:29:13,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:13,051 INFO L480 AbstractCegarLoop]: Abstraction has 6987 states and 8584 transitions. [2018-11-18 10:29:13,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:29:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6987 states and 8584 transitions. [2018-11-18 10:29:13,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2018-11-18 10:29:13,071 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:13,071 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:29:13,072 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:13,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:13,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1769991345, now seen corresponding path program 1 times [2018-11-18 10:29:13,072 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:13,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:13,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:13,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:13,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 293 proven. 242 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2018-11-18 10:29:14,245 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:29:14,245 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:29:14,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:14,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:29:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 702 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-18 10:29:14,646 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:29:14,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2018-11-18 10:29:14,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 10:29:14,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 10:29:14,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-11-18 10:29:14,648 INFO L87 Difference]: Start difference. First operand 6987 states and 8584 transitions. Second operand 12 states. [2018-11-18 10:29:17,921 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2018-11-18 10:29:22,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:22,159 INFO L93 Difference]: Finished difference Result 18345 states and 23349 transitions. [2018-11-18 10:29:22,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-18 10:29:22,160 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 619 [2018-11-18 10:29:22,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:22,193 INFO L225 Difference]: With dead ends: 18345 [2018-11-18 10:29:22,193 INFO L226 Difference]: Without dead ends: 11364 [2018-11-18 10:29:22,224 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 682 GetRequests, 643 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=346, Invalid=1214, Unknown=0, NotChecked=0, Total=1560 [2018-11-18 10:29:22,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11364 states. [2018-11-18 10:29:22,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11364 to 11014. [2018-11-18 10:29:22,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11014 states. [2018-11-18 10:29:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11014 states to 11014 states and 13495 transitions. [2018-11-18 10:29:22,438 INFO L78 Accepts]: Start accepts. Automaton has 11014 states and 13495 transitions. Word has length 619 [2018-11-18 10:29:22,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:22,440 INFO L480 AbstractCegarLoop]: Abstraction has 11014 states and 13495 transitions. [2018-11-18 10:29:22,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 10:29:22,440 INFO L276 IsEmpty]: Start isEmpty. Operand 11014 states and 13495 transitions. [2018-11-18 10:29:22,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 846 [2018-11-18 10:29:22,474 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:22,474 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:29:22,475 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:22,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:22,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1301512600, now seen corresponding path program 1 times [2018-11-18 10:29:22,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:22,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:22,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:22,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:22,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1473 backedges. 582 proven. 115 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2018-11-18 10:29:23,332 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:29:23,332 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:29:23,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:23,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:29:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1473 backedges. 1092 proven. 2 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-11-18 10:29:23,876 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:29:23,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 10:29:23,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:29:23,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:29:23,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:29:23,878 INFO L87 Difference]: Start difference. First operand 11014 states and 13495 transitions. Second operand 9 states. [2018-11-18 10:29:27,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:27,062 INFO L93 Difference]: Finished difference Result 23698 states and 29662 transitions. [2018-11-18 10:29:27,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 10:29:27,062 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 845 [2018-11-18 10:29:27,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:27,094 INFO L225 Difference]: With dead ends: 23698 [2018-11-18 10:29:27,094 INFO L226 Difference]: Without dead ends: 12717 [2018-11-18 10:29:27,116 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 862 GetRequests, 849 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2018-11-18 10:29:27,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12717 states. [2018-11-18 10:29:27,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12717 to 12702. [2018-11-18 10:29:27,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12702 states. [2018-11-18 10:29:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12702 states to 12702 states and 15238 transitions. [2018-11-18 10:29:27,307 INFO L78 Accepts]: Start accepts. Automaton has 12702 states and 15238 transitions. Word has length 845 [2018-11-18 10:29:27,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:27,309 INFO L480 AbstractCegarLoop]: Abstraction has 12702 states and 15238 transitions. [2018-11-18 10:29:27,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:29:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 12702 states and 15238 transitions. [2018-11-18 10:29:27,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2018-11-18 10:29:27,347 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:27,347 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 10:29:27,348 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:27,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:27,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1566960923, now seen corresponding path program 1 times [2018-11-18 10:29:27,348 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:27,348 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:27,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:27,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:27,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 867 proven. 2 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2018-11-18 10:29:29,251 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:29:29,251 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:29:29,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:29,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:29:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 1290 trivial. 0 not checked. [2018-11-18 10:29:30,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:29:30,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 17 [2018-11-18 10:29:30,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 10:29:30,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 10:29:30,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2018-11-18 10:29:30,080 INFO L87 Difference]: Start difference. First operand 12702 states and 15238 transitions. Second operand 17 states. [2018-11-18 10:29:41,916 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2018-11-18 10:29:43,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:43,031 INFO L93 Difference]: Finished difference Result 43614 states and 55514 transitions. [2018-11-18 10:29:43,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2018-11-18 10:29:43,032 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 853 [2018-11-18 10:29:43,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:43,115 INFO L225 Difference]: With dead ends: 43614 [2018-11-18 10:29:43,115 INFO L226 Difference]: Without dead ends: 30923 [2018-11-18 10:29:43,148 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 992 GetRequests, 909 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2447 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1381, Invalid=5759, Unknown=0, NotChecked=0, Total=7140 [2018-11-18 10:29:43,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30923 states. [2018-11-18 10:29:43,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30923 to 29751. [2018-11-18 10:29:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29751 states. [2018-11-18 10:29:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29751 states to 29751 states and 35356 transitions. [2018-11-18 10:29:43,586 INFO L78 Accepts]: Start accepts. Automaton has 29751 states and 35356 transitions. Word has length 853 [2018-11-18 10:29:43,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:43,586 INFO L480 AbstractCegarLoop]: Abstraction has 29751 states and 35356 transitions. [2018-11-18 10:29:43,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 10:29:43,587 INFO L276 IsEmpty]: Start isEmpty. Operand 29751 states and 35356 transitions. [2018-11-18 10:29:43,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2018-11-18 10:29:43,646 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:43,646 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:29:43,646 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:43,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:43,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1005441714, now seen corresponding path program 1 times [2018-11-18 10:29:43,647 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:43,647 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:43,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:43,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:43,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:45,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1450 backedges. 212 proven. 1032 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 10:29:45,787 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:29:45,787 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:29:45,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:45,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:29:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1450 backedges. 921 proven. 2 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2018-11-18 10:29:46,435 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:29:46,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5] total 16 [2018-11-18 10:29:46,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 10:29:46,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 10:29:46,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:29:46,436 INFO L87 Difference]: Start difference. First operand 29751 states and 35356 transitions. Second operand 16 states. [2018-11-18 10:29:47,447 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2018-11-18 10:29:57,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:29:57,062 INFO L93 Difference]: Finished difference Result 75160 states and 90504 transitions. [2018-11-18 10:29:57,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-18 10:29:57,063 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 958 [2018-11-18 10:29:57,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:29:57,158 INFO L225 Difference]: With dead ends: 75160 [2018-11-18 10:29:57,159 INFO L226 Difference]: Without dead ends: 45420 [2018-11-18 10:29:57,235 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1054 GetRequests, 993 SyntacticMatches, 8 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 944 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=664, Invalid=2306, Unknown=0, NotChecked=0, Total=2970 [2018-11-18 10:29:57,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45420 states. [2018-11-18 10:29:57,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45420 to 42557. [2018-11-18 10:29:57,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42557 states. [2018-11-18 10:29:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42557 states to 42557 states and 50184 transitions. [2018-11-18 10:29:57,743 INFO L78 Accepts]: Start accepts. Automaton has 42557 states and 50184 transitions. Word has length 958 [2018-11-18 10:29:57,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:29:57,744 INFO L480 AbstractCegarLoop]: Abstraction has 42557 states and 50184 transitions. [2018-11-18 10:29:57,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 10:29:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 42557 states and 50184 transitions. [2018-11-18 10:29:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1051 [2018-11-18 10:29:57,785 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:29:57,785 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:29:57,786 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:29:57,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:29:57,787 INFO L82 PathProgramCache]: Analyzing trace with hash 2066269973, now seen corresponding path program 1 times [2018-11-18 10:29:57,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:29:57,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:29:57,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:57,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:57,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:29:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:58,114 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 10:29:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 335 proven. 648 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2018-11-18 10:29:59,716 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:29:59,716 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:29:59,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:29:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:29:59,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:30:00,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 1110 proven. 2 refuted. 0 times theorem prover too weak. 752 trivial. 0 not checked. [2018-11-18 10:30:00,498 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:30:00,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5] total 16 [2018-11-18 10:30:00,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 10:30:00,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 10:30:00,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:30:00,500 INFO L87 Difference]: Start difference. First operand 42557 states and 50184 transitions. Second operand 16 states. [2018-11-18 10:30:09,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:30:09,486 INFO L93 Difference]: Finished difference Result 91724 states and 109612 transitions. [2018-11-18 10:30:09,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-18 10:30:09,487 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1050 [2018-11-18 10:30:09,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:30:09,549 INFO L225 Difference]: With dead ends: 91724 [2018-11-18 10:30:09,549 INFO L226 Difference]: Without dead ends: 37434 [2018-11-18 10:30:09,661 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1143 GetRequests, 1085 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=726, Invalid=2814, Unknown=0, NotChecked=0, Total=3540 [2018-11-18 10:30:09,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37434 states. [2018-11-18 10:30:10,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37434 to 32630. [2018-11-18 10:30:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32630 states. [2018-11-18 10:30:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32630 states to 32630 states and 34942 transitions. [2018-11-18 10:30:10,211 INFO L78 Accepts]: Start accepts. Automaton has 32630 states and 34942 transitions. Word has length 1050 [2018-11-18 10:30:10,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:30:10,211 INFO L480 AbstractCegarLoop]: Abstraction has 32630 states and 34942 transitions. [2018-11-18 10:30:10,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 10:30:10,212 INFO L276 IsEmpty]: Start isEmpty. Operand 32630 states and 34942 transitions. [2018-11-18 10:30:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1190 [2018-11-18 10:30:10,232 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:30:10,234 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:30:10,236 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:30:10,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:30:10,236 INFO L82 PathProgramCache]: Analyzing trace with hash 342440569, now seen corresponding path program 1 times [2018-11-18 10:30:10,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:30:10,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:30:10,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:10,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:10,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:10,674 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-18 10:30:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2432 backedges. 1241 proven. 653 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2018-11-18 10:30:11,523 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:30:11,523 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:30:11,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:11,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:30:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2432 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 2141 trivial. 0 not checked. [2018-11-18 10:30:12,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:30:12,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-18 10:30:12,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:30:12,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:30:12,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:30:12,436 INFO L87 Difference]: Start difference. First operand 32630 states and 34942 transitions. Second operand 9 states. [2018-11-18 10:30:14,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:30:14,926 INFO L93 Difference]: Finished difference Result 68113 states and 73136 transitions. [2018-11-18 10:30:14,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:30:14,926 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1189 [2018-11-18 10:30:14,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:30:14,975 INFO L225 Difference]: With dead ends: 68113 [2018-11-18 10:30:14,975 INFO L226 Difference]: Without dead ends: 35829 [2018-11-18 10:30:15,007 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1212 GetRequests, 1197 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2018-11-18 10:30:15,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35829 states. [2018-11-18 10:30:15,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35829 to 29731. [2018-11-18 10:30:15,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29731 states. [2018-11-18 10:30:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29731 states to 29731 states and 31457 transitions. [2018-11-18 10:30:15,298 INFO L78 Accepts]: Start accepts. Automaton has 29731 states and 31457 transitions. Word has length 1189 [2018-11-18 10:30:15,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:30:15,299 INFO L480 AbstractCegarLoop]: Abstraction has 29731 states and 31457 transitions. [2018-11-18 10:30:15,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:30:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 29731 states and 31457 transitions. [2018-11-18 10:30:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1337 [2018-11-18 10:30:15,315 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:30:15,315 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-18 10:30:15,315 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:30:15,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:30:15,315 INFO L82 PathProgramCache]: Analyzing trace with hash 453709302, now seen corresponding path program 1 times [2018-11-18 10:30:15,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:30:15,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:30:15,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:15,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:15,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 926 proven. 392 refuted. 0 times theorem prover too weak. 2532 trivial. 0 not checked. [2018-11-18 10:30:16,777 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:30:16,778 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:30:16,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:16,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:30:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 2654 proven. 2 refuted. 0 times theorem prover too weak. 1194 trivial. 0 not checked. [2018-11-18 10:30:17,998 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:30:17,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-18 10:30:17,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:30:17,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:30:17,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:30:17,999 INFO L87 Difference]: Start difference. First operand 29731 states and 31457 transitions. Second operand 9 states. [2018-11-18 10:30:21,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:30:21,505 INFO L93 Difference]: Finished difference Result 60340 states and 64291 transitions. [2018-11-18 10:30:21,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 10:30:21,505 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1336 [2018-11-18 10:30:21,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:30:21,568 INFO L225 Difference]: With dead ends: 60340 [2018-11-18 10:30:21,568 INFO L226 Difference]: Without dead ends: 30955 [2018-11-18 10:30:21,599 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1359 GetRequests, 1343 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:30:21,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30955 states. [2018-11-18 10:30:21,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30955 to 28795. [2018-11-18 10:30:21,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28795 states. [2018-11-18 10:30:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28795 states to 28795 states and 30032 transitions. [2018-11-18 10:30:21,906 INFO L78 Accepts]: Start accepts. Automaton has 28795 states and 30032 transitions. Word has length 1336 [2018-11-18 10:30:21,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:30:21,907 INFO L480 AbstractCegarLoop]: Abstraction has 28795 states and 30032 transitions. [2018-11-18 10:30:21,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:30:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 28795 states and 30032 transitions. [2018-11-18 10:30:21,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1337 [2018-11-18 10:30:21,922 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:30:21,923 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:30:21,923 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:30:21,923 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:30:21,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1666605716, now seen corresponding path program 1 times [2018-11-18 10:30:21,923 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:30:21,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:30:21,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:21,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:21,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:25,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3055 backedges. 1842 proven. 216 refuted. 0 times theorem prover too weak. 997 trivial. 0 not checked. [2018-11-18 10:30:25,018 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:30:25,019 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:30:25,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:25,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:30:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3055 backedges. 2009 proven. 2 refuted. 0 times theorem prover too weak. 1044 trivial. 0 not checked. [2018-11-18 10:30:26,292 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:30:26,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5] total 18 [2018-11-18 10:30:26,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 10:30:26,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 10:30:26,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:30:26,294 INFO L87 Difference]: Start difference. First operand 28795 states and 30032 transitions. Second operand 18 states. [2018-11-18 10:30:31,881 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 20 [2018-11-18 10:30:34,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:30:34,325 INFO L93 Difference]: Finished difference Result 60817 states and 63702 transitions. [2018-11-18 10:30:34,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-11-18 10:30:34,326 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1336 [2018-11-18 10:30:34,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:30:34,370 INFO L225 Difference]: With dead ends: 60817 [2018-11-18 10:30:34,370 INFO L226 Difference]: Without dead ends: 32368 [2018-11-18 10:30:34,397 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1438 GetRequests, 1371 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=847, Invalid=3709, Unknown=0, NotChecked=0, Total=4556 [2018-11-18 10:30:34,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32368 states. [2018-11-18 10:30:34,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32368 to 29654. [2018-11-18 10:30:34,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29654 states. [2018-11-18 10:30:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29654 states to 29654 states and 30840 transitions. [2018-11-18 10:30:34,676 INFO L78 Accepts]: Start accepts. Automaton has 29654 states and 30840 transitions. Word has length 1336 [2018-11-18 10:30:34,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:30:34,677 INFO L480 AbstractCegarLoop]: Abstraction has 29654 states and 30840 transitions. [2018-11-18 10:30:34,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 10:30:34,677 INFO L276 IsEmpty]: Start isEmpty. Operand 29654 states and 30840 transitions. [2018-11-18 10:30:34,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1395 [2018-11-18 10:30:34,691 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:30:34,692 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:30:34,692 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:30:34,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:30:34,693 INFO L82 PathProgramCache]: Analyzing trace with hash -779481978, now seen corresponding path program 1 times [2018-11-18 10:30:34,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:30:34,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:30:34,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:34,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:34,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4156 backedges. 1067 proven. 110 refuted. 0 times theorem prover too weak. 2979 trivial. 0 not checked. [2018-11-18 10:30:36,106 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:30:36,106 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:30:36,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:36,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:30:37,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4156 backedges. 2748 proven. 6 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2018-11-18 10:30:37,168 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:30:37,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2018-11-18 10:30:37,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 10:30:37,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 10:30:37,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:30:37,169 INFO L87 Difference]: Start difference. First operand 29654 states and 30840 transitions. Second operand 13 states. [2018-11-18 10:30:48,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:30:48,848 INFO L93 Difference]: Finished difference Result 61723 states and 64230 transitions. [2018-11-18 10:30:48,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-18 10:30:48,848 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 1394 [2018-11-18 10:30:48,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:30:48,891 INFO L225 Difference]: With dead ends: 61723 [2018-11-18 10:30:48,891 INFO L226 Difference]: Without dead ends: 32415 [2018-11-18 10:30:48,913 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1450 GetRequests, 1412 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=1239, Unknown=0, NotChecked=0, Total=1560 [2018-11-18 10:30:48,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32415 states. [2018-11-18 10:30:49,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32415 to 30395. [2018-11-18 10:30:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30395 states. [2018-11-18 10:30:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30395 states to 30395 states and 31563 transitions. [2018-11-18 10:30:49,164 INFO L78 Accepts]: Start accepts. Automaton has 30395 states and 31563 transitions. Word has length 1394 [2018-11-18 10:30:49,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:30:49,164 INFO L480 AbstractCegarLoop]: Abstraction has 30395 states and 31563 transitions. [2018-11-18 10:30:49,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 10:30:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand 30395 states and 31563 transitions. [2018-11-18 10:30:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1447 [2018-11-18 10:30:49,179 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:30:49,180 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:30:49,180 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:30:49,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:30:49,180 INFO L82 PathProgramCache]: Analyzing trace with hash 14506092, now seen corresponding path program 1 times [2018-11-18 10:30:49,180 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:30:49,180 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:30:49,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:49,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:49,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:50,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 1532 proven. 2 refuted. 0 times theorem prover too weak. 2744 trivial. 0 not checked. [2018-11-18 10:30:50,549 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:30:50,549 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:30:50,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:50,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:30:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 1532 proven. 2 refuted. 0 times theorem prover too weak. 2744 trivial. 0 not checked. [2018-11-18 10:30:51,473 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:30:51,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-11-18 10:30:51,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 10:30:51,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 10:30:51,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:30:51,474 INFO L87 Difference]: Start difference. First operand 30395 states and 31563 transitions. Second operand 11 states. [2018-11-18 10:30:55,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:30:55,593 INFO L93 Difference]: Finished difference Result 61143 states and 63612 transitions. [2018-11-18 10:30:55,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-18 10:30:55,593 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1446 [2018-11-18 10:30:55,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:30:55,624 INFO L225 Difference]: With dead ends: 61143 [2018-11-18 10:30:55,624 INFO L226 Difference]: Without dead ends: 26313 [2018-11-18 10:30:55,647 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1503 GetRequests, 1468 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=295, Invalid=965, Unknown=0, NotChecked=0, Total=1260 [2018-11-18 10:30:55,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26313 states. [2018-11-18 10:30:55,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26313 to 24237. [2018-11-18 10:30:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24237 states. [2018-11-18 10:30:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24237 states to 24237 states and 25072 transitions. [2018-11-18 10:30:55,861 INFO L78 Accepts]: Start accepts. Automaton has 24237 states and 25072 transitions. Word has length 1446 [2018-11-18 10:30:55,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:30:55,862 INFO L480 AbstractCegarLoop]: Abstraction has 24237 states and 25072 transitions. [2018-11-18 10:30:55,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 10:30:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24237 states and 25072 transitions. [2018-11-18 10:30:55,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1908 [2018-11-18 10:30:55,884 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:30:55,885 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:30:55,885 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:30:55,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:30:55,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1219610103, now seen corresponding path program 1 times [2018-11-18 10:30:55,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:30:55,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:30:55,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:55,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:55,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:30:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:59,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 1438 proven. 702 refuted. 0 times theorem prover too weak. 4832 trivial. 0 not checked. [2018-11-18 10:30:59,383 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:30:59,383 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:30:59,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:30:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:30:59,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:31:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 4660 proven. 2 refuted. 0 times theorem prover too weak. 2310 trivial. 0 not checked. [2018-11-18 10:31:00,830 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:31:00,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-11-18 10:31:00,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 10:31:00,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 10:31:00,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:31:00,832 INFO L87 Difference]: Start difference. First operand 24237 states and 25072 transitions. Second operand 13 states. [2018-11-18 10:31:05,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:31:05,065 INFO L93 Difference]: Finished difference Result 51217 states and 52953 transitions. [2018-11-18 10:31:05,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-18 10:31:05,065 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 1907 [2018-11-18 10:31:05,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:31:05,093 INFO L225 Difference]: With dead ends: 51217 [2018-11-18 10:31:05,094 INFO L226 Difference]: Without dead ends: 27326 [2018-11-18 10:31:05,111 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1982 GetRequests, 1932 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 720 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=478, Invalid=2072, Unknown=0, NotChecked=0, Total=2550 [2018-11-18 10:31:05,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27326 states. [2018-11-18 10:31:05,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27326 to 24237. [2018-11-18 10:31:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24237 states. [2018-11-18 10:31:05,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24237 states to 24237 states and 25031 transitions. [2018-11-18 10:31:05,313 INFO L78 Accepts]: Start accepts. Automaton has 24237 states and 25031 transitions. Word has length 1907 [2018-11-18 10:31:05,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:31:05,314 INFO L480 AbstractCegarLoop]: Abstraction has 24237 states and 25031 transitions. [2018-11-18 10:31:05,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 10:31:05,314 INFO L276 IsEmpty]: Start isEmpty. Operand 24237 states and 25031 transitions. [2018-11-18 10:31:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2103 [2018-11-18 10:31:05,338 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:31:05,339 INFO L375 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:31:05,339 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:31:05,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:31:05,339 INFO L82 PathProgramCache]: Analyzing trace with hash 73766041, now seen corresponding path program 1 times [2018-11-18 10:31:05,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:31:05,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:31:05,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:31:05,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:31:05,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:31:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:12,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8581 backedges. 1388 proven. 5589 refuted. 0 times theorem prover too weak. 1604 trivial. 0 not checked. [2018-11-18 10:31:12,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:31:12,522 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:31:12,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:31:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:12,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:31:14,021 INFO L134 CoverageAnalysis]: Checked inductivity of 8581 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 8045 trivial. 0 not checked. [2018-11-18 10:31:14,048 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:31:14,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [25] total 26 [2018-11-18 10:31:14,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-18 10:31:14,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-18 10:31:14,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2018-11-18 10:31:14,049 INFO L87 Difference]: Start difference. First operand 24237 states and 25031 transitions. Second operand 26 states. [2018-11-18 10:31:25,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:31:25,067 INFO L93 Difference]: Finished difference Result 54272 states and 56253 transitions. [2018-11-18 10:31:25,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-11-18 10:31:25,067 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 2102 [2018-11-18 10:31:25,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:31:25,068 INFO L225 Difference]: With dead ends: 54272 [2018-11-18 10:31:25,068 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:31:25,095 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2233 GetRequests, 2151 SyntacticMatches, 5 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1958 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1072, Invalid=5090, Unknown=0, NotChecked=0, Total=6162 [2018-11-18 10:31:25,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:31:25,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:31:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:31:25,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:31:25,095 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2102 [2018-11-18 10:31:25,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:31:25,096 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:31:25,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-18 10:31:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:31:25,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:31:25,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:31:25,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:25,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:25,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:25,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:25,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:25,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,233 WARN L180 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 816 DAG size of output: 749 [2018-11-18 10:31:27,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:27,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:31,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:31,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:31,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:31,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:31,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:32,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:32,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:32,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:32,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:32,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:32,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 10:31:33,962 WARN L180 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 816 DAG size of output: 749 [2018-11-18 10:31:38,403 WARN L180 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 741 DAG size of output: 91 [2018-11-18 10:31:42,361 WARN L180 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 861 DAG size of output: 73 [2018-11-18 10:31:43,574 WARN L180 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 501 DAG size of output: 73 [2018-11-18 10:31:51,217 WARN L180 SmtUtils]: Spent 7.61 s on a formula simplification. DAG size of input: 879 DAG size of output: 116 [2018-11-18 10:31:55,569 WARN L180 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 741 DAG size of output: 91 [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,580 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,581 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse7 (= 9 |old(~a16~0)|))) (let ((.cse3 (not (= 8 |old(~a12~0)|))) (.cse8 (= 12 |old(~a16~0)|)) (.cse4 (= 10 |old(~a16~0)|)) (.cse5 (not (= 9 |old(~a12~0)|))) (.cse1 (= 4 |old(~a15~0)|)) (.cse0 (and (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0))) (.cse2 (< 7 |old(~a12~0)|)) (.cse6 (not .cse7))) (and (or .cse0 .cse1 (< 8 |old(~a16~0)|)) (or (or .cse1 (< 0 (+ |old(~a18~0)| 87)) .cse2) .cse0) (or (or .cse1 .cse3) .cse0) (or (not (= 8 |old(~a16~0)|)) .cse0 .cse3) (or .cse0 (or .cse1 .cse4) .cse5) (or .cse3 .cse0 .cse6) (or (not .cse1) .cse0 .cse6 .cse2) (or .cse0 (or .cse7 .cse1 .cse2)) (or .cse8 .cse7 .cse2 .cse0) (or .cse8 .cse4 .cse0 .cse5) (or .cse1 (not (= 5 |old(~a12~0)|)) .cse0) (or .cse0 (or .cse2 .cse6) (forall ((v_prenex_1 Int)) (let ((.cse9 (mod v_prenex_1 299932))) (or (<= 0 v_prenex_1) (< |old(~a18~0)| (+ .cse9 136)) (= 0 .cse9)))))))) [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,582 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,583 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 10:31:55,584 INFO L421 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse9 (= ~a16~0 |old(~a16~0)|)) (.cse1 (= 4 |old(~a15~0)|)) (.cse15 (not (= 8 |old(~a12~0)|))) (.cse0 (= 9 |old(~a16~0)|)) (.cse10 (= ~a18~0 |old(~a18~0)|)) (.cse11 (= ~a15~0 |old(~a15~0)|)) (.cse12 (= |old(~a12~0)| ~a12~0))) (let ((.cse4 (not (= 7 |old(~a12~0)|))) (.cse6 (and (= |old(~a16~0)| ~a16~0) .cse10 .cse11 .cse12)) (.cse14 (not (= 8 |old(~a16~0)|))) (.cse18 (= 10 |old(~a16~0)|)) (.cse19 (not (= 9 |old(~a12~0)|))) (.cse20 (not (= 6 |old(~a12~0)|))) (.cse8 (not .cse0)) (.cse2 (not (= 11 ~a16~0))) (.cse3 (not (= calculate_output_~input 3))) (.cse5 (not (= ~a15~0 3))) (.cse17 (or .cse1 .cse15)) (.cse13 (not .cse1)) (.cse16 (and (= |old(~a15~0)| ~a15~0) .cse9 .cse10 .cse12)) (.cse21 (= 12 |old(~a16~0)|)) (.cse7 (< 7 |old(~a12~0)|))) (and (or (or .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5 (< 0 (+ ~a18~0 79)))) (or .cse6 (or (< 0 (+ |old(~a18~0)| 87)) .cse7) .cse8) (or (and (and .cse9 .cse10) .cse11 .cse12) (not (= 5 |old(~a12~0)|)) .cse8) (or .cse13 .cse3 .cse14 .cse4) (or .cse15 .cse16 .cse8) (or .cse6 .cse17) (or .cse6 (or .cse1 .cse18) .cse19) (or .cse16 .cse1 (< 8 |old(~a16~0)|)) (or .cse14 .cse3 (not (= ~a15~0 4)) .cse20) (or .cse16 .cse14 .cse15) (or (or .cse21 .cse0 .cse7) (or (not (= 5 ~a12~0)) (not (= 8 ~a16~0)) .cse5)) (or (forall ((v_prenex_1 Int)) (let ((.cse22 (mod v_prenex_1 299932))) (or (<= 0 v_prenex_1) (< |old(~a18~0)| (+ .cse22 136)) (= 0 .cse22)))) .cse7 .cse8 (and (and .cse9 .cse12) .cse10 .cse11)) (or .cse16 .cse21 .cse18 .cse19) (or .cse13 .cse20 .cse3 .cse8) (or (or .cse2 .cse3 .cse5 (< 0 (+ ~a18~0 156))) .cse17) (or .cse13 .cse16 .cse7 .cse21) (or (and .cse10 .cse9 .cse11 .cse12) (or .cse0 .cse1 .cse7))))) [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,585 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,586 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 10:31:55,587 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,588 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,589 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse6 (= 9 |old(~a16~0)|))) (let ((.cse2 (not (= 8 |old(~a12~0)|))) (.cse8 (not .cse6)) (.cse5 (= 12 |old(~a16~0)|)) (.cse3 (= 10 |old(~a16~0)|)) (.cse4 (not (= 9 |old(~a12~0)|))) (.cse0 (= 4 |old(~a15~0)|)) (.cse7 (< 7 |old(~a12~0)|)) (.cse1 (and (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or (not (= 5 |old(~a12~0)|)) .cse0 .cse1) (or .cse0 .cse1 (< 8 |old(~a16~0)|)) (or .cse1 (or .cse0 .cse2)) (or .cse1 (or .cse0 .cse3) .cse4) (or .cse5 .cse6 .cse1 .cse7) (or (not (= 8 |old(~a16~0)|)) .cse1 .cse2) (or .cse1 (or (< 0 (+ |old(~a18~0)| 87)) .cse7) .cse8) (or .cse2 .cse1 .cse8) (or (not .cse0) .cse1 .cse8 .cse7) (or .cse5 .cse1 .cse3 .cse4) (or .cse1 (or .cse6 .cse0 .cse7)) (or (or .cse0 .cse7) (forall ((v_prenex_1 Int)) (let ((.cse9 (mod v_prenex_1 299932))) (or (<= 0 v_prenex_1) (< |old(~a18~0)| (+ .cse9 136)) (= 0 .cse9)))) .cse1)))) [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,590 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,591 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 10:31:55,592 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 10:31:55,593 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,594 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,595 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,596 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,597 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,598 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:31:55,599 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 11 ~a16~0) (= 3 ~a15~0) (<= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-18 10:31:55,600 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:31:55,600 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:31:55,600 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0)) (not (= 3 |old(~a15~0)|)) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (< 5 |old(~a12~0)|)) [2018-11-18 10:31:55,600 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 10:31:55,600 INFO L421 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse2 (+ ~a18~0 87)) (.cse6 (not (= ~a16~0 10))) (.cse7 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse0 (= 8 ~a12~0)) (.cse8 (+ |old(~a18~0)| 87)) (.cse3 (not (= ~a16~0 12))) (.cse5 (<= ~a12~0 7)) (.cse1 (or (and (<= 5 |old(~a12~0)|) (<= 10 |old(~a16~0)|)) (and (<= 9 |old(~a12~0)|) (<= 9 |old(~a16~0)|))))) (or (and .cse0 (= 8 ~a16~0) .cse1) (and (and (= ~a15~0 |old(~a15~0)|) (= ~a16~0 |old(~a16~0)|) (= |old(~a12~0)| ~a12~0)) (= .cse2 0)) (not (= 11 |old(~a16~0)|)) (and (= 5 ~a12~0) .cse3 .cse1) (and (and .cse4 (not (= ~a16~0 9)) .cse5) .cse1) (not (= 3 |old(~a15~0)|)) (and (and .cse0 .cse4) .cse1) (and (and (and .cse6 .cse4) .cse7) .cse1) (and (and (<= .cse2 0) .cse3 .cse5) .cse1) (< 5 |old(~a12~0)|) (and .cse1 .cse6 .cse3 .cse7) (and .cse4 (<= ~a16~0 8)) (< 0 .cse8) (and .cse0 .cse1 (= 9 ~a16~0)) (< .cse8 0) (and (exists ((v_prenex_1 Int)) (let ((.cse9 (mod v_prenex_1 299932))) (and (< v_prenex_1 0) (<= (+ .cse9 136) ~a18~0) (not (= 0 .cse9))))) (and .cse3 .cse5) .cse1) (and (and (= 4 ~a15~0) .cse3 .cse5) .cse1))) [2018-11-18 10:31:55,600 INFO L425 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-18 10:31:55,600 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-18 10:31:55,600 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-11-18 10:31:55,600 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse2 (+ ~a18~0 87)) (.cse6 (not (= ~a16~0 10))) (.cse7 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse0 (= 8 ~a12~0)) (.cse8 (+ |old(~a18~0)| 87)) (.cse3 (not (= ~a16~0 12))) (.cse5 (<= ~a12~0 7)) (.cse1 (or (and (<= 5 |old(~a12~0)|) (<= 10 |old(~a16~0)|)) (and (<= 9 |old(~a12~0)|) (<= 9 |old(~a16~0)|))))) (or (and .cse0 (= 8 ~a16~0) .cse1) (and (and (= ~a15~0 |old(~a15~0)|) (= ~a16~0 |old(~a16~0)|) (= |old(~a12~0)| ~a12~0)) (= .cse2 0)) (not (= 11 |old(~a16~0)|)) (and (= 5 ~a12~0) .cse3 .cse1) (and (and .cse4 (not (= ~a16~0 9)) .cse5) .cse1) (not (= 3 |old(~a15~0)|)) (and (and .cse0 .cse4) .cse1) (and (and (and .cse6 .cse4) .cse7) .cse1) (and (and (<= .cse2 0) .cse3 .cse5) .cse1) (< 5 |old(~a12~0)|) (and .cse1 .cse6 .cse3 .cse7) (and .cse4 (<= ~a16~0 8)) (< 0 .cse8) (and .cse0 .cse1 (= 9 ~a16~0)) (< .cse8 0) (and (exists ((v_prenex_1 Int)) (let ((.cse9 (mod v_prenex_1 299932))) (and (< v_prenex_1 0) (<= (+ .cse9 136) ~a18~0) (not (= 0 .cse9))))) (and .cse3 .cse5) .cse1) (and (and (= 4 ~a15~0) .cse3 .cse5) .cse1))) [2018-11-18 10:31:55,600 INFO L425 ceAbstractionStarter]: For program point L1773-4(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 10:31:55,607 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,608 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,608 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,616 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:31:55 BoogieIcfgContainer [2018-11-18 10:31:55,620 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:31:55,620 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:31:55,620 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:31:55,620 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:31:55,621 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:28:57" (3/4) ... [2018-11-18 10:31:55,630 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:31:55,636 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:31:55,636 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 10:31:55,636 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 10:31:55,636 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:31:55,655 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 10:31:55,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:31:55,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((8 == a12 && 8 == a16) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16)))) || (((a15 == \old(a15) && a16 == \old(a16)) && \old(a12) == a12) && a18 + 87 == 0)) || !(11 == \old(a16))) || ((5 == a12 && !(a16 == 12)) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((!(a15 == 4) && !(a16 == 9)) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || !(3 == \old(a15))) || ((8 == a12 && !(a15 == 4)) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((!(a16 == 10) && !(a15 == 4)) && a12 == 9) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((a18 + 87 <= 0 && !(a16 == 12)) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || 5 < \old(a12)) || (((((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))) && !(a16 == 10)) && !(a16 == 12)) && a12 == 9)) || (!(a15 == 4) && a16 <= 8)) || 0 < \old(a18) + 87) || ((8 == a12 && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16)))) && 9 == a16)) || \old(a18) + 87 < 0) || (((\exists v_prenex_1 : int :: (v_prenex_1 < 0 && v_prenex_1 % 299932 + 136 <= a18) && !(0 == v_prenex_1 % 299932)) && !(a16 == 12) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((4 == a15 && !(a16 == 12)) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16)))) [2018-11-18 10:31:55,861 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1035be4d-a543-4518-b5d0-93876406dc89/bin-2019/uautomizer/witness.graphml [2018-11-18 10:31:55,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:31:55,863 INFO L168 Benchmark]: Toolchain (without parser) took 182326.90 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 947.3 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-11-18 10:31:55,863 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:31:55,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 874.8 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:55,864 INFO L168 Benchmark]: Boogie Preprocessor took 246.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 874.8 MB in the beginning and 1.1 GB in the end (delta: -223.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:55,864 INFO L168 Benchmark]: RCFGBuilder took 3134.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 851.6 MB in the end (delta: 246.5 MB). Peak memory consumption was 246.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:55,864 INFO L168 Benchmark]: TraceAbstraction took 177955.35 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 851.6 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-11-18 10:31:55,864 INFO L168 Benchmark]: Witness Printer took 241.04 ms. Allocated memory is still 4.9 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:55,866 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 745.59 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 874.8 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 246.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 874.8 MB in the beginning and 1.1 GB in the end (delta: -223.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3134.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 851.6 MB in the end (delta: 246.5 MB). Peak memory consumption was 246.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 177955.35 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 851.6 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 241.04 ms. Allocated memory is still 4.9 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant [2018-11-18 10:31:55,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,869 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-18 10:31:55,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: (((((((((((((((((8 == a12 && 8 == a16) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16)))) || (((a15 == \old(a15) && a16 == \old(a16)) && \old(a12) == a12) && a18 + 87 == 0)) || !(11 == \old(a16))) || ((5 == a12 && !(a16 == 12)) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((!(a15 == 4) && !(a16 == 9)) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || !(3 == \old(a15))) || ((8 == a12 && !(a15 == 4)) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((!(a16 == 10) && !(a15 == 4)) && a12 == 9) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((a18 + 87 <= 0 && !(a16 == 12)) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || 5 < \old(a12)) || (((((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))) && !(a16 == 10)) && !(a16 == 12)) && a12 == 9)) || (!(a15 == 4) && a16 <= 8)) || 0 < \old(a18) + 87) || ((8 == a12 && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16)))) && 9 == a16)) || \old(a18) + 87 < 0) || (((\exists v_prenex_1 : int :: (v_prenex_1 < 0 && v_prenex_1 % 299932 + 136 <= a18) && !(0 == v_prenex_1 % 299932)) && !(a16 == 12) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16))))) || (((4 == a15 && !(a16 == 12)) && a12 <= 7) && ((5 <= \old(a12) && 10 <= \old(a16)) || (9 <= \old(a12) && 9 <= \old(a16)))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. SAFE Result, 177.8s OverallTime, 16 OverallIterations, 12 TraceHistogramMax, 102.7s AutomataDifference, 0.0s DeadEndRemovalTime, 30.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2000 SDtfs, 68939 SDslu, 6168 SDs, 0 SdLazy, 127670 SolverSat, 19587 SolverUnsat, 44 SolverUnknown, 0 SolverNotchecked, 71.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16267 GetRequests, 15658 SyntacticMatches, 26 SemanticMatches, 583 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9898 ImplicationChecksByTransitivity, 17.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42557occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 16 MinimizatonAttempts, 27682 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2568 PreInvPairs, 5695 NumberOfFragments, 1725 HoareAnnotationTreeSize, 2568 FomulaSimplifications, 653066635 FormulaSimplificationTreeSizeReduction, 8.8s HoareSimplificationTime, 9 FomulaSimplificationsInter, 17467361 FormulaSimplificationTreeSizeReductionInter, 21.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 31008 NumberOfCodeBlocks, 31008 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 30979 ConstructedInterpolants, 49 QuantifiedInterpolants, 167557739 SizeOfPredicates, 8 NumberOfNonLiveVariables, 19965 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 29 InterpolantComputations, 7 PerfectInterpolantSequences, 72199/82030 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...