java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:08:02,534 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:08:02,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:08:02,554 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:08:02,554 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:08:02,555 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:08:02,557 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:08:02,558 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:08:02,560 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:08:02,561 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:08:02,562 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:08:02,562 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:08:02,563 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:08:02,564 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:08:02,565 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:08:02,566 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:08:02,566 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:08:02,568 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:08:02,570 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:08:02,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:08:02,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:08:02,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:08:02,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 10:08:02,576 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 10:08:02,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 10:08:02,577 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 10:08:02,578 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 10:08:02,579 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 10:08:02,579 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 10:08:02,580 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 10:08:02,580 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 10:08:02,581 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 10:08:02,581 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 10:08:02,581 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 10:08:02,582 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 10:08:02,583 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 10:08:02,583 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-18 10:08:02,598 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:08:02,598 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:08:02,599 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:08:02,599 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:08:02,599 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:08:02,600 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:08:02,600 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:08:02,600 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:08:02,600 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:08:02,600 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:08:02,601 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:08:02,601 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:08:02,601 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:08:02,602 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:08:02,602 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:08:02,602 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:08:02,602 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:08:02,602 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:08:02,603 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:08:02,603 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:08:02,603 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:08:02,603 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:08:02,603 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:08:02,604 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:08:02,604 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:08:02,604 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:08:02,604 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:08:02,604 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:08:02,605 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:08:02,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:08:02,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:08:02,605 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:08:02,605 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:08:02,606 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:08:02,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:08:02,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:08:02,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:08:02,691 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:08:02,691 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:08:02,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c [2018-09-18 10:08:03,046 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba94469bb/34a2c0c7b09246a08d4ac6609699684f/FLAG21f772918 [2018-09-18 10:08:03,360 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:08:03,361 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label53_true-unreach-call_false-termination.c [2018-09-18 10:08:03,385 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba94469bb/34a2c0c7b09246a08d4ac6609699684f/FLAG21f772918 [2018-09-18 10:08:03,400 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba94469bb/34a2c0c7b09246a08d4ac6609699684f [2018-09-18 10:08:03,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:08:03,415 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:08:03,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:08:03,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:08:03,424 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:08:03,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:08:03" (1/1) ... [2018-09-18 10:08:03,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8699f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:03, skipping insertion in model container [2018-09-18 10:08:03,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:08:03" (1/1) ... [2018-09-18 10:08:03,442 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:08:03,929 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:08:03,948 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:08:04,093 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:08:04,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04 WrapperNode [2018-09-18 10:08:04,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:08:04,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:08:04,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:08:04,146 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:08:04,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:08:04,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:08:04,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:08:04,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:08:04,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... [2018-09-18 10:08:04,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:08:04,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:08:04,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:08:04,488 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:08:04,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-18 10:08:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:08:04,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:08:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:08:04,573 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:08:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:08:04,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:08:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:08:04,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:08:07,725 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:08:07,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:08:07 BoogieIcfgContainer [2018-09-18 10:08:07,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:08:07,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:08:07,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:08:07,732 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:08:07,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:08:03" (1/3) ... [2018-09-18 10:08:07,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57899eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:08:07, skipping insertion in model container [2018-09-18 10:08:07,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:08:04" (2/3) ... [2018-09-18 10:08:07,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57899eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:08:07, skipping insertion in model container [2018-09-18 10:08:07,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:08:07" (3/3) ... [2018-09-18 10:08:07,735 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label53_true-unreach-call_false-termination.c [2018-09-18 10:08:07,745 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:08:07,755 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:08:07,812 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:08:07,813 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:08:07,813 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:08:07,813 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:08:07,813 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:08:07,814 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:08:07,814 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:08:07,814 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:08:07,814 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:08:07,841 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-09-18 10:08:07,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-18 10:08:07,855 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:07,856 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:07,858 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:07,864 INFO L82 PathProgramCache]: Analyzing trace with hash 311071925, now seen corresponding path program 1 times [2018-09-18 10:08:07,867 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:07,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:07,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:07,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:07,918 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:08,473 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:08:08,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:08,593 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:08:08,593 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:08:08,593 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:08,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:08:08,621 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:08:08,622 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:08:08,624 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-09-18 10:08:10,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:10,011 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-09-18 10:08:10,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:08:10,016 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2018-09-18 10:08:10,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:10,034 INFO L225 Difference]: With dead ends: 550 [2018-09-18 10:08:10,034 INFO L226 Difference]: Without dead ends: 340 [2018-09-18 10:08:10,041 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:08:10,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-09-18 10:08:10,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-09-18 10:08:10,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-09-18 10:08:10,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 562 transitions. [2018-09-18 10:08:10,117 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 562 transitions. Word has length 121 [2018-09-18 10:08:10,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:10,118 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 562 transitions. [2018-09-18 10:08:10,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:08:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 562 transitions. [2018-09-18 10:08:10,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-18 10:08:10,127 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:10,128 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:10,128 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:10,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1224558518, now seen corresponding path program 1 times [2018-09-18 10:08:10,129 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:10,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:10,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:10,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:10,130 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:10,354 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:08:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:10,404 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:08:10,404 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:08:10,404 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:10,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:08:10,407 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:08:10,407 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:08:10,407 INFO L87 Difference]: Start difference. First operand 340 states and 562 transitions. Second operand 6 states. [2018-09-18 10:08:12,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:12,160 INFO L93 Difference]: Finished difference Result 888 states and 1491 transitions. [2018-09-18 10:08:12,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:08:12,161 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2018-09-18 10:08:12,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:12,168 INFO L225 Difference]: With dead ends: 888 [2018-09-18 10:08:12,169 INFO L226 Difference]: Without dead ends: 554 [2018-09-18 10:08:12,174 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:08:12,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-09-18 10:08:12,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 539. [2018-09-18 10:08:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-09-18 10:08:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 827 transitions. [2018-09-18 10:08:12,217 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 827 transitions. Word has length 132 [2018-09-18 10:08:12,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:12,217 INFO L480 AbstractCegarLoop]: Abstraction has 539 states and 827 transitions. [2018-09-18 10:08:12,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:08:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 827 transitions. [2018-09-18 10:08:12,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-18 10:08:12,223 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:12,224 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:12,224 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:12,225 INFO L82 PathProgramCache]: Analyzing trace with hash 408720354, now seen corresponding path program 1 times [2018-09-18 10:08:12,225 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:12,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:12,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:12,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:12,226 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:12,659 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:08:12,659 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:08:12,659 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:12,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:08:12,660 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:08:12,660 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:08:12,661 INFO L87 Difference]: Start difference. First operand 539 states and 827 transitions. Second operand 5 states. [2018-09-18 10:08:14,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:14,451 INFO L93 Difference]: Finished difference Result 1210 states and 1896 transitions. [2018-09-18 10:08:14,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:08:14,451 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2018-09-18 10:08:14,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:14,458 INFO L225 Difference]: With dead ends: 1210 [2018-09-18 10:08:14,458 INFO L226 Difference]: Without dead ends: 536 [2018-09-18 10:08:14,460 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:08:14,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-09-18 10:08:14,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2018-09-18 10:08:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2018-09-18 10:08:14,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 787 transitions. [2018-09-18 10:08:14,501 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 787 transitions. Word has length 133 [2018-09-18 10:08:14,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:14,502 INFO L480 AbstractCegarLoop]: Abstraction has 536 states and 787 transitions. [2018-09-18 10:08:14,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:08:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 787 transitions. [2018-09-18 10:08:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-18 10:08:14,512 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:14,513 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:14,513 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:14,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1676803526, now seen corresponding path program 1 times [2018-09-18 10:08:14,514 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:14,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:14,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:14,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:14,517 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:14,912 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2018-09-18 10:08:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:15,032 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:08:15,032 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:08:15,032 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:15,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:08:15,033 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:08:15,033 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:08:15,033 INFO L87 Difference]: Start difference. First operand 536 states and 787 transitions. Second operand 5 states. [2018-09-18 10:08:16,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:16,821 INFO L93 Difference]: Finished difference Result 1204 states and 1799 transitions. [2018-09-18 10:08:16,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:08:16,823 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2018-09-18 10:08:16,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:16,827 INFO L225 Difference]: With dead ends: 1204 [2018-09-18 10:08:16,827 INFO L226 Difference]: Without dead ends: 535 [2018-09-18 10:08:16,829 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:08:16,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2018-09-18 10:08:16,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 535. [2018-09-18 10:08:16,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2018-09-18 10:08:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 782 transitions. [2018-09-18 10:08:16,846 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 782 transitions. Word has length 134 [2018-09-18 10:08:16,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:16,847 INFO L480 AbstractCegarLoop]: Abstraction has 535 states and 782 transitions. [2018-09-18 10:08:16,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:08:16,847 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 782 transitions. [2018-09-18 10:08:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-18 10:08:16,850 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:16,850 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:16,850 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:16,851 INFO L82 PathProgramCache]: Analyzing trace with hash 468681710, now seen corresponding path program 1 times [2018-09-18 10:08:16,851 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:16,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:16,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:16,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:16,852 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:17,046 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:17,046 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:08:17,046 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:08:17,047 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:17,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:08:17,047 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:08:17,047 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:08:17,048 INFO L87 Difference]: Start difference. First operand 535 states and 782 transitions. Second operand 3 states. [2018-09-18 10:08:18,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:18,148 INFO L93 Difference]: Finished difference Result 1521 states and 2300 transitions. [2018-09-18 10:08:18,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:08:18,148 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2018-09-18 10:08:18,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:18,155 INFO L225 Difference]: With dead ends: 1521 [2018-09-18 10:08:18,156 INFO L226 Difference]: Without dead ends: 992 [2018-09-18 10:08:18,158 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:08:18,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2018-09-18 10:08:18,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 992. [2018-09-18 10:08:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 992 states. [2018-09-18 10:08:18,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1411 transitions. [2018-09-18 10:08:18,202 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1411 transitions. Word has length 139 [2018-09-18 10:08:18,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:18,203 INFO L480 AbstractCegarLoop]: Abstraction has 992 states and 1411 transitions. [2018-09-18 10:08:18,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:08:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1411 transitions. [2018-09-18 10:08:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-18 10:08:18,207 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:18,208 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:18,208 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:18,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1975800262, now seen corresponding path program 1 times [2018-09-18 10:08:18,208 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:18,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:18,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:18,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:18,210 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:18,341 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:08:18,341 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:08:18,341 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:18,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:08:18,342 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:08:18,342 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:08:18,342 INFO L87 Difference]: Start difference. First operand 992 states and 1411 transitions. Second operand 6 states. [2018-09-18 10:08:19,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:19,483 INFO L93 Difference]: Finished difference Result 2947 states and 4374 transitions. [2018-09-18 10:08:19,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:08:19,485 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-09-18 10:08:19,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:19,498 INFO L225 Difference]: With dead ends: 2947 [2018-09-18 10:08:19,499 INFO L226 Difference]: Without dead ends: 1961 [2018-09-18 10:08:19,506 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 [2018-09-18 10:08:19,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1961 states. [2018-09-18 10:08:19,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1961 to 1928. [2018-09-18 10:08:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1928 states. [2018-09-18 10:08:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1928 states and 2554 transitions. [2018-09-18 10:08:19,587 INFO L78 Accepts]: Start accepts. Automaton has 1928 states and 2554 transitions. Word has length 140 [2018-09-18 10:08:19,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:19,587 INFO L480 AbstractCegarLoop]: Abstraction has 1928 states and 2554 transitions. [2018-09-18 10:08:19,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:08:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2554 transitions. [2018-09-18 10:08:19,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-18 10:08:19,596 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:19,596 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:19,596 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:19,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1294574634, now seen corresponding path program 1 times [2018-09-18 10:08:19,597 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:19,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:19,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:19,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:19,598 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-09-18 10:08:19,848 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:08:19,849 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-18 10:08:19,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:19,863 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:08:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:19,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:08:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:20,145 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:08:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:20,578 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 10:08:20,578 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-09-18 10:08:20,578 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:08:20,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:08:20,579 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:08:20,579 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:08:20,580 INFO L87 Difference]: Start difference. First operand 1928 states and 2554 transitions. Second operand 3 states. [2018-09-18 10:08:22,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:22,981 INFO L93 Difference]: Finished difference Result 5578 states and 7560 transitions. [2018-09-18 10:08:22,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:08:22,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2018-09-18 10:08:22,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:23,001 INFO L225 Difference]: With dead ends: 5578 [2018-09-18 10:08:23,002 INFO L226 Difference]: Without dead ends: 3656 [2018-09-18 10:08:23,012 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 294 SyntacticMatches, 5 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:08:23,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3656 states. [2018-09-18 10:08:23,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3656 to 3617. [2018-09-18 10:08:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3617 states. [2018-09-18 10:08:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 3617 states and 4635 transitions. [2018-09-18 10:08:23,113 INFO L78 Accepts]: Start accepts. Automaton has 3617 states and 4635 transitions. Word has length 148 [2018-09-18 10:08:23,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:23,114 INFO L480 AbstractCegarLoop]: Abstraction has 3617 states and 4635 transitions. [2018-09-18 10:08:23,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:08:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3617 states and 4635 transitions. [2018-09-18 10:08:23,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-18 10:08:23,124 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:23,124 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:08:23,125 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:23,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1144781711, now seen corresponding path program 1 times [2018-09-18 10:08:23,125 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:23,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:23,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:23,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:23,126 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:23,319 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:08:23,319 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-18 10:08:23,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:23,327 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:08:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:23,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:08:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-18 10:08:23,619 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:08:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-18 10:08:24,175 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:08:24,175 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:08:24,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:24,204 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:08:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:24,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:08:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-18 10:08:24,720 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:08:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-18 10:08:24,897 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:08:24,897 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4, 4, 4] total 13 [2018-09-18 10:08:24,897 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:08:24,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-18 10:08:24,899 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-18 10:08:24,899 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2018-09-18 10:08:24,899 INFO L87 Difference]: Start difference. First operand 3617 states and 4635 transitions. Second operand 8 states. [2018-09-18 10:08:28,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:28,488 INFO L93 Difference]: Finished difference Result 9449 states and 12845 transitions. [2018-09-18 10:08:28,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-09-18 10:08:28,491 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 156 [2018-09-18 10:08:28,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:28,523 INFO L225 Difference]: With dead ends: 9449 [2018-09-18 10:08:28,523 INFO L226 Difference]: Without dead ends: 5838 [2018-09-18 10:08:28,540 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 651 GetRequests, 622 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=158, Invalid=598, Unknown=0, NotChecked=0, Total=756 [2018-09-18 10:08:28,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5838 states. [2018-09-18 10:08:28,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5838 to 5611. [2018-09-18 10:08:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5611 states. [2018-09-18 10:08:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5611 states to 5611 states and 6978 transitions. [2018-09-18 10:08:28,719 INFO L78 Accepts]: Start accepts. Automaton has 5611 states and 6978 transitions. Word has length 156 [2018-09-18 10:08:28,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:28,720 INFO L480 AbstractCegarLoop]: Abstraction has 5611 states and 6978 transitions. [2018-09-18 10:08:28,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-18 10:08:28,720 INFO L276 IsEmpty]: Start isEmpty. Operand 5611 states and 6978 transitions. [2018-09-18 10:08:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-18 10:08:28,736 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:08:28,737 INFO L376 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, 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] [2018-09-18 10:08:28,737 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:08:28,737 INFO L82 PathProgramCache]: Analyzing trace with hash -392859333, now seen corresponding path program 1 times [2018-09-18 10:08:28,738 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:08:28,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:28,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:28,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:08:28,739 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:08:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:29,101 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:08:29,101 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-18 10:08:29,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:29,110 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:08:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:29,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:08:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:29,441 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:08:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:29,587 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:08:29,587 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:08:29,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:08:29,603 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:08:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:08:29,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:08:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:29,861 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:08:30,127 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-18 10:08:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:08:30,332 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:08:30,333 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 17 [2018-09-18 10:08:30,333 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:08:30,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:08:30,335 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:08:30,335 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2018-09-18 10:08:30,335 INFO L87 Difference]: Start difference. First operand 5611 states and 6978 transitions. Second operand 9 states. [2018-09-18 10:08:32,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:08:32,283 INFO L93 Difference]: Finished difference Result 9615 states and 12056 transitions. [2018-09-18 10:08:32,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-18 10:08:32,285 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 188 [2018-09-18 10:08:32,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:08:32,285 INFO L225 Difference]: With dead ends: 9615 [2018-09-18 10:08:32,285 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 10:08:32,314 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 772 GetRequests, 746 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2018-09-18 10:08:32,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 10:08:32,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 10:08:32,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 10:08:32,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 10:08:32,315 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 188 [2018-09-18 10:08:32,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:08:32,316 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 10:08:32,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:08:32,316 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 10:08:32,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 10:08:32,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 10:08:32,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,599 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 104 [2018-09-18 10:08:32,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:08:32,711 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 104 [2018-09-18 10:08:33,141 WARN L178 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2018-09-18 10:08:34,040 WARN L178 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 39 [2018-09-18 10:08:35,275 WARN L178 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 125 DAG size of output: 69 [2018-09-18 10:08:35,776 WARN L178 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 60 [2018-09-18 10:08:36,340 WARN L178 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 60 [2018-09-18 10:08:36,345 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:08:36,346 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= |old(~a7~0)| ~a7~0) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-09-18 10:08:36,346 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:08:36,346 INFO L426 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-09-18 10:08:36,346 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-09-18 10:08:36,346 INFO L426 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-09-18 10:08:36,347 INFO L426 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-09-18 10:08:36,348 INFO L426 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-09-18 10:08:36,348 INFO L426 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-09-18 10:08:36,348 INFO L426 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-09-18 10:08:36,348 INFO L426 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-09-18 10:08:36,349 INFO L426 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,350 INFO L426 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-09-18 10:08:36,351 INFO L426 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-09-18 10:08:36,352 INFO L426 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,353 INFO L426 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-09-18 10:08:36,354 INFO L426 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,355 INFO L426 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-09-18 10:08:36,356 INFO L426 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,357 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,358 INFO L426 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-09-18 10:08:36,359 INFO L426 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-09-18 10:08:36,360 INFO L426 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-09-18 10:08:36,360 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse11 (= 1 |old(~a17~0)|)) (.cse7 (= 4 |old(~a16~0)|)) (.cse15 (= |old(~a16~0)| ~a16~0)) (.cse19 (= ~a17~0 |old(~a17~0)|)) (.cse20 (= |old(~a7~0)| ~a7~0)) (.cse21 (<= |old(~a8~0)| ~a8~0)) (.cse16 (= 1 ~a21~0)) (.cse22 (= ~a20~0 |old(~a20~0)|))) (let ((.cse2 (and .cse15 .cse19 .cse20 .cse21 .cse16 .cse22)) (.cse5 (< |old(~a8~0)| 14)) (.cse10 (< 0 |old(~a21~0)|)) (.cse8 (= 6 |old(~a16~0)|)) (.cse9 (and .cse19 .cse20 .cse21 .cse15 .cse22 (= ~a21~0 |old(~a21~0)|))) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse4 (not (= 1 |old(~a20~0)|))) (.cse12 (not .cse7)) (.cse3 (not (= 8 ~a12~0))) (.cse13 (= 1 ~a20~0)) (.cse14 (= 13 ~a8~0)) (.cse17 (= 1 ~a17~0)) (.cse18 (not (= 13 |old(~a8~0)|))) (.cse6 (not .cse11))) (and (or .cse0 .cse1 .cse2 .cse3 (< |old(~a8~0)| 15)) (or .cse0 .cse1 .cse4 .cse5 .cse3 .cse6 .cse2) (or .cse0 .cse1 .cse7 .cse4 .cse3 .cse2 .cse6) (or .cse8 .cse9 .cse3 .cse10) (or .cse8 .cse0 .cse5 .cse3 .cse11 .cse9) (or .cse0 .cse4 .cse12 (and (= 1 ~a7~0) .cse13 .cse14 .cse15 .cse16 .cse17) .cse3 (not .cse1) .cse18 .cse6) (or .cse9 .cse3 .cse11 .cse10) (or .cse8 .cse0 .cse1 .cse9 .cse3 .cse11) (or .cse0 .cse1 .cse4 .cse12 .cse3 (and (not (= ~a7~0 1)) .cse13 .cse14 .cse15 .cse16 .cse17) .cse18 .cse6)))) [2018-09-18 10:08:36,360 INFO L426 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-09-18 10:08:36,360 INFO L426 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,360 INFO L426 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,360 INFO L426 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-09-18 10:08:36,361 INFO L426 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,362 INFO L426 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-09-18 10:08:36,363 INFO L426 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,364 INFO L426 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-09-18 10:08:36,365 INFO L426 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-09-18 10:08:36,366 INFO L426 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-09-18 10:08:36,366 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-09-18 10:08:36,366 INFO L426 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-09-18 10:08:36,366 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-09-18 10:08:36,366 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:08:36,366 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (<= 15 ~a8~0) (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (= ~a12~0 8) (not (= ~a16~0 4)) (= 1 ~a17~0)) [2018-09-18 10:08:36,366 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 10:08:36,367 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:08:36,367 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (and (= |old(~a16~0)| ~a16~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a7~0)| ~a7~0) (<= |old(~a8~0)| ~a8~0) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|)) (not (= 8 ~a12~0)) (< |old(~a8~0)| 15) (not (= 1 |old(~a17~0)|))) [2018-09-18 10:08:36,367 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-09-18 10:08:36,368 INFO L422 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse4 (<= ~a21~0 0)) (.cse1 (= 1 ~a20~0)) (.cse3 (= 1 ~a17~0)) (.cse0 (not (= ~a7~0 1))) (.cse7 (<= 14 ~a8~0)) (.cse6 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0)) (.cse5 (not (= ~a17~0 1)))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 (not (= ~a16~0 4)) .cse3) (and .cse4 .cse5) (and (and .cse0 .cse6 .cse5) .cse2) (and .cse1 (= 13 ~a8~0) (= 4 ~a16~0) .cse2 .cse3) (not (= 8 ~a12~0)) (and .cse4 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3) (< |old(~a8~0)| 15) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (= 6 |old(~a16~0)|) (and .cse0 (<= 15 ~a8~0) .cse2) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse7 .cse6 .cse2 .cse5))) [2018-09-18 10:08:36,368 INFO L426 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-09-18 10:08:36,368 INFO L426 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-09-18 10:08:36,368 INFO L426 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-09-18 10:08:36,368 INFO L422 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse4 (<= ~a21~0 0)) (.cse1 (= 1 ~a20~0)) (.cse3 (= 1 ~a17~0)) (.cse0 (not (= ~a7~0 1))) (.cse7 (<= 14 ~a8~0)) (.cse6 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0)) (.cse5 (not (= ~a17~0 1)))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 (not (= ~a16~0 4)) .cse3) (and .cse4 .cse5) (and (and .cse0 .cse6 .cse5) .cse2) (and .cse1 (= 13 ~a8~0) (= 4 ~a16~0) .cse2 .cse3) (not (= 8 ~a12~0)) (and .cse4 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3) (< |old(~a8~0)| 15) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (= 6 |old(~a16~0)|) (and .cse0 (<= 15 ~a8~0) .cse2) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse7 .cse6 .cse2 .cse5))) [2018-09-18 10:08:36,368 INFO L426 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-09-18 10:08:36,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:08:36 BoogieIcfgContainer [2018-09-18 10:08:36,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:08:36,389 INFO L168 Benchmark]: Toolchain (without parser) took 32977.07 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -305.0 MB). Peak memory consumption was 805.4 MB. Max. memory is 7.1 GB. [2018-09-18 10:08:36,391 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:08:36,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-18 10:08:36,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-18 10:08:36,393 INFO L168 Benchmark]: Boogie Preprocessor took 226.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 785.4 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -880.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2018-09-18 10:08:36,394 INFO L168 Benchmark]: RCFGBuilder took 3238.75 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2018-09-18 10:08:36,395 INFO L168 Benchmark]: TraceAbstraction took 28660.62 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 325.1 MB). Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 418.7 MB). Peak memory consumption was 743.7 MB. Max. memory is 7.1 GB. [2018-09-18 10:08:36,400 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 728.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 115.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 226.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 785.4 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -880.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3238.75 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28660.62 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 325.1 MB). Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 418.7 MB). Peak memory consumption was 743.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 518]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == \old(a21)) || ((((!(a7 == 1) && 1 == a20) && 1 == a21) && !(a16 == 4)) && 1 == a17)) || (a21 <= 0 && !(a17 == 1))) || (((!(a7 == 1) && !(a16 == 6)) && !(a17 == 1)) && 1 == a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (a21 <= 0 && !(a16 == 6))) || ((((!(a7 == 1) && 1 == a20) && 14 <= a8) && 1 == a21) && 1 == a17)) || \old(a8) < 15) || 1 == \old(a7)) || !(1 == \old(a20))) || 6 == \old(a16)) || ((!(a7 == 1) && 15 <= a8) && 1 == a21)) || !(1 == \old(a17))) || 4 == \old(a16)) || (((14 <= a8 && !(a16 == 6)) && 1 == a21) && !(a17 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 28.5s OverallTime, 9 OverallIterations, 3 TraceHistogramMax, 17.1s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1012 SDtfs, 5043 SDslu, 842 SDs, 0 SdLazy, 6989 SolverSat, 1441 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1771 GetRequests, 1675 SyntacticMatches, 20 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5611occurred 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: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 314 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 137 PreInvPairs, 231 NumberOfFragments, 731 HoareAnnotationTreeSize, 137 FomulaSimplifications, 6359 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4721 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 2127 NumberOfCodeBlocks, 2127 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2944 ConstructedInterpolants, 0 QuantifiedInterpolants, 1598517 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2191 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 19 InterpolantComputations, 8 PerfectInterpolantSequences, 756/820 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label53_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-08-36-418.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label53_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-08-36-418.csv Received shutdown request...